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s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 1 model list model number input voltage (range) output voltage output current input current (typ input voltage ) load regulation maxc apacitive load efficiency (typ.) max. min. @max. load @no load @max. load vdc vdc ma ma ma( t yp.) ma( t y p.) mv uf % s24 se3r30 5 24 ( 9 ~ 36 ) 3.3v 4500 0 72 0 35 10 10000 87 % s24se05003 5.0v 3 000 0 71 0 35 10 10000 89 % s24se12001 12v 1 25 0 0 7 2 0 30 1 2 470 87 .5 % s24se150 r9 15v 100 0 0 7 2 0 25 1 5 470 87 .5 % s24de120r6 1 2v 625 0 7 2 0 20 120 470 87 .5 % s24 de150r 5 1 5 v 500 0 7 2 0 30 150 470 87 .5 % input characteristics item model min. typ. max. unit input surge voltage ( 1 00 m sec) all models 5 0 vdc input turn - on voltage threshold all models 8 8 .5 9 vdc input turn - off voltage threshold all models 7 7 .5 8 vdc input under - voltage lockout hysteresis all models 0.4 1 1.7 vdc off - converter input current all models 6 ma input reflected ripple current all mode ls, with 12 uh, 20 m hz 5 20 ma reverse polarity input current all models --- --- 0.3 a on/off control, logic high all models 2.4 10 vdc on/off control, logic low all models - 0.7 0.8 vdc input filter all models internal p i filter features ? ? ? ? x0.40) ? ? ? ? ? ? ? ? ? ? nd edition, 2011 - 12 - 19 r ecognized ? the s24 s e /s24de series is miniature , isolated 15 w dc/dc converters with 1 6 00vdc isolation. the s24se/s24de family comes with a host of industry - standard features, su ch as over current protection, over voltage protection, over temperature protection and remote on/off. an optional heatsink is available for mo re extreme thermal requirements. all models have an ul tra - wide 4:1 input voltage range (9v to 36v). with operat ing temperature of - 40c to +85c, it is suitable for customers critical applications, such as process control and automation,
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 2 output characteristics item conditions min. typ. max. unit output voltage accuracy --- 1.0 2 .0 % vo output voltage balance dual output, balanced loads --- 1.0 2 .0 % vo line regulation single output 0.1 0.2 % vo dual output 0.1 0.5 % vo cross regulation dual output, asymmetrical l oad 25% - 100% full l oad 2 3 % vo total out pu t voltage range over load, l ine and t emperature --- --- 3 % vo ripple & noise 1 2 v, 1 5 v, 1 2 v, 1 5 v --- 50 --- mv p - p ripple & noise 3.3v, 5.0v 50 --- mv p - p dynamic load response 50% - 75% full load, 0.1a/us 3 % vo output over current protection output voltage 10% low, hiccup 1 10 160 %io , max short output protection long term, auto - recovery output over - voltage protection hiccup, auto - recovery 115 150 % vo output trim range single output - 10 +10 % vo general characteristic s item conditions min. typ. max. unit i/o isol ation voltage (r ated ) --- --- 1 6 00 v dc i/o isolation resistance 1 0 --- --- m i/o isolation capacitance 11 00 pf switching frequency 4 5 0 khz environmental specifications parameter conditions min. max. unit operating temperature range (w ith d erating ) ambient - 40 + 85 case temperature (9vin / 24vin / 36vin) --- +95 / + 105 / +105 ntc shutdown temperature + 125 storage temperature range - 5 5 +125 humidity (non condensing) --- 95 % rel. h cooling natural convection thermal derating curve s (no heat sink) notes 1 specifications typical at ta=+25 , resis tive load, nominal input voltage and rated output current unless otherwise noted. 2 ripple & noise m easurement bandwidth is 0 - 20mhz , with 10f, tantalum capacitor and 1f ceramic capacitor . ?? 3 all dc/dc converters should be externally fused at the front end for protection. 4 specifications are subject to change without notice.
