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vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 1 of 21 output voltage output power (w) current (a) efficiency (%) part numbering 1.0 vdc 100 100 85 dc048b010t010fp 1.5 vdc 120 80 87 dc048b015t012fp 1.8 vdc 144 80 89 dc048b018t014fp 2.5 vdc 175 70 90 dc048b025t017fp 3.0 vdc 180 60 91 dc048b030t018fp 3.3 vdc 165 50 91 dc048b033t016fp 5 vdc 180 36 91 dc048b050t018fp 10 vdc 180 18 92 dc048b100t018fp 12 vdc 220 18.33 92 dc048b120t022fp 15 vdc 200 13.33 92 dc048b150t020fp 24 vdc 220 9.17 92 dc048b240t022fp 28 vdc 190 6.79 92 dc048b280t019fp 48 vdc 220 4.58 93 dc048b480t022fp 48 v input dc-dc converter modules product overview vi brick dc-dc converters use advanced sine amplitude converter tm (sac tm ) technology, thermally enhanced packaging technologies, and advanced cim processes to provide high power density and efficiency, superior transient response, and improved thermal management. the high speed 3.5 mhz, zero current switching?zero voltage switching (zcs?zvs) design enables efficient and low noise operation throughout the operating range. product selection: 36 ? 75 v dc input range applications ? communications ? distributed power ? ate ? defense ? aerospace ? medical ? and other applications requiring high efficiency ? dc input range: 36 ? 75 v ? efficiency: up to 93% ? dc output: 1 ? 48 v ? maximum operating temp: 100c, full load ? isolated output ? low noise: sine amplitude converter tm (sac tm ) technology ? highly efficient: zcs/zvs switching ? fast dynamic response ? low profile: 0.37 in. (9.5 mm) ? rohs compliant ? power density up to 145 w/in 3 ? agency approvals features size: 2.19 x 1.91 x 0.37 in 55,7 x 48,6 x 9,5 mm part numbering input voltage designator dc-dc converter module package size output voltage designator ( = v out x 10 ) output power designator ( = p out / 10 ) baseplate f = slotted flange product grade temperatures storage operating t ? 40 to 125c ? 40 to 100c m ?65 to 125c ?55 to 100c pin style p = through hole dc 048 b 050 t 018 f p
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 2 of 21 parameter min typ max unit notes operating input voltage 36 48 75 vdc input surge withstand 85 vdc undervoltage turn-on 33.8 35.3 vdc undervoltage turn-off 30.4 31.8 vdc overvoltage turn-on 75.7 77.3 vdc overvoltage turn-off 78.8 81.0 vdc recommended external 100 f see figure 19 input capacitance parameter rating unit notes +in to ?in voltage -1.0 to +85 vdc pc to ?in voltage -0.3 to +6.0 vdc +out to -out 1.0 v -0.5 to 4.0 vdc 1.5 v -0.5 to 4.0 vdc 1.8 v -0.5 to 4.0 vdc 2.5 v -0.5 to 6.0 vdc 3.0 v -0.5 to 6.0 vdc 3.3 v -0.5 to 12.0 vdc 5 v -0.5 to 12.0 vdc 10 v -0.5 to 30.0 vdc 12 v -0.5 to 30.0 vdc 15 v -0.5 to 25 vdc 24 v -0.5 to 50.0 vdc 28 v -0.5 to 48.0 vdc 48 v -0.5 to 60.0 vdc isolation voltage in to out 2,250 vdc test voltage in to base 2,250 vdc test voltage out to base 707 vdc test voltage operating temperature -55 to +100 c m-grade storage temperature -65 to +125 c m-grade pin soldering temperature 500 (260) f (c) <5 sec; wave solder 750 (390) f (c) <7 sec; hand solder mounting torque 5 (0.57) in-lbs (n-m) 6 each electrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperat ure, unless otherwise specified. all temperatures refer to the operating temperature at the center of the baseplate. absolute maximum ratings input specifications module family electrical characteristics note: stresses in excess of the maximum ratings can cause permanent damage to the device. operation of the device is not implied at t hese or any other conditions in excess of those given in the specification. exposure to absolute maximum ratings can adversely affect device reliability.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 3 of 21 parameter min typ max unit notes output voltage setpoint 2% vout nom. nominal input; full load; 25c line regulation 0.5 1 % low line to high line; full load, deviation from setpoint temperature regulation 0.03 .05 % / c over operating temperature range [a] for important information relative to applications where the converter modules are subject to continuous dynamic loading, conta ct vicor applications engineering at 800-927-9474. parameter min typ max unit baseplate to sink; flat, greased surface 0.20 c/watt baseplate to sink; thermal pad 0.18 c/watt baseplate to ambient 6.5 c/watt baseplate to ambient; 1000 lfm 2.0 c/watt thermal capacity 47.7 watt-sec/c module family electrical characteristics (cont.) output specifications [a] thermal resistance and capacity parameter min typ max unit notes primary control (pc) dc voltage 4.8 5.0 5.2 vdc referenced to ?in module disable voltage 2.3 2.4 vdc referenced to ?in module enable voltage 2.5 2.6 vdc referenced to ?in disable hysteresis 100 mv current limit 1.75 1.90 ma disable delay time 1 s control specifications 0 1 2 3 4 5 6 7 8 0 200 400 600 800 1000 thermal impedance (?/w) air velocity (lfm) figure 1 ? thermal impedance vs. airflow
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 4 of 21 parameter min typ max unit notes in to out 2,250 vdc test voltage, complies with basic insulation requirements isolation voltage in to base 2,250 vdc test voltage, complies with basic insulation requirements out to base 707 vdc test voltage, complies with operational insulation requirements isolation resistance (in to out) 10 megohms weight 2.19 ounces 62.14 grams thermal protection 125 130 135 c junction temperature, with automatic recovery agency approvals ctvus, ce ul60950-1, csa0950-1, en60950-1, iec60950-1. with appropriate fuse in series with the +input note: specifications are subject to change without notice. module family electrical characteristics (cont.) general specifications
