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file name: lf_ldo10.pdf rev: (01) 11 sep 2008 ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter ldo10c series single output 10 a current rating input voltage range 3.0-13.8 v adjustable output voltage: 0.59-5.1 v ? optional 3-pin model factory set ? optional 5-pin model factory set with power good option excellent transient reponse power enable (5-pin model) minimum airflow small package termination voltage capacity rohs compliant the ldo10c is a new high density, open frame, non-isolated converter for space sensitive applications. this model has a wide input range of 3-13.8 v and offers a 0.59-5.1 v adjustable output with 10 a capability. typical ef ciency for this model is 91% (12 vin, 2.5 vout, 10 a load). the 5-pin version of this voltage device offers the additional features of enable, and with a default wide adjustable out voltage range or option of power good. [ 2 year warranty ]
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 stresses in excess of the maximum ratings can cause permanent damage to the device. operation of the device is not implied at these or any other conditions in excess of those given in the speci cation. exposure to absolute maximum ratings can adversely affect device reli- absolute maximum ratings characteristic symbol min typ max units notes and conditions input voltage - continuous v in (cont) 3.0 13.8 vdc vin(+) - vin(-) enable v en (max 3.3 5.0 v v when vin < 5 v when vin > 5 v pgood voltage v pgood (max) 3.3 5.0 v v when vin < 5 v when vin > 5 v operating temperature t op -40 85 ? c measured at thermal refer- ence points, see note 1. see derating curves storage temperature t storage -40 125 ? c output current i out (max) 10 a all speci cations are typical at nominal input v in =5 v and 12 v, full load under any resistive load combination at 25 ? c, unless otherwise stated. input characteristics characteristic symbol min typ max units notes and conditions input voltage - operating v in 3.0 13.8 vdc input current - no load i in 80 ma v in (min) - v in (max) , enabled input current - quiescent i in(off) 10 ma converter disabled input voltage variation dv/dt 1.0 v/ms product was tested at 1.2 v/ms. much higher dv/dt is possible (>10 v/ms) turn on/off characteristic symbol min typ max units notes and conditions input voltage - turn on v in (on) 2.8 vdc see app note 186 to adjust this point input voltage - turn off v in (off) 2.5 vdc turn on delay - enabled, then power applied t delay (power) 2 3 ms with the remote on/off signal asserted, this is the time from when the input voltage reaches the minimum speci- ed operating voltage until v out is in regulation turn on delay - power applied, then remote on/off asserted t delay (remote on/off) 2 3 ms v in = v in(on) , then remote on/off asserted. this is the time taken until v out is in regulation rise time t rise 1.3 2 ms from 10% to 90%; full resistive load, 0 f capacitance 2
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 signal electrical interface characteristic - signal name symbol min typ max units notes and conditions remote on/off see application note 186 control pin open circuit voltage 3.3 v 5 v 12 v v ih 0.61 0.92 2.2 vdc i ih = 0 a; open circuit voltage see notes 2 and 3 high level input current i ih 1 a current owing into control pin when pin is pulled high (max. at v ih = 5 v) high level input voltage v ih .502 vdc converter guaranteed on when control pin is greater than v ih (min) low level input voltage v il 0.202 vdc converter guaranteed off when control pin is less than v il (max) low level input current 3.3 v 5 v 12 v i il (max) 110 166 398 av il = 0 vdc 3 reliability and service life characteristic symbol min typ max units notes and conditions mean time between failure mtbf hours mil-hdbk-217f v in = v in (nom) ; i out = i out (max) ; ambient 25 oc; ground benign environment mean time between failure mtbf 8,220,210 hours telcordia sr-332 issue 2, ground benign, ambient 40 oc, v in = v in (nom) -i out = i out (max) other specifications characteristic symbol min typ max units notes and conditions switching frequency f sw 620 khz fixed frequency weight 1.899/0.067 g/oz.