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 3 electrical character istics curves - s24se3r305, 9 - 36vin, 3.3v/4.5a efficiency vs. load current for various input voltage at 25 c. power diss ipation vs. load current at 25 c. turn - on transient at full load current ( 4 ms/div). top trace: vout; 1 v/div; bottom trace: on/off input: 5 v/div. turn - on transient at full load current ( 4 ms/div). top trace: vout; 1 v/div; bottom trace: input voltage: 20 v/div. output v oltage ripple at nominal input voltage and max load current ( 5 mv/div , 2us/div ) load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 56 59 62 65 68 71 74 77 80 83 86 89 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 efficiency(%) output current(a) 9vin 24vin 36vin 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 0.45 0.9 1.35 1.8 2.25 2.7 3.15 3.6 4.05 4.5 power dissipation(w) output current(a) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 4 electrical character istics curves - s24se 0500 3 , 9 - 36vin, 5.0 v/3 a efficiency vs. load current for various input voltage at 25 c. power diss ipation vs. load current at 25 c. turn - on transient at full load current ( 10 ms/div). top trace: vout; 2 v/div; bottom trace: on/off input: 5 v/div. turn - on transient at full load curre nt ( 10 ms/div). top trace: vout; 2 v/div; bottom trace: input voltage: 8 v/div. output voltage ripple at nominal input voltage and max load current ( 20 mv/div , 2us/div ) load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 60 63 66 69 72 75 78 81 84 87 90 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3 output current(a) efficiency(%) 9vin 24vin 36vin 0.5 0.7 0.9 1.1 1.3 1.5 1.7 1.9 2.1 2.3 2.5 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3 output current(a) power dissipation(w) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 5 electrical character istics curves - s24se 1200 1 , 9 - 36vin, 12 v/1.25 a efficiency vs. load current for various input voltage at 25c. power diss ipation vs. load current at 25 c. turn - on transient at full load current ( 4 ms/div). top trace: vout; 5 v/div; bottom trace: on/off input: 5 v/div. turn - on transient at full load current ( 4 ms/div). top trace: vout; 5 v/div; bottom trace: input voltage: 8 v/div. output voltage ripple at nominal input voltage and max load current ( 10 mv/div , 2us/div ) load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 63 65 67 69 71 73 75 77 79 81 83 85 87 89 0.125 0.25 0.375 0.5 0.625 0.75 0.875 1 1.125 1.25 output current(a) efficiency(%) 9vin 24vin 36vin 0.5 0.8 1.0 1.3 1.5 1.8 2.0 2.3 2.5 0.125 0.25 0.375 0.5 0.625 0.75 0.875 1 1.125 1.25 output current(a) power dissipation(w) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 6 electrical character istics curves - s24se150r9 , 9 - 36vin, 15v/1a efficiency vs. load current for various input voltage at 25 c. power diss ipati on vs. load current at 25 c. turn - on transient at full load current ( 4 ms/div). top trace: vout; 5 v/div; bottom trace: on/off input: 5 v/div. turn - on transient at full load current ( 4 ms/div). top trace: vout; 5 v/div; bottom trace: input v oltage: 8 v/div. output voltage ripple at nominal input voltage and max load current ( 4 mv/div , 2us/div ) load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 62 64 66 68 70 72 74 76 78 80 82 84 86 88 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 efficiency(%) output current(a) 9vin 24vin 36vin 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 2.2 2.4 2.6 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 power dissipation(w) output current(a) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 7 electrical character istics curves - s24 d e 120r6 , 9 - 36vin , 1 2v/ 0.6 25a efficiency vs. load current for various input voltage at 25 c. power diss ipation vs. load current at 25 c. turn - on transient at full load current ( 10 ms/div). top two trace s : vout; 1 0 v/div; bottom trace: on/off input: 5 v/d iv. turn - on transient at full load current ( 10 ms/div). top t w o trace s : vout; 1 0 v/div; bottom trace: input voltage: 15 v/div. output voltage ripple at nominal input voltage and max load current top trace +12v, 10 mv/div , bottom trace - 12v, 20mv /div, 2us/div. load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 65 67 69 71 73 75 77 79 81 83 85 87 89 0.063 0.125 0.188 0.25 0.313 0.375 0.438 0.5 0.563 0.625 output current(a) efficiency(%) 9vin 24vin 36vin 0.5 0.8 1.0 1.3 1.5 1.8 2.0 2.3 2.5 0.06 0.13 0.19 0.25 0.31 0.38 0.44 0.50 0.56 0.63 output current(a) power dissipation(w) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 8 electrical character istics curves - s24de150 r5 , 9 - 36vin , 1 5 v/ 0.5 a efficiency vs. load current for various