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 5 of 21 parameter min typ max unit notes efficiency 82 85 % nominal input; full load; 25c ripple and noise 100 138 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 1.17 1.24 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 108,000 f external load current 0 100 amps current limit (peak) 108 115 130 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 50 amps shut down, may require pc enable to initiate restart 1.0 vout, 100 w operating specifications - (e.g. dc048b010t010fp) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 0 5 10 15 20 25 10 20 30 40 50 60 70 80 90 100 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 60 65 70 75 80 85 90 10 20 30 40 50 60 70 80 90 100 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 020406080100 figure 2-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 2-1 ? efficiency vs. load figure 2-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 2-2 ? power dissipation vs. load figure 2-3 ? output ripple vs. load with no external bypass capacitance figure 2-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 6 of 21 parameter min typ max unit notes efficiency 83 87 % nominal input; full load; 25c ripple and noise 100 125 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 1.75 1.86 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 48,000 f external load current 0 80 amps current limit (peak) 86.4 92 104 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 40 amps shut down, may require pc enable to initiate restart 1.5 vout, 120 w operating specifications - (e.g. dc048b015t012fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 50 55 60 65 70 75 80 85 90 95 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 75 80 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 10 20 30 40 50 60 70 80 90 020406080 figure 3-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 3-1 ? efficiency vs. load figure 3-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 3-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance. figure 3-2 ? power dissipation vs. load figure 3-3 ? output ripple vs. load with no external bypass capacitance
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 7 of 21 parameter min typ max unit notes efficiency 86 89 % nominal input; full load; 25c ripple and noise 87 109 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 2.33 2.48 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 27,000 f external load current 0 80 amps current limit (peak) 86.4 92 104 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 40 amps shut down, may require pc enable to initiate restart 1.8 vout, 144 w operating specifications - (e.g. dc048b018t014fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 8 16 24 32 40 48 56 64 72 80 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 8 16 24 32 40 48 56 64 72 80 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 10 20 30 40 50 60 70 80 90 100 020406080 figure 4-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 4-1 ? efficiency vs. load figure 4-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 4-2 ? power dissipation vs. load figure 4-3 ? output ripple vs. load with no external bypass capacitance figure 4-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 8 of 21 parameter min typ max unit notes efficiency 87 90 % nominal input; full load; 25c ripple and noise 65 95 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 3.5 3.71 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 12,000 f external load current 0 70 amps current limit (peak) 75.6 80.5 91 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 35 amps shut down, may require pc enable to initiate restart 2.5 vout, 175 w operating specifications - (e.g. dc048b025t017fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 22 24 0 7 14 21 28 35 42 49 56 63 70 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 7 14 21 28 35 42 49 56 63 70 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 10 20 30 40 50 60 70 80 90 010203040506070 figure 5-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 5-1 ? efficiency vs. load figure 5-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 5-2 ? power dissipation vs. load figure 5-3 ? output ripple vs. load with no external bypass capacitance figure 5-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 9 of 21 parameter min typ max unit notes efficiency 88 91 % nominal input; full load; 25c ripple and noise 56 90 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 3.5 3.71 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 12,000 f external load current 0 60 amps current limit (peak) 64.8 69.0 78.0 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 30 amps shut down, may require pc enable to initiate restart 3.0 vout, 180 w operating specifications - (e.g. dc048b030t018fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 6 12 18 24 30 36 42 48 54 60 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 6 12 18 