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 4 safety agency approvals characteristic ul/cul ul/cul60950 tv product service iec 60950 material ratings characteristic signal name notes and conditions flammability rating ul94v-0 material type fr4 pcb model numbers model number input voltage output voltage output current (max.) ef ciency at full load max. load regulation LDO10C-005W05-SXJ* ldo10c-005w05-hxj* ldo10c-005w05-vxj* 3.0-13.8 v 3.0-13.8 v 3.0-13.8 v 0.59-5.1 v 0.59-5.1 v 0.59-5.1 v 10 a 10 a 10 a 92% 92% 92% 0.5% 0.5% 0.5% 4 environmental specifications characteristic symbol min typ max units notes and conditions thermal performance 0 70 ? c (see note 1 and individual derat- ing curves) type parameter reference test level notes and conditions air temperature operating air temperature non-operating -40 ? c to 85 ? c -40 ? c to 125 ? c max. rate of change is 30 degrees per hour while operating and 20 degrees per hour while non-op- erating relative humidity - operating relative humidity - non-operating 80% 100% with non-condensing excluding rain during parts ship- ment vibration - operating sinusoidal vibration, 0.5 g (0 to peak) acceleration. vibration - non-operating sinusoidal vibration, 1.0 g (0 to peak) shock accerlation non-operating square wave 40 g, square wave at 200 in/s (508 cm/s); on all six sides non-operating half sine half sine pulse for 70 in/s (178 cm/s) for 2 ms; on all sides except top operating half sine half sine pulse for 40 in/s (102 cm/s) for 2 ms; on all sides except top rohs compliance ordering information the ?j? at the end of the part number indicates that the part is pb-free (rohs 6/6 compliant). tse rohs 5/6 (non pb-free) compliant versions may be available on special request, please contact your local sales representative for details. x = custom option
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 5 3.3 v, 5 v, 12 v model 0.9 v setpoint electrical characteristics - o/p characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 0.891 0.9 0.909 vdc v in = v in (nom) ; i out = i out (nom) line regulation 0.2 % i out = i out (nom); v in (min) to v in (max) load regulation 0.5 % v in = v in (nom); iout (min) to iout (max) output current - continuous i out 0 10.0 adc minus indicates sink mode output current - short circuit i sc 20.6 apk continuous, unit auto recovers output voltage - noise (3.3 v) 0.9 v (5.0 v) 0.9 v (12 v) 0.9 v v p-p v p-p v p-p 15 15 25 mv pk-pk mv pk-pk mv pk-pk see application note 186 for more information measurement band width 20 mhz see application note 186 for details 3.3 v, 5 v, 12 v model 0.9 v setpoint electrical characteristics - o/p characteristic symbol min typ max units notes and conditions load transient response - peak deviation v dynamic 100 100 mv peak deviation for 50% to 100% step load, di/dt = 10 a/ s load transient response - recovery t recovery 20 s settling time to within 1% of output set-point voltage for 50% to 75% step load external load capacitance (3.3 v) c ext 0 8400 f see application note 186 for output capacitance vs. stability 3.3 v, 5 v, 12 v model 0.9 v setpoint input characteristics characteristic symbol min typ max units notes and conditions input current - operating (source) (3.3 v) (sink) (3.3 v) (source) (5 v) (sink) (5 v) (source) (12 v) (sink) (12 v) i in i in i in i in i in i in 3.47 -2.00 2.24 -1.35 0.98 -0.55 adc adc adc adc adc adc v in = v in (nom) ; i out = i out (max) input capacitance - internal lter c input 22 f input capacitance - external lter c bypass 1 f recommended customer added capacitance
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 6 3.3 v, 5 v, 12 v model 0.9 v setpoint efficiency characteristic symbol min typ max units notes and conditions ef ciency 3.3 v (source mode) 3.3 v (sink mode) 76 78 74 % iout = 100% (max) vin - vin (nom) ef ciency 5.0 v (source mode) 5.0 v (sink mode) 78 80 75 % ef ciency 12 v (source mode) 12 v (sink mode) 74 76 72 % ef ciency 3.3 v (source mode) 3.3 v (sink mode) 84 86 82 % iout = 50% (max) vin - vin (nom) ef ciency 5.0 v (source mode) 5.0 v (sink mode) 84 86 82 % ef ciency 12 v (source mode) 12 v (sink mode) 78 80 73 % 3.3 v, 5 v, 12 v model 0.9 v setpoint protection and control features characteristic symbol min typ max units notes and conditions overcurrent limit inception i oc 17 adc vo = 90% of vo (nom)