input voltage at 25 c. power diss ipation vs. load current at 25 c. turn - on transient at full load current ( 10 ms/div). top two t race s : vout; 1 0 v/div; bottom trace: on/off input: 5 v/div. turn - on transient at full load current ( 10 ms/div). top two t race s : vout; 10 v/div; bottom tr ace: input voltage: 15 v/div. output voltage ripple at nominal input voltage and max load current top trace +15v, 10 mv/div , bottom trace - 15v, 20mv/div, 2us/div. load cap: 10f, tantalum capacitor and 1f ceramic capacitor. bandwidth: 20 mhz. 63 65 67 69 71 73 75 77 79 81 83 85 87 89 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 output current(a) efficiency(%) 9vin 24vin 36vin 0.5 0.8 1.0 1.3 1.5 1.8 2.0 2.3 2.5 0.05 0.1 0.15 0.2 0.25 0.3 0.35 0.4 0.45 0.5 output current(a) power dissipation(w) 9vin 24vin 36vin
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 9 design consideration s input sou rce impedance the impedance of the input source connecting to the dc/dc power modules will interact with the modules and affect the stability. a low ac - impedance input source is recommended. if the source inductance is m ore than a few h, we advise a 47 f electrolytic capacitor mounted close to the input of the module to improve the stability. input r eflected r ipple c urrent test set - up diagram showing measurement points for input terminal ripple current and input r eflected ripple current. measured input reflected - ripple current with a simulated source inductance (ltest ) of 12 h. capacitor cs offset possible battery impedance. input terminal ripple current, ic, at full rated output current and nominal input voltage w ith 12h source impedance and 100 f electrolytic capacitor ( 25 ma/div, 2 us /div ) . input reflected ripple current, is, through a 12h source inductor at nominal input vo ltage and rated load current ( 5 ma/div, 2us /div ) output r ipple n oise output voltage ripple test setup. load capacitance: 1f ceramic capa citor and 10f tantalum capacitor. bandwidth: 20 mhz. scope measurements should be made using a bnc cable (length shorter than 20 inches). position the load between 51 mm to 76 mm (2 inches to 3 inches) from the module. vin + vin - is ic 100uf, esr=0.2 ohm @ 25 o c 100khz cs: 220uf + + vin + vin - is ic 100uf, esr=0.2 ohm @ 25 o c 100khz cs: 220uf + + is ic 100uf, esr=0.2 ohm @ 25 o c 100khz cs: 220uf + + + +
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 10 design consideration s layout and emi considerations deltas dc/dc power modules are designed to operate in a wide variety of systems and applications. for design assistance with emc compliance and related p w b layout issues, please contact deltas technical support team. an external input filter module is available for easier emc compliance design. below is the reference design for an input filter to pass en55022 (vde0878) class a (both q. peak and average) . l1=1 uh c1=47 uf/50v , electrolytic capacitor test result: at t = +25 ? c , typical input voltage and full load . green is quasi peak mode; blue is average mode. recommended pcb layout it is suggest e d to use multiple layer s pcb and large size copper on system board which connect s to pins of module, that can achieve better thermal performance. features description s over - current protection the modules include an internal output over - current protection circuit, which will endure current limiting for an unlimited duration during output overload. if the output current exceeds the ocp set point, the modules will shut down (hiccup mode). the modules will try to restart after shutdown. if the overload condition still exists, the module will shut down again. this restart trial will continue until the overload condition is corrected. over - voltage protection the modules include an internal output over - voltage protection circuit, which monitors the voltage on the output terminals. if this voltage exceeds the o ver - voltage set point, the modules will shut down, and then restart after a hiccup - time (hiccup mode). if latch mode is needed, please contact with delta. over - temperature protection the over - temperature protection consists of circuitry that provides pr otection from thermal damage. if the temperature exceeds the over - temperature threshold the module will shut down . the module will restart after the temperature is within specification. remote on/off the remote on/off feature on the module can be either n egative or positive logic depend on the part number options on the last page . ? for negative logic version, turns the module on during a external logic low and off during a logic high. if the remote on/off feature is not used, please short the on/off pin t o vi ( - ). ? for postive logic version, turns the modules on during a external logic high and off during a logic low. if the remote on/off feature is not used, please leave the on/off pin to floating. remote on/off can be controlled by an external switch bet ween the on/off terminal and the vi ( - ) terminal. the switch can be an open collector or open drain. 1 mhz 10 mhz 150 khz 30 mhz 10.0 20.0 30.0 40.0 50.0 60.0 70.0 0.0 80.0 dbv limits 55022mav 55022mqp transducer 8130 traces pk+ av