24 30 36 42 48 54 60 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 10 20 30 40 50 60 70 80 0 102030405060 figure 6-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 6-1 ? efficiency vs. load figure 6-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 6-2 ? power dissipation vs. load figure 6-3 ? output ripple vs. load with no external bypass capacitance figure 6-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 10 of 21 parameter min typ max unit notes efficiency 87 91 % nominal input; full load; 25c ripple and noise 130 163 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 4.67 4.95 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 6,700 f external load current 0 50 amps current limit (peak) 54.0 57.5 65 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 25 amps shut down, may require pc enable to initiate restart 3.3 vout, 165 w operating specifications - (e.g. dc048b033t016fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 22 0 5 10 15 20 25 30 35 40 45 50 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 5 10 15 20 25 30 35 40 45 50 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 01020304050 figure 7-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 7-1 ? efficiency vs. load figure 7-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 7-2 ? power dissipation vs. load figure 7-3 ? output ripple vs. load with no external bypass capacitance figure 7-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 11 of 21 parameter min typ max unit notes efficiency 88 91 % nominal input; full load; 25c ripple and noise 130 165 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 7.0 7.43 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 3,000 f external load current 0 36 amps current limit (peak) 38.88 41.4 46.8 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 18.0 amps shut down, may require pc enable to initiate restart 5.0 vout, 180 w operating specifications - (e.g. dc048b050t018fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 22 0 3.6 7.2 10.8 14.4 18 21.6 25.2 28.8 32.4 36 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 3.6 7.2 10.8 14.4 18 21.6 25.2 28.8 32.4 36 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 160 010203040 figure 8-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 8-1 ? efficiency vs. load figure 8-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 8-2 ? power dissipation vs. load figure 8-3 ? output ripple vs. load with no external bypass capacitance figure 8-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 12 of 21 parameter min typ max unit notes efficiency 89 92 % nominal input; full load; 25c ripple and noise 80 125 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 14.0 14.85 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 750 f external load current 0 18 amps current limit (peak) 19.44 20.7 23.4 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 9.0 amps shut down, may require pc enable to initiate restart 10 vout, 180 w operating specifications - (e.g. dc048b100t018fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 2 4 6 8 10 12 14 16 18 20 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 024681012141618 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 0 5 10 15 20 figure 9-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 9-1 ? efficiency vs. load figure 9-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 9-2 ? power dissipation vs. load figure 9-3 ? output ripple vs. load with no external bypass capacitance figure 9-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 13 of 21 parameter min typ max unit notes efficiency 87 92 % nominal input; full load; 25c ripple and noise 160 200 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 14.0 14.85 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 750 f external load current 0 18.33 amps current limit (peak) 19.80 21.08 23.83 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 9.17 amps shut down, may require pc enable to initiate restart 12 vout, 220 w operating specifications - (e.g. dc048b120t022fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 22 24 0 5 10 15 20 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 1.83 3.66 5.49 7.32 9.15 10.98 12.81 14.64 16.47 18.3 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 160 180 200 0 5 10 15 20 figure 10-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 10-1 ? efficiency vs. load figure 10-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 10-2 ? power dissipation vs. load figure 10-3 ? output ripple vs. load with no external bypass capacitance figure 10-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 14 of 21 parameter min typ max unit notes efficiency 89 92 % nominal input; full load; 25c ripple and noise 115 144 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 18.67 19.8 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 423 f external load current 0 13.33 amps current limit (peak) 14.40 15.33 17.33 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 6.67 amps shut down, may require pc enable to initiate restart 15 vout, 200 w operating specifications - (e.g. dc048b150t020fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 1.33 2.66 3.99 5.32 6.65 7.98 9.31 10.64 11.97 13.3 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 1.3 2.6 3.9 5.2 6.5 7.8 9.1 10.4 11.7 13 