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delphi series l36sa, 2 x 1.6, 50w family dc/dc p o wer module: 18~75v in, 5.0v/10a out the delphi s e rie s l3 6sa, 2? x 1.6?, 1 8 ~7 5v input, single outpu t, isolate d dc/ dc converte r is the late st of fering from a worl d leade r in power syste m s technol og y and manuf acturi ng - de lt a electro n ics, inc. this l36 sa serie s pro v ides up to 50 watt s of po wer o r 15a of output cu rre n t (3.3v) in an indu stry st an dard 2 x 1.6 form facto r an d pinout. the delphi l3 6sa serie s op erate s from a wide 18~7 5 v (4:1) input volt ag e s . with creati v e desi gn te chnolo g y and optimizatio n o f comp one nt placement, these conve r ters po sse s s out st an din g electri c al an d thermal pe rforma nces, as well a s e x tremely hig h reliability under highly stre ssful operating conditions. all models are fully protecte d from a bno rmal in put/ou t put volt age, cu rre nt, an d temperature con d ition s . the del phi serie s co nvert e rs m eet all safety requi re ment s with b a si c insulatio n . an optional heat sp rea d e r is available fo r extended o p e ration. optio n s positive on/of f logic sense negative trim heat spreade r applica t i o ns t e lecom/dat a com wir e less netw orks optical net w ork equipment server and dat a s t orage industrial/t e sting equipment featur es high ef ficiency : 89% @ 5. 0v/10 a size: 49.6mm x 39.4mm x 8.9m m (1.95? x1.55 ? x0. 35?) industr y st an dar d pin out fixed f r equenc y operation input uvl o , ot p , output ocp , ovp , (auto recove r y ) monotonic st artu p into normal an d pre-biased loads 2250v isolation and basic insulatio n no minimum load required 4:1 input volt age range iso 90 01, tl 90 00, is o 140 01, qs 90 00 , ohsas 1800 1 certified manufact u ring facility ul/cul 60950 ( u s & canada ) recognized, and tuv (en609 50) cer t ified. ce mark meet s 73/23/eec and 93/68/eec direct ives da t a sh e e t ds_l36s a 0 5 0 1 0_0214200 7
technical specifica t i o ns (t a =25 c, airfl o w rate=300 lfm , v in =48vdc, n o m inal v o u t u n le ss ot her w ise no ted.) pa r a m e t e r notes an d conditions l36sa05010 (s t a ndard) min . t y p . ma x . u n it s a b solute m a xi mu m ra tings inpu t v o lt ag e continuou s 8 0 v d c max i mu m input v o lt age 100 vdc operati ng t e mpera t ure refer to figure21 for mea s uring poin t -40 130 c s t orage t e mperatu r e -55 125 c inpu t/ou t pu t isola t i on v o lt age 2250 vdc input cha r a c teristics operati ng inpu t v o l t age 18 75 vdc inpu t under -v ol t a g e lo cko ut t u rn-on v o l t age th reshold 16 17 18 vdc t u rn-o f f v o lt age th reshold 15 16 17 vdc lockout hy stere s is v o lt age 0.75 1 1.5 vdc max i mu m i npu t current 100% lo ad, 18v i n 4 a no-load inpu t curr ent 60 ma of f conv erter inpu t current 4 ma i n r u s h cu rr e n t (i 2 t) 1 a 2 s inpu t re flected-rip p le curren t p-p thru 12 h ind u c to r , 5h z to 20m h z 20 ma inpu t v o lt ag e rippl e rejection 120 hz 60 db output ch a r a c teri sti c s outpu t v o lt age set point v i n=48v , io= i o . max, t c =25c 4.95 5.0 5.05 vdc outpu t v o lt age reg u lation ov er load io= i o , m i n to io ,m ax 5 10 mv ov er line v i n=18v to 75v 5 10 mv ov er t e mperature t a =-40c to 85 c 30 mv t o t a l ou tpu t v o lt ag e range ov er sample lo ad, l i ne and temperatur e 3.25 3.35 v outpu t v o lt age rip p le and noise 5hz to 20mhz ban dw id th peak- t o-pe ak full load , 1f cer a mic, 10f t a nt alum 50 100 mv rms full load , 1f cer a mic, 10f t a nt alum 15 30 mv operati ng outpu t current range 0 10 a outpu t ov er curren t pro t ection 1 10 150 % dyn a m i c ch a r a c teri sti c s outpu t v o lt age cur r ent t r an sien t 48v , 1 0 f t an & 1 f ceramic load ca p , 0 . 