miw3100 series dc/dc converter 6w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/09/30 rev:2 page 1 of 4 ? features ? dip-24 plastic package ? wide 2:1 input range ? high efficiency up to 86% ? operating temp. range ?40c to +85c ? short circuit protection ? i/o-isolation 1500vdc ? cost optimized design ? 3 years product warranty product overview the minmax miw3100 series is a range of isolated 6w dc/dc converter modules feat uring fully regulated output voltages and wide 2:1 input voltage ranges. the product comes in a dip-24 plastic package with indus try standard pinout. an excellent efficiency allows an operatin g temperature range of ?40c to +85c.these dc/dc converters offer an economical soluti on for many cost critical applications in battery-powered eq uipment and instrumentation. model selection guide output current input current efficiency (typ.) input voltage (range) output voltage max. min. @max. load @no load reflected ripple current max. capacitive load @max. load model number vdc vdc ma ma ma(typ.) ma(typ.) ma(typ.) uf % miw3121 3.3 1200 60 429 77 miw3122 5 1000 50 514 81 miw3123 12 500 25 595 6800 84 miw3126 12 250 12.5 595 84 miw3127 12 (9 ~ 18) 15 200 10 595 20 25 1000# 84 miw3131 3.3 1200 60 209 79 MIW3132 5 1000 50 251 83 miw3133 12 500 25 291 6800 86 miw3136 12 250 12.5 291 86 miw3137 24 (18 ~ 36) 15 200 10 291 5 15 1000# 86 # for each output input specifications parameter model min. typ. max. unit 12v input models -0.7 --- 25 input surge voltage (1 sec. max.) 24v input models -0.7 --- 50 12v input models 4.5 6 8 start-up voltage 24v input models 8 12 16 12v input models --- --- 8 under voltage shutdown 24v input models --- --- 16 vdc reverse polarity input current --- --- 1 a short circuit input power --- 1000 3000 mw internal power dissipation --- --- 2500 mw conducted emi (with suffix a only) all models compliance to en 55022,class a and fcc part 15,class a
miw3100 series dc/dc converter 6w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/09/30 rev:2 page 2 of 4 ? output specifications parameter conditions min. typ. max. unit output voltage accuracy --- 0.5 1.0 % output voltage balance dual out put, balanced loads --- 0.5 2.0 % line regulation vin=min. to max. --- 0.1 0.3 % load regulation io=20% to 100% --- 0.3 1.0 % ripple & noise (20mhz) --- 50 75 mv p-p ripple & noise (20mhz) over line, load & temp. --- --- 100 mv p-p ripple & noise (20mhz) --- --- 15 mv rms transient recovery time --- 150 300 us transient response deviation 25% load step change --- 2 6 % temperature coefficient --- 0.01 0.02 %/ over load protection foldback 120 150 --- % short circuit prot ection continuous general specifications parameter conditions min. typ. max. unit i/o isolation voltage (rated) 60 seconds 1500 --- --- vdc i/o isolation resistance 500 vdc 1000 --- --- m ? i/o isolation capacitance 100khz, 1v --- 380 500 pf switching frequency --- 300 --- khz mtbf (calculated) mil-hdbk-217f@25 , ground benign 1,000,000 --- --- hours safety approvals ul/cul 60950-1 recognition(cs a certificate), iec/en 60950-1(cb-scheme) input fuse 12v input models 24v input models 1500ma slow-blow type 700ma slow-blow type environmental specifications parameter conditions min. max. unit operating temperature range (wit h derating) ambient -40 +85 case temperature --- +90 storage temperature range -50 +125 humidity (non condensing) --- 95 % rel. h cooling free-air convection lead temperature (1.5mm from case for 10sec.) --- 260 power derating curve ~ ] ambient temperature 0 20 40 60 80 100 -40 0 20 60 100 110 80 40 400lfm 200lfm 100lfm natural convection
miw3100 series dc/dc converter 6w, dip-package e-mail:sales@minmax.com.tw tel:886-6-2923150 2011/09/30 rev:2 page 3 of 4 ? notes 1 specifications typical at ta=+25 , resistive load, nominal input voltage and ra ted output current unless otherwise noted. 2 transient recovery time is measured to within 1% error band for a step change in output load of 75% to 100% 3 ripple & noise measurement bandwidth is 0-20mhz. 4 these power converters require a minimu m output loading to maintain specified re gulation, operation u nder no-load conditions will not damage these modules; however they may not meet all specifications listed. 5 all dc/dc converters should be externally fused at the front end for protection. 6 other input and output voltage may be av ailable, please contact factory. 