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 0 5 10 15 figure 11-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 11-1 ? efficiency vs. load figure 11-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 11-2 ? power dissipation vs. load figure 11-3 ? output ripple vs. load with no external bypass capacitance figure 11-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 15 of 21 parameter min typ max unit notes efficiency 87 92 % nominal input; full load; 25c ripple and noise 108 135 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 28.0 29.7 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 188 f external load current 0 9.17 amps current limit (peak) 9.90 10.55 11.92 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 4.59 amps shut down, may require pc enable to initiate restart 24 vout, 220 w operating specifications - (e.g. dc048b240t022fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 22 24 0246810 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 0.91 1.82 2.73 3.64 4.55 5.46 6.37 7.28 8.19 9.1 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 0246810 figure 12-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 12-1 ? efficiency vs. load figure 12-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 12-2 ? power dissipation vs. load figure 12-3 ? output ripple vs. load with no external bypass capacitance figure 12-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 16 of 21 parameter min typ max unit notes efficiency 89 92 % nominal input; full load; 25c ripple and noise 130 163 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 37.33 39.6 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 106 f external load current 0 6.79 amps current limit (peak) 7.33 7.81 8.83 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 10 3.40 amps shut down, may require pc enable to initiate restart 28 vout, 190 w operating specifications - (e.g. dc048b280t019fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 0.67 1.34 2.01 2.68 3.35 4.02 4.69 5.36 6.03 6.7 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 0.67 1.34 2.01 2.68 3.35 4.02 4.69 5.36 6.03 6.7 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 02468 figure 13-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 13-1 ? efficiency vs. load figure 13-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 13-2 ? power dissipation vs. load figure 13-3 ? output ripple vs. load with no external bypass capacitance figure 13-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 17 of 21 parameter min typ max unit notes efficiency 90 93 % nominal input; full load; 25c ripple and noise 160 200 mv p-p; nominal input; full load; 20 mhz bandwith output ovp setpoint 56.0 59.4 volts 25c; recycle input voltage to restart (1 minute off) dissipation, standby 5.5 7.6 watts no load load regulation 0.6 1.5 % no load to full load; nominal input, deviation from setpoint output capacitance 47 f external load current 0 4.58 amps current limit (peak) 4.95 5.27 5.95 amps shut down, may require pc enable to initiate restart short circuit current (avg) 0 1.0 2.29 amps shut down, may require pc enable to initiate restart 48 vout, 220 w operating specifications - (e.g. dc048b480t022fp ) power dissipation vs. output current output current (a) power dissipation (w) 36 v 48 v 75 v vin 4 6 8 10 12 14 16 18 20 0 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 4.95 efficiency vs. output current output current (a) efficiency (%) 36 v 48 v 75 v vin 65 70 75 80 85 90 95 0 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 4.95 nl vin ripple vs. output current output current (a) output ripple (mvpk-pk) 0 20 40 60 80 100 120 140 160 012345 figure 14-4 ? transient response 100 ? 50%, 3 x 4.7 f ceramic bypass capacitance figure 14-1 ? efficiency vs. load figure 14-5 ? transient response 50 ? 100%, 3 x 4.7 f ceramic bypass capacitance figure 14-2 ? power dissipation vs. load figure 14-3 ? output ripple vs. load with no external bypass capacitance figure 14-6 ? output voltage ripple at nominal line and full load with no external bypass capacitance.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 18 of 21 +in / -in dc voltage ports the maximum input voltage should not be exceeded. the mod- ules have internal over / undervoltage lockout functions that prevent operation outside of the specified input range. they will turn on when the input voltage rises above its undervoltage lockout. if the input voltage exceeds the overvoltage lockout, the module will shut down until the overvoltage fault clears. pc will toggle indicating an out of bounds condition. pc ? primary control the output voltage is enabled when the pc pin is open circuit (floating). to disable the module?s output voltage, the pc pin is pulled low (referenced to ?in). open collector optocouplers, transistors, or relays can be used to control the pc pin. during an abnormal condition the pc pin will pulse (figure 17) as the module initiates a restart cycle. this will continue until the abnormal condition is rectified. the pc pin should not be used as an auxiliary voltage supply, nor should it be switched at a rate greater than 1 hz. pin / control functions figure 17 ? pc module alarm logic figure 15 ? nominal line full load, turn on delay, vin vs. vout figure 18 ? pin configuration (as viewed from pin side) disable figure 16 ? module enable/disable.