1a /s posi tiv e s t ep chan ge in ou tput curre nt 50% io.max to 75% io .max 100 mv negativ e s t ep cha nge in ou tpu t curr ent 75% io.m ax to 50% io .m ax 100 mv settling t i me (w ithi n 1% v o ut nominal) 200 us t u rn-on t r an sien t s t art-up t i me, fro m on/of f con t rol 20 ms s t art-u p t i m e , f r o m inpu t 20 ms max i mu m outpu t c a p a cit a n c e full load ; 5 % ov ershoot of v out a t st ar tup 1500 f effi ci ency 100% lo ad 89 % 60% loa d 8 9 % i s o l at i o n c h ar ac t e r i s t i c s inpu t to outp ut 2250 vdc isol ation re sist ance 100 m ? isol ation cap a cit a n c e 1500 pf fe a t ure ch a r acteri s ti cs sw itching freq uen cy 300 kh z on/off control, n egativ e remote on /o f f logi c logic low (module on) v on/of f at io n/o f f=1.0ma 0.7 v logic high (mo dule o f f) v on/of f at io n/o f f=0.0 a 2 18 v on /of f c ont rol, p o sit i v e r e m o te on / o f f log i c logic low (module of f) v on/of f at io n/o f f=1.0ma 0.7 v logic high (mo dule on) v on/of f at io n/o f f=0.0 a 2 18 v on /of f c u rren t (f or bo th rem o te on /o f f logi c) ion/of f at v o n/o f f=0.0v 1 ma leakage curren t (for bo th remote on /o f f logi c) logic high, v on/of f=15v 50 ua outpu t v o lt age t r i m range v i n = 18v ~ 60v -10 10 % ( a c r oss p i n s 9 & 5, p o ut Q max rate d pow er) v i n = 61v ~ 75v -5 10 % outpu t v o lt age re mote s ense range (op t ion) pout Q max rated pow er 10 % o u t p ut o v e r - v o l ta ge p r ot ec t i o n ov er full temp rang e; % o f nominal v o ut 6 v genera l specifica t ions mtbf io=80% of io, max ; t a =25c 3.06 m hour s we i g ht 2 4 . 2 g r a m s ov er-t emperature shut dow n refer to fig.21 for measuring poin t 134 c ds_l3 6sa05 010_ 0214 200 7 2
electri cal characteristi cs cur ves 50 60 70 80 90 12 3 4567 8 9 1 0 output current ( a ) effi ci ency ( % ) 24v in 18v in 48v in 75v in 1 2 3 4 5 6 7 8 12 345 678 9 1 0 out p ut current (a) lo ss ( w ) 75v in 18v in 24v in 48v in ds_l3 6sa05 010_ 0214 200 7 3 figure 1 : ef ficiency vs. lo ad c u rrent for mi ni mu m, n o m in al, and max i mu m in put volt age at 2 5 c f i g u r e 2 : power dissip a tion vs. load c u r r ent f o r min i mu m, no mi nal, an d max i mu m in put volt age at 2 5 c. figure 3 : t y pical f u ll l o a d inp u t charac teristics at ro o m temp eratur e 0 0. 3 0. 6 0. 9 1. 2 1. 5 1. 8 2. 1 2. 4 2. 7 3 3. 3 16 21 26 31 36 41 4 6 51 56 6 1 66 71 i n p u t vo lt ag e( v ) inp u t curre nt (a )
electri cal characteristi cs cur ves ds_l3 6sa05 010_ 0214 200 7 4 for negative remote on/off logic figure 4 : t u rn-on transi ent a t full rated l o a d current (res i stive load) (5 m s /div). v i n=48v .t op t r ace: v o ut, 2v/div; bottom t r ace: on/of f input, 5v/div f i g u r e 5 : t u rn-on trans ient at z e ro lo ad current (5 ms/ d iv). v i n= 4 8 v . t op t r ace: v o ut, 2v/div; botto m t r ace: on/of f input, 5v/div for positive remote on/off logic figure 6 : t u rn-on transi ent a t full rated l o a d current (res i stive load) (5 m s /div). v i n=48v .t op t r ace: v o ut, 2v/div; bottom t r ace: on/of f input, 5v/div f i g u r e 7 : t u rn-on trans ient at z e ro lo ad current (5 ms/ d iv). v i n= 4 8 v . t op t r ace: v out, 2v/div , bottom t r ace: on/of f input, 5v/div
electri cal characteristi cs cur ves ds_l3 6sa05 010_ 0214 200 7 5 figure 8 : output volt ag e re spons e to step-cha nge i n l oad current (75%- 5 0%-7 5% of io, max; di/d t = 0.1a/ s ) . load cap: 10 f , t a nt alu m cap a cit o r an d 1 f c e ra mic cap a citor . t o p t r ace: v out (10 0 m v/div , 50 0us/div), bottom t r ace: i out (5 a /div). scope me asur ement sho u l d be made usi ng a bnc ca ble (len gth shorter than 20 inche s ). position the load betw e e n 51 mm to 76 mm (2 inches to 3 inches) from the m o dule.. f i g u r e 9 : output volt a ge re spons e to ste p -cha nge in l oad current (75 % -5 0%-7 5% of io, max; di/d t = 2.0a/ s ) . load c ap: 330 f , 35 m ? esr solid e l ec trolytic cap a cit o r and 1 f cer a mic cap a cit o r . t o p t r ace: v out (100 mv/d iv , 500us/d iv ) , bottom t r ace: i out (5a/div). scop e me asure m ent shoul d b e made usin g a bnc c abl e (len gth sh orte r than 2 0 in ches). positio n the loa d betw een 51 mm to 76 mm (2 inc hes to 3 inch es) from th e mo du le. figure 1 0 : t e st set-up diagr am sh ow ing measur e m ent po int s for input t e rmi nal ri ppl e cur r ent and input reflected rip ple current. note: meas ure d inp u t reflecte d-ripp le c u rrent w i th a simulat e d source ind u ct ance (l test ) of 12 h. cap a cit o r cs of fset possi ble b a tter y imp e d ance. measur e curre nt as show n ab ove
electri cal characteristi cs cur ves 0 0 ds_l3 6sa05 010_ 0214 200 7 6 figure 1 1 : input t e rmi n a l rip ple c u rrent, i c , at full rated out put current an d no mi nal i nput voltage w i th 12 h source i m p e d a n ce and 3 3 f e l ect r olytic cap a c i to r (500 ma/ d iv , 2us/div). f i g u r e 1 2 : input reflecte d ri ppl e curre nt, i s , through a 1 2 h source i n d u cto r at nomin al in put vo lt ag e an d rated l oad c u rrent (20 ma/ d iv , 2u s/div). figure 1 3 : ou tput volt age no ise and ri ppl e me asur e m ent test setup strip copper vo(-) vo(+) 10u 1u scope resistiv e load
electri cal characteristi cs cur ves 0 0 0. 5 1 1. 5 2 2. 5 3 3. 5 4 4. 5 5 5. 5 05 1 0 o u t put c ur r e nt ( a ) output voltage (v) figure 1 4 : output volt ag e rip p le at n o m i nal inp u t volt ag e a n d rated lo ad curr ent (io= 10a)(2 0 mv/d iv , 2us/d iv) loa d cap a cit a nce: 1 f cer a mic c a p a c i tor and 10 f t antalu m cap a cit o r . ban d w i d t h: 20 mhz . sc op e meas ure m e n t s shoul d b e ma de usin g a bnc cab l e (l ength s horter than 2 0 inc h e s ). positio n the load betw een 5 1 mm to 76 mm (2 inches to 3 inch es) from th e mo du le. f i g u r e 1 5 : output volt a ge vs. load curr e n t show ing ty pical current li mit cu rves and co nve r ter shut dow n poi nt s. ds_l3 6sa05 010_ 0214 200 7 7
the input so urce must be insulated fro m the ac mains by reinforced or double insulation. the inp u t termin als of the modul e are n o t operator a c ce ssi ble. if the metal baseplate is grou nde d , one vi pin and on e vo pin shall al so b e grou nde d. a selv reliability test i s conducted on the system wh ere the m odule i s u s ed , in combi nation with the m o dule, to e n sure th at unde r a singl e fault, hazardou s voltage doe s not appe ar at the module? s out put. whe n install ed into a cl ass ii equip m ent (with o u t grou ndin g ), spaci ng consi deratio n sh o u ld be given to the end-use installatio n , as the spa c i ng between the modul e and mo untin g su rface ha ve not been evaluated. the po wer module h a s extra-low v o ltage (elv) outputs whe n all inputs are elv. this po we r module i s not internally fused. to achi eve optimum safety and system prote c tion, an input line fu se is hig h ly re comm end ed. the safety agen cie s re quire a n o rmal-bl o w fu se with 10a maximum rat i ng to be installed in the ungroun ded lead. a lower rated fuse can be used b a se d on the maximum inrush t r ansient energy and maximum input cu rrent. soldering and cleaning considerations post sold er cleanin g is usually the final board assembly p r oce s s befor e the board or system unde rgo e s el ectri c al testi ng. inadequ ate cleani ng and/or d r ying may lower t he relia bility of a powe r module and severely af fect the finishe d circuit bo ard assembly te st. adequate cleanin g and/o r drying a r e esp e ci ally import ant for un-en ca p s u l ated and/or open f r ame t y pe po wer m odule s . fo r a ssi st a n ce on approp riate sold erin g an d clea ning pro c ed ures, plea se cont a c t delt a? s technical su ppo rt team. design considera t ions input source impedance the impe dan ce of the inp u t sou r ce co nne cting to the dc/ dc po we r mod u le s will intera ct with the modul es and af fect the st ability . a low ac-i mpe dan ce input source is recomme nde d. if the source ind u ct an ce is mo re tha n a few h, we advise addi n g a 1 0 to 1 0 0 f ele c trol ytic ca p a cit o r (e s r < 0. 