specification model dc voltage rated current current range rated power capacitive load (max.) output line regulation load regulation voltage range efficiency (typ.) input working temp. on/off control working humidity storage temp., humidity temp. coefficient mtbf dimension others note packing overload over voltage(clamp) dc current 3.3v 5v 5v 12v 12v 15v 15v 3.3v 1.2a 1a 1a 0.42a 0.42a 0.33a 0.33a 1.2a 3.96w 1000uf 0 ~ 1.2a 5w 1000uf 0 ~ 1a 5w 1000uf 0 ~ 1a 5.04w 120uf 0 ~ 0.42a 5.04w 120uf 0 ~ 0.42a 4.95w 120uf 0 ~ 0.33a 4.95w 120uf 0 ~ 0.33a 3.96w 1000uf 0 ~ 1.2a 75mvp-p 2.0% max. 1.0% 2.0% 72% 1.0% 76% 1.0% 82% 1.0% 83% 2.0% 75% 1.0% 78% 1.0% 83% 1.0% 85% 9.2 ~ 36vdc 18 ~ 72vdc 48vdc 0.7a/12vdc 0.2a/48vdc 5ma/48vdc above 105% rated output power recovers automatically after fault condition is removed -25 ~ +70 logic "1" or open circuit : on logic "0" or short to pin2 : off 0% ~ 95% rh max. -40 ~ +85 , 0 ~ 95% rh 0.03%/ (0~60 914.4k hrs min. mil-hdbk-217f (25 ) 40.6* mm ( 1"*0.327") (l*w*h) 25.4*8.3 1.6"* 0.007kg; 700pcs/5.9kg/0.97cuft 1. all parameters not specially mentioned are measured at 12, 48vdc input , rated load and 25 of ambient temperature. 2. ripple & noise are measured at 20mhz of bandwidth by using a 12" twisted pair -wire terminated with a 0.1uf & 47uf parallel capacitor. 3. tolerance : includes set up tolerance, line regulation and load regul ation. 4. the power supply is considered a component which will be installed into a fi nal equipment. the final equipment must be re-confirmed that it still me ets emc directives. 5. 6.emc filter suggestion(tbd): for guidance on how to perform these emc tests, please refer to ?emi testing of c omponent power supplies.? (as available on http://www.meanwell.com) to insure proper operation, a 47uf/100v electrolytic capacitor with e sr <1 must be added to the input line. file name:nsd05-s-spec 2010-10-18 5w dc-dc regulated single output wide 4:1 dc input range protections: short circuit / overload / over voltage 1000vdc i/o isolation cooling by free air convection built-in remote on-off control 100% full load burn-in test low cost high reliability 2 years warranty features : n s d 0 5 - s s e r i e s ripple & noise (max.) note.2 voltage tolerance note.3 isolation voltage isolation resistance i/p-o/p:1kvdc i/p-o/p:100m ohms / 500vdc / 25 / 70% rh environment protection function rated dc input 12vdc short circuit shutdown idle current 5ma/12vdc 3.8 ~ 4.6v 3.8 ~ 4.6v 5.6 ~ 6.8v 5.6 ~ 6.8v 13.5 ~ 16.5v 16.2 ~ 19.8v 13.5 ~ 16.5v 16.2 ~ 19.8v protection type : over power limiting, recovers automatically after f ault condition is removed emi conduction & radiation ems immunity compliance to en55022 (cispr22) class b compliance to en61000-4-2,3,4,5,6,8; en55024, light industry le vel, criteria a safety & emc (note 4) psu + - vin + - vo 5.5uh 680uf + nsd05-12s3 nsd05-12s5 nsd05-12s12 nsd05-12s15 nsd05-48s 3 nsd05-48s5 nsd05-48s12 nsd05-48s15 safety standards iec60950-1 cb approved by tuv
pin no. assignment 1 4 23 5 +input -input(gnd) +vout control -vout pin no. pin no. assignment assignment o.v.p. control i/p -vout +vout rectifiers & filter switching power o.l.p. detection circuit pwm trl c control input.....................................pi n5 control common................................pin2 logic compatibility......cmos or open collector ttl control voltage on............+5.5vdc min or open circuit off......+2.5vdc max. or short to pin2 ambient temperature ( ) load (%) 10 20 30 40 50 60 70 20 40 60 75 80 100 -25 0 -10 (horizontal) 8.3 [0.327] 3 [0.118] 1.5[0.059] 6 [0.236] 0.64mm square pins 2 30.48 [1.2] 40.6 [1.6] 10.16 [0.4] 5 4 1 3 25.4[1] 15.24[0.6] 10.16[0.4] 22.86[0.9] 2.54[0.1] 2.54[0.1] 5w dc-dc regulated single output n s d 0 5 - s s e r i e s on/off control block diagram mechanical specification unit:mm[inch] file name:nsd05-s-spec 2010-10-18 derating curve +vin c -vin +vout -vout 1 25 4 3 load trl fosc : 350khz
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