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 19 of 21 4.7 ? ceramic scope probe jack to vsource 100 ? electrolytic capacitor + + l o a d figure 19 ? test set-up diagram for input and output ripple. pin / control functions (cont.) for agency approvals and fusing conditions, click on the link below: http://www.vicorpower.com/technical_library/technical_documentation/quality_and_certification/safety_approvals/
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 page 20 of 21 figure 20 ? module outline figure 21 ? pcb mounting specifications mechanical drawings baseplate ? slotted flange note: rohs compliant per cst-001 latest revision recommended pcb pattern (component side shown) note: rohs compliant per cst-001 latest revision
vi brick / 48v input dc-dc converter modules vicorpower.com rev. 1.2 4/11 vicor corporation 25 frontage road andover, ma, usa 01810 tel: 800-735-6200 fax: 978-475-6715 email customer service: custserv@vicorpower.com technical support: apps@vicorpower.com warranty vicor products are guaranteed for two years from date of shipment against defects in material or workmanship when in normal use and service. this warranty does not extend to products subjected to misuse, accident, or improper application or maintenance. vicor shall not be liable for collateral or consequential da mage. this warranty is extended to the original purchaser only. except for the foregoing express warranty, vicor makes no warranty, express or implied, including, but not limited to, the warranty of merchantability or fitness for a particular purpose. vicor will repair or replace defective products in accordance with its own best judgement. for service under this warranty, the buyer must contact vicor to obtain a return material authorization (rma) number and shipping instructions. pr oducts returned without prior authorization will be returned to the buyer. the buyer will pay all charges incurred in returning the product to the factory. vicor will pay all reshipment charges if the product was defective within the terms of this warranty. information published by vicor has been carefully checked and is believed to be accurate; however, no responsibility is assumed for inaccuracies. vicor reserves the right to make changes to any products without further notice to improve reliability, function, or design. vicor does not assume any liability arising out of the application or use of any product or circuit; neither does it convey any license under its patent rights nor the rights of others. vicor general policy does not recommend the use of its components in life support applications wherein a failure or malfunction may directly threaten life or injury. per vicor terms and conditions of sale, the user of vicor components in life support applications assumes all risks of such use and indemnifies vicor against all damages. vicor?s comprehensive line of power solutions includes high density ac-dc and dc-dc modules and accessory components, fully configurable ac-dc and dc-dc power supplies, and complete custom power systems. information furnished by vicor is believed to be accurate and reliable. however, no responsibility is assumed by vicor for its use. vicor components are not designed to be used in applications, such as life support systems, wherein a failure or malfunction could result in injury or death. all sales are subject to vicor?s terms and conditions of sale, which are available upon request. specifications are subject to change without notice. intellectual property notice vicor and its subsidiaries own intellectual property (including issued u.s. and foreign patents and pending patent applications) relating to the products described in this data sheet. interested parties should contact vicor's intellectual property department. the products described on this data sheet are protected by the following u.s. patents numbers: 5,945,130; 6,403,009; 6,710,257; 6,788,033; 6,940,013; 6,969,909; 7,038,917; 7,154,250; 7,166,898; 7,187,263; 7,202,646; d496,906; d506,438; d509,472; 6,911,848; 6,930,893; 6,934,166; 7,145,186; d505,114; and for use under 6,975,098 and 6,984,965

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