7 at 100 khz) mounted clo s e to the input of the module to imp r ove the st abili ty . lay out and emc considerations delt a? s dc/ dc po we r mo dule s are de sign ed to op erate in a wide va ri ety of systems and appli c a t ions. for de sign assist an ce with emc complian c e a nd related pwb layout issue s , please cont act delt a? s tech nical sup port team. an external in put filter modul e is availabl e for easi e r em c compli an ce desig n. applicatio n not es to assist d e si gn ers in ad dressing th ese issue s a r e p e n d ing to releas e. safet y considerations the po we r m odule mu st b e inst all ed in compli an ce with the sp a c in g and sep a ration requi rement s of the end-user ? s safety agen cy st and ard, i.e., ul60 950, can/csa - c2 2.2 no. 609 5 0 -00 a nd en6095 0: 2000 and iec6095 0-19 99, if the system in which the powe r mo dule is to be used must meet sa fety agency requireme nt s. basic i n sulation ba sed o n 75 vdc in put is provid ed betwe en the input and output of th e module fo r the purp o se of a pplying in sul a tion req u ire m ents when the input to this dc-to - dc conv erter i s identif ied as t n v-2 or selv. an a dditional eval uation is nee ded if the so urce is other tha n tnv-2 or selv. whe n the inp u t source i s sel v circuit, the powe r mod u le meet s sel v (safety extra - low volt ag e) requi rem ent s. if the input sou r ce i s a haza r dou s volt age which is g r e a ter than 60 vdc and le ss tha n or equ al to 75 vd c, for the module? s out put to meet sel v require ment s, all of the following must be met: ds_l3 6sa05 010_ 0214 200 7 8
fea t ures descriptions over-cu rre nt protection the modul es include a n internal o u tp ut over-curre nt prote c tion ci rcuit, whi c h will endure cu rrent limiting for an unlimited duration d u r ing outp u t overloa d . if the output curren t exceed s the ocp set poi nt, the modul es will automati c ally shut down (hiccup mode). the modules will try to restart after shutdown. if the overload condition still exi s ts , the module will shut down again. thi s restart trial wi ll continue u n til the overload con d ition is correcte d. over-v olt age protection the module s include an internal outp u t over-volt a ge prote c tion circuit, whi c h monitors the volt age on the output termin als. if this volt age exceed s the over-volt a ge set point, the module wil l shut do wn (hi c cup mo d e ). the modul es will try to rest art af ter sh ut down. if the fault con d ition still exist s , the module will shut down ag ain. this re st a r t trial will contin ue until the fault conditio n is corre c ted. over-t emp e rature pro t ection the over-te m perature protecti on con s ist s of ci rcuitry that provide s protectio n from thermal damag e. if the temperature excee d s the ov er-tem perature thresh old the module will shut do wn. the module will try to rest art af ter shut down. if the over-tem perature co ndition still exist s during rest art, the module will shut do wn again. thi s rest art trial will contin ue until the temperat ure is within specifi c ation. remote on /off the remote o n /off feature on the mo dul e ca n be eith er negative or positive logi c. negative logic tu rn s the module o n d u ring a lo gic low an d off during lo gic hi gh. positive logic turns the mo d u les on du rin g logic high a nd off during logi c low. remote on/of f can b e cont rolled by an external swit ch betwe en the on/of f termin al and the v i (-) termi nal. the swit ch can be an open coll