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 3.3 v, 5 v, 12 v model 2.5 v setpoint electrical charateristics - o/p characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 2.475 2.500 2.525 vdc v in = v in (nom) ; i out = i out (nom) line regulation 0.2 % i out = i out (nom); v in (min) to v in (max) load regulation 0.5 % v in = v in (nom); iout (min) to iout (max) output current - continuous i out 0 10.0 adc output current - short circuit i sc 20.6 apk continuous, unit auto recovers from short output voltage - noise vrms (3.3 v) 2.5 v (5.0 v) 2.5 v (12 v) 2.5 v v p-p v p-p v p-p 15 20 30 mv pk-pk mv pk-pk mv pk-pk measurement band width 20 mhz see application note 186 for details 3.3 v, 5 v, 12 v model 2.5 v setpoint electrical charateristics - o/p characteristic symbol min typ max units notes and conditions load transient response - park deviation vdynamic 140 mv peak deviation for 50% to 100% step load, di/dt = 10 a/ s load transient response - recover trecovery 20 s settling time to within 1% of output set point voltage for 50% to 75% step load external load capacitance cext 0 2300 f see application notes 186 for output capacitance values vs. stability 7 3.3 v, 5 v, 12 v model 2.5 v setpoint input characteristics characteristic symbol min typ max units notes and conditions input current - operating (source) (3.3 v) (sink) (3.3 v) (source) (5 v) (sink) (5 v) (source) (12 v) (sink) (12 v) i in i in i in i in i in i in 8.27 -6.62 5.48 -4.39 2.34 -1.84 adc adc adc adc adc adc v in = v in (nom) ; i out = i out (max); vo = v0 (nom) input capacitance - internal lter c input 22 f internal to converter input capacitance - external lter c bypass 1 f recommended customer added capacitance
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 8 3.3 v, 5 v, 12 v model 2.5 v setpoint protection and control features characteristic symbol min typ max units notes and conditions overcurrent limit inception i oc 16 adc vo = 90% of vo (nom) 3.3 v, 5 v, 12 v model 2.5 v setpoint efficiency characteristic symbol min typ max units notes and conditions ef ciency 3.3 v (source mode) 3.3 v (sink mode) 84 91 89 % iout = 100% (max) vin - vin (nom) ef ciency 5.0 v (source mode) 5.0 v (sink mode) 89 91 88 % ef ciency 12 v (source mode) 12 v (sink mode) 87 89 93 % ef ciency 3.3 v (source mode) 3.3 v (sink mode) 93 95 92 % iout = 50% (max) vin - vin (nom) ef ciency 5.0 v (source mode) 5.0 v (sink mode) 92 94 91 % ef ciency 12 v (source mode) 12 v (sink mode) 88 90 84 %
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 9 12 v model 5 v setpoint electrical characteristics - o/p characteristic symbol min typ max units notes and conditions nominal set-point voltage v o (nom) 4.95 5.00 5.05 vdc v in = v in (nom) ; i out = i out (nom) line regulation 0.2 % i out = i out (nom); v in (min) to v in (max) load regulation 0.5 % v in = v in (nom); iout (min) to iout (max) output current - continuous i out 0 10.0 adc output current - short circuit i sc 20.6 apk continuous, unit auto recovers from short output voltage - noise vrms v p-p 45 mv pk-pk measurement band width 20 mhz see application note 186 for details 12 v model 5 v setpoint electrical charateristics - o/p characteristic symbol min typ max units notes and conditions load transient response - park deviation load transient response - recover vdynamic trecovery 100 10 mv s peak deviation for 50% to 100% step load, di/dt = 10 a/s settling time to within 1% of output set point voltage for 50% to 75% step load external load capacitance cext 0 1100 f see application notes 186 for output capitance values vs. stability 12 v model 5 v setpoint input characteristics characteristic symbol min typ max units notes and conditions input current - operating 4.48 v in = v in (nom) ; i out = i out (max); vo = v0 (nom) input capacitance - internal lter c input 22 f internal to converter input capacitance - external lter c bypass 1 f recommended customer added capacitance
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 12 v model 5 v setpoint efficiency characteristic symbol min typ max units notes and conditions ef ciency (source) ef ciency (source) 91 92 93 94 % % opit = 100% iout (max), vin = vin (nom) iout = 50% iout (max), vin = vin (nom) 12 v model 5 v setpoint protection and control features characteristic symbol min typ max units notes and conditions overcurrent limit inception i oc 14.5 adc vo = 90% of vo (nom) 10
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 30 40 50 60 70 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 30 40 50 60 70 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 0 2 4 6 8 10 60 65 70 75 80 85 90 efficiency (%) output current (a) 3 vin 5 vin 8 vin 10 vin 12 vin 30 40 50 60 70 6 6.5 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 0.9 v setpoint figure 1: thermal derating curve 3.3 vin figure 2: thermal derating curve 5 vin figure 3: thermal derating curve 12 vin figure 4: ef ciency vs. load figure 5: remote on/off (channel 1: output voltage, channel 3: enable) figure 6: typical output ripple 11
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 figure 7: transient response 100% - 70% (channel 4: current step at 1.7 a/div, channel 1: output voltage deviation) 0.9 v setpoint figure 8: transient response 70% - 100% (channel 4: current step at 1.7 a/div, channel 1: output voltage deviation) 12 figure 9: short circuit characteristic (channel 2: output current at 10 a/div, channel 1: output voltage)