7 to order the converter with input filter meeting en55022, class a , add suffix a (e.g. miw3121a) to order code. 8 specifications subject to change without notice. package specifications mechanical dimensions pin connections pin single output dual output 2 -vin -vin 3 -vin -vin 9 no pin common 11 nc -vout 14 +vout +vout 16 -vout common 22 +vin +vin 23 +vin +vin nc: no connection ? all dimensions in mm (inches) ? tolerance: x.x0.25 (x.xx0.01) x.xx0.13 ( x.xxx0.005) ? pin diameter ? 0.5 0.05 (0.020.002) physical characteristics ase size : 31.8x20.3x10.2mm (1.25x0.80x0.40 inches) case material : non-conductive black pl astic (flammability to ul 94v-0 rated) weight : 16.9g bottom view 2 11 14 16 23 15.24 [0.60] 5.08 [0.20] 4.1 [0.16] 3 9 22 4.5 [0.18] 10.2 [0.40] 15.22 [0.60] 20.3 [0.80] 2.54 [0.10] 31.8 [1.25] 2.54 [0.10] 0.50 [0.02]
miw3100 series dc/dc converter 6w, dip-package 18, sin sin road, an-ping industr ial district, tainan 702, taiwan tel: 886-6-2923150 fax: 886-6-2923149 e-mail: sales@minmax.com.tw 2011/09/30 rev:2 page 4 of 4 ? minmax technology co., ltd. test configurations input reflected-ripple current test setup input reflected-ripple current is measured with a inductor lin (4 .7uh) and cin (220uf, esr < 1.0 ? at 100 khz) to simulate source impedance. capacitor cin, offsets possible battery im pedance. current ripple is measured at the input terminals of t he module, measurement bandwidth is 0-500 khz. +out -out +vin -vin dc / dc converter load battery + lin + cin to oscilloscope current probe peak-to-peak output noise measurement test use a cout 0.47uf ceramic capacitor. scope measurement should be made by using a bnc socket, measurement bandwidth is 0-20 mhz. position the load between 50 mm and 75 mm from the dc/dc converter. +out -out +vin -vin single output dc / dc converter resistive load scope copper strip cout copper strip +out -out +vin -vin dual output dc / dc converter resistive load scope copper strip cout com. scope cout copper strip copper strip design & feature considerations overcurrent protection to provide protection in a fault (output overload) condition, the unit is equipped with internal cu rrent limiting circuitry and can endure current limiting for an unlimited duration. at the point of current-limit in ception, the unit shifts from voltage contro l to current control. the unit operates n ormally once the output current is brought back into its specified range. input source impedance the power module should be connected to a lo w ac-impedance input source. highly inductive source impedances can affect the stab ility of the power module. in applications where power is supplied ov er long lines and output loading is high, it may be necessary to use a capacitor at t he input to ensure startup. capacitor mounted close to the power module helps ensure stabilit y of the unit, it is recommended to use a good quality low equ ivalent series resistance (esr < 1.0 ? at 100 khz) capacitor of a 3.3uf for the 12v input devices and a 2.2uf for the 24v devices. + +out -out +vin -vin dc / dc converter load dc power source + - cin output ripple reduction a good quality low esr capacitor placed as close as practicable across the load will give the best ripple and noise performance . to reduce output ripple, it is recommended to use 3.3uf capacitors at the output. +out -out +vin -vin load dc power source + - cout single output dc / dc converter +out -out +vin -vin load dc power source + - cout com. dual output dc / dc converter load cout maximum capacitive load miw3100 series have limitation of maximum connected capacitance at the output. the power module may be operated in current limi ting mode during start-up, affecting the ramp-up and the startup time. for optimum perfo rmance we recommend 1000uf maximum capacitive load for dual output s and 6800uf capacitive load for single outputs. the maximum capacitance can be found in the data sheet. thermal considerations many conditions affect the thermal perform ance of the power module, such as orient ation, airflow over the module and board spac ing. to avoid exceeding the maximum temperature rating of the components inside the power module, the case temperature must be kept below 90 . the derating curves are det ermined from measurements obt ained in a test setup. dut position of air velocity probe and thermocouple 50mm / 2in air flow 15mm / 0.6in
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