ector o r op en drain. for ne gative logic if the remote o n /of f feature is n o t use d , plea se sho r t the on /of f pin to v i (-). for positi v e logic if the remote on/of f feature is n o t used, pl e a se leave the on/ of f pin floating. ds_l3 6sa05 010_ 0214 200 7 9 vo(+) vi(+) vo(-) sense(-) sense(+) vi(-) on/off figure 1 6 : remote on/of f i m ple m ent atio n remote se nse remote sen s e comp en sat e s for volt ag e dro p s o n the output by sen s ing th e a c tu al output volt age at th e po int of load. the volt age bet wee n the re mote se nse pins and the outp u t terminals mu st not exceed the outp u t volt age sen s e rang e given here: [v o(+) ? v o (?)] ? [sense(+) ? sense(?)] 10% vo u t this limit includ es any increa se in volt age due to remote se nse co mpen sat i on an d outp u t volt age set point adju s tm ent (trim). vi(-) vi(+) vo(-) vo(+) sense(+) sense(-) resistance contact contact and distributio n losses figure 1 7 : ef fective circ uit c onfig uratio n fo r remote se ns e oper ation if the remote sen s e featu r e is not used t o regul ate the output at the point of loa d , plea se con n e c t sense(+) to v o (+) an d sense(? ) to v o (?) at the mo dule. the output volt age ca n be increa sed by both the remote sen s e and the trim; however , the maximum increa se i s th e larger of eit her th e remot e se nse o r th e trim, not the sum of both. whe n usi ng remote sen s e and trim, the output volt ag e of the mod u le is u s u a lly increa sed, whi c h incre a ses t he power outpu t of the mo dule with the same out put c u rrent. care sh ould be t a ken to ensu r e that the maximum output po we r doe s n o t e x ceed th e m a ximum rate d power .
fea t ures descriptions (con.) output v o lt age adjustment (trim) to in cre a se or d e crea se the outp u t vol t age set poi n t, the modul es may be conne cted wit h an extern al resi sto r bet wee n the trim pin and eithe r the sense(+ ) or sense(-). the trim pin sho u ld be left open if this fe ature is n o t used. figure 2 6 : circuit configur a t ion for trim-d ow n (decreas e output volt a ge) if the external resi stor i s co nne cted bet ween the t r im and sense (-) pin s , the output vol t age set poi nt decrea s e s (fig. 26). t he extern al resi stor va lue requi re d to obt ain a percent age of output volt ag e cha nge % is define d as: () ? ? ? = ? k down rtrim 2 . 10 511 ex. when t r i m -do w n -10 % (5v0.9 = 4. 5v) () ? = ? = ? k down rtrim 9 . 40 2 . 10 10 511 figure 2 7 : circuit config urati on for trim-u p (i ncreas e outp u t volt ag e) if the external resi stor i s co nne cted bet ween the trim and sense (+) the o u tput volt age set point increa se s (fig. 27 ). the external re si stor value req u ired to obt ai n a percent age output volt ag e cha nge % is defined as: () ? ? ? ? ? ? + = ? k up rtrim 2 . 10 511 1.225 ) (100 vo 11 . 5 ex. when t r i m -up +10% (5v1.1 = 5.5v ) () ? = ? ? + = ? k up rtrim 168 2 . 10 10 511 10 1.225 ) 10 (100 5 11 . 5 the o u tput vo lt age can be i n crea sed by both the rem o te sen s e a nd th e trim, howe v er the maximum increa se is the larger of either th e re mote sen s e o r the tri m , not the sum of both. whe n usi ng remote sen s e and trim, the output volt a ge of the module is usually i n cr ea sed, wh ich in crea se s the power outpu t of the module with the same out put c u rrent. care sh ould be t a ken t o ensure th at the maximum output power of the module remain s at or below the maximum rat ed power . ds_l3 6sa05 010_ 0214 200 7 10