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 30 40 50 60 70 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 30 40 50 60 70 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 30 40 50 60 70 7 7.5 8 8.5 9 9.5 10 output current (a) ambient temperature (oc) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 0 2 4 6 8 10 75 80 85 90 95 efficiency (%) output current (a) 1 vin 4 vin 6 vin 8 vin 11 vin 2.5 v setpoint figure 10: thermal derating curve 3.3 vin figure 11: thermal derating curve 5 vin figure 12: thermal derating curve 12 vin figure 13: ef ciency vs. load figure 14: remote on/off (channel 1: output voltage, channel 3: enable) figure 15: typical output ripple 13
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 2.5 v setpoint figure 16: transient response 100% - 50% (channel 1: output voltage deviation, channel 2: output current) figure 17: transient respoonse 50% - 100% (channel 1: output voltage deviation, channel 2: output current) figure 18: short circuit characteristic (channel 1: output current at 10 a/div, channel 3: output voltage) 14
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 30 40 50 60 70 3 4 5 6 7 8 9 10 output current (a) ambient temperature (c) 0.5 m/s (100 lfm) 1 m/s (200 lfm) 1.5 m/s (300 lfm) 2 m/s (400 lfm) 0 2 4 6 8 10 85 90 95 100 efficiency (%) output current (a) 6vin 8vin 10vin 12vin 13.8vin 5 v setpoint figure 19: thermal derating curve 12 vin figure 20: ef ciency vs. load figure 21: remote on/off (channel 1: output voltage, channel 3: enable) figure 22: typical output ripple 15
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 5 v setpoint figure 25: short circuit characteristic (channel 1: output current at 10 a/div, channel 3: output voltage) 16 figure 23: transient response 100% - 70% (channel 2: current step at 2.5 a/div, channel 1: output voltage deviation) figure 24: transient response 70% - 100% (channel 2: current step at 2.5 a/div, channel 1: output voltage deviation)
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 17 figure 26: mechanical drawing - horizontal figure 27: mechanical drawing - vertical dimensions in inches (mm) tolerances (unless otherwise specified) 2 places 0.030 (0.76) 3 places 0.010 (0.25) 0.062 (1.57) 0.025 (0.64) .001 sq pin typ 0.52 (13.13) 0.125 (3.18) typ 0.055 (1.40) ref ref 0.071 (1.80) 0.650 (16.51) 0.410 (10.41) 4x 0.067 (1.70) typ 0.035 (0.89) 0.050 (1.27) 0.580 (14.73) 1 5 6 dimensions in inches (mm) tolerances (unless otherwise specified) 2 places 0.030 (0.76) 3 places 0.010 (0.25) 0.071 (1.80) 0.650 (16.51) 0.410 (10.41) 4x 0.067 typ 0.16 0.010 (4 0.25) 1 0.050 (1.27) typ 0.062 (1.57) ref 0.45 (11.35) 0.055 (1.40) ref 0.025 (0.64) .001 sq pins typ 5 pin connections pin no. function 1 enable 2vin 3 common / rtn 4 vout 5 pg / trim 6 mech pin (horz/smt only)
ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 18 figure 28: mechanical drawing - surface mount dimensions in inches (mm) tolerances (unless otherwise specified) 2 places 0.030 (0.76) 3 places 0.010 (0.25) 0 (0.00) 0.071 (1.80) 0.138 (3.51) 0.205 (5.21) 0.272 (6.91) 0.339 (8.61) 0.050 (1.27) 0.360 (9.14) 0.410 (10.41) 0.650 (16.51) 0.035 (0.89) ref 0.580 (14.73) 0.062 (1.57) ref 0.040 (1.02) ref 0.52 (13.13) 0.055 (1.40) ref 0.125 (3.18) typ 0.025 (0.64) ref 1 7 6 5 ldo10c- 005w05-sj pin connections pin no. function 1 enable 2vin 3 common / rtn 4 vout 5 pg / trim 6 mech pin (horz/smt only)
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 19 note 1 thermal reference point is de ned as the highest temperature measured at any one of the speci ed thermal reference points. see application note 186. note 2 the control pin is referenced to ground. note 3 the ldo10c is supplied as standard with positive logic. control input pulled low: unit disabled control input left open: unit enabled
www.powerconversion.com ldo10c series | 10 a dc-dc c class non-isolated dc-dc converter file name: lf_ldo10.pdf rev: (01) 11 sep 2008 20 this is a preliminary datasheet. emerson network power reserves the right to make changes to the information contained herein without notice and assumes no liability as a result of its use or ap- plicaion. americas 5810 van allen way carlsbad, ca 92008 usa Y + 760 930 4600 Y +760 930 0698 european (uk) waterfront business park merry hill, dudley west midlands, dy5 1lx united kingdom Y +44 (0) 1384 842 211 Y +44 (0) 1384 843 355 asia (hk) 16th - 17th floors, lu plaza 2 wing yip street, kwun tong kowloon, hong kong Y +852 2176 3333 Y +852 2176 3888 for global contact, visit: www.powerconversion.com for global contact, visit: www.powerconversion.com/support/product/technical-support.php emerson network power and the emerson network power logo are trademarks and service marks of emerson electric co. ?2008 emerson electric co. emersonnetworkpower. com

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