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 11 for 12v signle output (kohm) : f or 15v single output (kohm) : for example: when need trim up to 3.4v, then the external resistor should be 100 kohm between trim pin and vout - pin. w hen need trim down to 3.1v, then the external resistor should be 40kohm between trim pin and vout+ pin. thermal consideratio ns thermal de - rating curve is a stand ard for customer to make thermal evaluation and make sure the module s components are operated under allowed temperature. the module s cooling condition is natural convection. in thermal de - rating curve, if we know the module s input voltage and output pow er we can find the allowed maximum ambient temperature. t he module s case temperature is a reference to make thermal evaluation. if the case temperature exceed the allowed maximum value, the moldule may probably have thermal issue. remote on/off im plementation output voltage adjustment (trim) only single output modules ha ve output adjust function. to increase the output voltage set point, connect an external resistor between the trim pin and the vout( - ). to de crease the output voltage set point, connect an external resistor between the trim pin and the vout(+). the maximumu adjust range is 10%, t he trim pin should be left open if this feature is not used. for 3.3v single output (kohm): for 5v single output (kohm):
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 12 mechanical drawing mechanical dimensions pin connections pin single output function dual output function 1 vin + vin + 2 vin - vin - 3 o n /off o n/off 4 vout - vout - 5 trim common 6 vout + vout + physical outline c ase size: 25.4*25.4*9.5(1.0 *1.0 *0.38 ) c ase material : al alloy, anodize black baseplate material: non - co n ductive fr - 4 pin material: brass; finish: matte tin p lating and nickel under plating pin length: refer part numbering system weight: 18.0 grams ? all dimensions in mm (inches) ? tolerance: x.x0. 5 (x.xx0.0 2 ) x.xx0. 25 ( x.xxx0.0 10 ) ? pins diameter : 0. 10 (0.00 4 ) mechanical drawing with heat sink(optional) mechanical dimensions physical outline 1 heat sink m aterial: al - 6063 f inish: anodize black w eight: 4 .0 grams 2 m odel weight: 2 2 . 2 grams ? all dimensions in mm (inches) ? tolerance: x.x 0. 5 (x.xx0.0 2 ) x.xx0. 25 ( x.xxx0.0 10 ) n ote: 1. add heat sink to help heat dissipation and increase reliability of convert op e rating at high ambient temperature 2. please refer derating curve while upgrate the operating temperature of converter
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 13 appl ication notice: for modules with through - hole pins, they are intended for wave soldering assembly onto system boards; please do not subject such modules through reflow temperature profile. r ecommen d ed layout refer below
s 24s e /s24de series 15 w single/dual o utput dc/dc converter ds_ s24se/s24de 15w _ 01 112017 e - mail : dcdc@deltaww.com http:// ww w.deltaww.com/dcdc p 14 part numbering system s 24 s e 050 0 3 n d f a form factor input voltage number of output product series output voltage output current on/off logic pin length option code s 24 - 9 ~ 36 v s - single d - dual e - series no. 050 - 5.0v 0 3 - 3 a n - n egative d - 0. 24 f - rohs 6/6 (lead free) a - standard. (with metal case ) p - positive t - 0. 22 r - 0. 17 h C with heat sink contact: www.deltaww.com/dcdc email: dcdc@deltaww.com usa: telephone: east coast: 978 - 656 - 3993 west coast: 510 - 668 - 5100 fax: (978) 656 3964 europe: phone: +31 - 20 - 655 - 0967 fax: +31 - 20 - 655 - 0999 asia & the rest of world: telephone: +886 3 4526107 ext 6220~6224 fax: +886 3 4513485 warranty delta offers a three ( 3 ) year s limited warranty. complete warranty information is listed on our web site or is available upon request from delta. information furnished by delta is believed to be accurate and reliable. however, no responsibility is assumed by delta for its use, nor for any infringements of patents or other rights of third parties, which may result from its use. no license is g ranted by implication or otherwise under any patent or patent rights of delta. delta reserves the right to revise these specifications at any time, without notice.

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