thermal consi d era t i o ns therm a l man ageme n t is a n importa nt part of the syst em desi gn. to e n su re p r op er, reliabl e ope ration, suffici e n t cooli ng of th e po we r mod u le is nee de d over th e e n tire temperature range of the modul e. co n v ection co olin g is usu a lly the dominant mo d e of heat tran sfer. hen c e, the choi ce of eq uipment to chara c te rize the thermal p e rf orma nce of the po wer m odule i s a wind tunnel. thermal t esting setup delta? s dc/ dc po we r module s are chara c te rize d in heated verti c al wind tunn els t hat simu late the thermal environ ment s encou ntered in most electroni cs equipm ent. this type of equipm ent comm only u s e s vertically mou n ted circuit card s in cabi n e t rac ks in w h ich the power mo dule s are m o unted. the followi ng figure shows the wind tunnel cha r a c teri zati on setup. th e powe r mod u le is mount ed on a test pwb and is vertically po sitioned within the wind tun nel. the sp a c e b e twee n the neighb orin g pwb and the top of the power modul e i s const antly ke p t at 6.35mm (0.2 5? ?). n o t e : w i nd t unne l t e s t s e t up fi gur e d i mens i ons a r e i n m i l l i m e t e r s and ( i nc he s) 1 2 .7 ( 0 . 5 ?) mo du l e a ir f l o w 50. 8 ( 2. 0 ? ) f a ci ng p w b pw b ai r ve l o ci t y an d ambi e n t t e mper at u r e me asu red b e lo w th e m o d u l e figure 2 0 : w i nd tunne l test setup thermal derating heat ca n be removed by incr ea sin g airflow over the module. t o e nhan ce syste m relia bility , the po we r mo dule sho u ld alwa ys be operated below the maximum operating te mperature. if the tempera t ure exce ed s the maximum module tempera t ure, reliabilit y of the unit may be af fected. thermal cur ves figure 2 1 : t e mp eratur e mea s ure m e n t locati on t he all o w ed maxi mu m h o t spot temp erature is defin ed at 13 0 l3 6sa 0501 0( s t andar d) o u tpu t c u r r en t v s . am bie n t te mpe r a t u r e an d ai r v e loc i ty @ v i n = 48 v ( e it he r o r i e nt at io n ) 0 1 2 3 4 5 6 7 8 9 10 11 40 45 50 55 60 65 7 0 7 5 80 85 na t u r a l c onv ec tio n 200l fm 300 lfm 100 lfm o u tpu t cu r r e n t ( a ) a m bi en t tem per at ur e ( ) figure 2 2 : output current vs. ambi ent tempe r ature an d air velocity @ v in = 48v (either ori ent atio n) ds_l3 6sa05 010_ 0214 200 7 11
mechanical dra w ing ds_l3 6sa05 010_ 0214 200 7 12 pin no. name fun c tio n l t a g e s e n s e all pins are copper with tin p l a t i n g open frame version 1 case (option) c a s e 2 +vin positive in put v o 3 ?vin nega tive input vol t a g e 4 nc ( o ptio n ) not co nne cted 5 on/off remote o n /off m 6 trim outp ut vol t a g e t r i 7 ?sense (op t ion) nega tive output vol t a g e 8 ?vout nega tive output vol t age 9 + v out positve output vol t a g e e 10 + sense (op t ion) positve output vol t a g e s e n s 11 nc ( o ptio n ) not co nne cted
ds_l36sa05010_02142007 13 part numbering system l 36 s a 050 10 n r f a type of product input voltage number of outputs product series output voltage output current on/off logic pin length option code l- 2 x 1.6 brick 18~75v s- single advanced 050-5.0v 10-10a n-negative p-positive r-0.170? ? f- rohs 6/6 (lead free) a-standard functions b-with sense model list model name input output eff @ 100% load l36sa3r315nrfa 18v~75v 2.1a 3.3v 15a 88% L36SA05010NRFA 18v~75v 1.9a 5v 10a 89% l36sa12004nrfa 18v~75v 1.9a 12v 4a 87.5% default remote on/off logic is negative and pin length is 0.170? for different remote on/off logic and pin length, please refer to part numbering system above or contact your local sales contact: www.delta.com.tw/dcdc usa: telephone: east coast: (888) 335 8201 west coast: (888) 335 8208 fax: (978) 656 3964 email: dcdc@delta-corp.com europe: telephone: +41 31 998 53 11 fax: +41 31 998 53 53 email: dcdc@delta-es.tw asia & the rest of world: telephone: +886 3 4526107 x6220 fax: +886 3 4513485 email: dcdc@delta.com.tw warranty delta offers a two (2) year limited warranty. complete warrant y 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 grante d 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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