cui .com date 03/20/2013 page 1 of 6 series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 1 of 6 features ? up to 500 ma current output ? operating temperature range (-40~85c) ? pin comparable to lm78 linear regulators ? wider input range ? suited for negative output applications ? low ripple and noise ? efficiency up to 96% part number key model input voltage output voltage output current output power ripple and noise 1 effciency typ (vdc) range (vdc) (vdc) max (ma) max (w) max (mvp-p) typ (%) P7805-Q12-S1R5-S 12 12 4.75~28 4.75~25 1.5 -1.5 500 -400 0.75 0.6 30 35 77 66 p7805-q12-s1r8-s 12 12 4.75~28 4.75~25 1.8 -1.8 500 -400 0.90 0.72 30 35 81 70 p7805-q12-s2-2 12 12 4.75~28 4.75~25 2.5 -2.5 500 -400 1.25 1.0 30 35 87 73 p7805-q24-s3-s 24 12 4.75~28 4.75~25 3.3 -3.3 500 -400 1.65 1.32 30 35 91 78 p7805-q24-s5-s 24 12 6.5~32 6.5~27 5.0 -5.0 500 -400 2.5 2 30 35 94 83 p7805-q24-s6-s 24 12 8~32 6.5~25 6.5 -6.5 500 -300 3.25 1.95 30 35 94 84 p7805-q24-s9-s 24 12 11~32 7.0~23 9.0 -9.0 500 -200 4.5 1.8 30 35 95 86 p7805-q24-s12-s 24 12 15~32 7.0~20 12 -12 500 -200 6.0 2.4 30 35 95 87 p7805-q24-s15-s 24 12 18~32 7~17 15 -15 500 -200 7.5 3.0 30 35 96 87 notes: 1. ripple and noise are measured at 20 mhz bw p7805 - q xx - s xx - s input voltage base number output voltage packaging style sip http://www..net/ datasheet pdf - http://www..net/
cui .com cui inc series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 2 of 6 input parameter conditions/description min typ max units operating input voltage -1.5, -1.8, -2.5, -3.3 v output 1.5, 1.8, 2.5, v output 3.3 v output -5.0 v output 5.0 v output -6.5 v output 6.5 v output -9.0 v output 9.0 v output -12 v output 12 v output -15 v output 15 v output 4.75 4.75 4.75 6.5 6.5 6.5 8 7 11 7 15 7 18 12 12 24 12 24 12 24 12 24 12 24 12 24 25 28 28 27 32 25 32 23 32 20 32 17 32 vdc vdc vdc vdc vdc vdc vdc vdc vdc vdc vdc vdc vdc no-load input power input voltage range 0.12 0.256 w reverse polarity input forbidden flter capacitance flter (1 f) output parameter conditions/description min typ max units line regulation input voltage range 0.2 0.4 % load regulation from 10% to 100% load 0.4 0.6 % voltage accuracy 100% load, input voltage range 2 3 % switching frequency 100% load, input voltage range 280 330 450 khz temperature coeffcient -40c ~ 85c 0.02 %/c protections parameter conditions/description min typ max units short circuit protection continuous, automatic recovery short circuit input power input voltage range 0.5 1.8 w over temperature protection internal ic junction 150 c safety and compliance parameter conditions/description min typ max units conducted emissions cispr22/en55022 class b (external circuit required, see fgure 1-b) radiated emissions cispr22/en55022 class b (external circuit required, see fgure 1-b) esd iec/en 61000-4-2 class b, contact 4kv radiated immunity iec/en 61000-4-3 class a, 10v/m eft/burst iec/en 61000-4-4 class b, 2kv (external circuit required, see figure 1-a) surge iec/en 61000-4-5 class b, 2kv (external circuit required, see figure 1-a) conducted immunity iec/en 61000-4-6 class a, 3 vr.ms voltage dips & interruptions iec/en 61000-4-29 class b, 0%-70% mtbf mil-hdbk-217f@25c 2,000,000 hours rohs compliant yes http://www..net/ datasheet pdf - http://www..net/
cui .com cui inc series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 3 of 6 > @ @ @ > @ > @ > @ > @ > @ > @ > > > @ front view bottom view top view pcb layout grid size: 2.54mm x 2.54mm mechanical parameter conditions/description min typ max units dimensions 11.60 x 7.50 x 10.20 (0.457 x 0.295 x 0.402 inch) mm case material plastic (ul94-v0) weight 2.0 g mechanical drawing pin connections pin positive output negative output 1 +vin +vin 2 gnd -vout 3 +vout gnd units: mm [inches] tolerance: 0.25 [0.010] pin section tolerance: 0.10 mm [0.004] 10 sec. max. wa ve soldering time 4 sec. max. pe ak t emp. 260c max. time (sec.) t emper ature (c) 250 200 150 100 50 0 solderability parameter conditions/description min typ max units hand soldering 1.5mm from case for 10 seconds 300 c wave soldering see wave soldering profle 260 c environmental parameter conditions/description min typ max units operating temperature see derating curve -40 85 c storage temperature -55 125 c case temperature operating temperature curve range 100 c storage humidity non-condensing 95 % http://www..net/ datasheet pdf - http://www..net/
cui .com cui inc series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 4 of 6 fu eu t 1 2 3 ld m2 c0 tv s ld m1 mo v se c3 vi n gn d + c2 vo ut gn d c1 (a) (b) derating curves 100 80 60 40 20 oper ating t emper ature (c) output po wer (%) -40- 20 02 04 06 0 85 100 sa fe operating area 71 recommended external circuit components fuse choose according to practical input current mov 10d560 ldm1 82h tvs smcj36a c0 120f/50v c3 4.7f/50v temperature derating curve figure 1 test configuration note: to reduce ripple, it is recommended to add a lc flter in output port. (l: recommended parameter 10h ~ 47 h) emc reccomended circuit effeciency and output voltage ripple test start-up and load transient response test sc op e ce ra mi c 3( 2) +v in gn d vo ut c2 c1 25 .4 mm 1 2 .5 4m m dc/d c co nv er te r 2( 3) 25 .4 mm 12 .7 mm 1f 10 f ta nt al um co pp er st ri p co pp er st ri p l o a d 3(2) +v in gn d vo ut c2 c1 50 .8 mm 1 2. 5 4 mm dc/d c co nv er te r 2 sc ope co pp er st ri p lo ad co pp er st ri p (3 ) output ripple reduction 3( 2) +v in gn d vo ut 1 dc /dc co nver te r c1 22 f 2( 3) c2 l oa d l http://www..net/ datasheet pdf - http://www..net/
cui .com cui inc series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 5 of 6 1 3 2 +v in gn d -v ou t c2 gn d 1 2 3 +v out c1 c3 c4 ld m part number c1, c3 (ceramic capacitor) c2, c4 (ceramic capacitor) p7805-q24-s1r5-s 10f/50v 10f/6.3v p7805-q24-s1r8-s 10f/50v 10f/6.3v p7805-q24-s2-s 10f/50v 10f/6.3v p7805-q24-s3-s 10f/50v 10f/6.3v p7805-q24-s5-s 10f/50v 10f/10v p7805-q24-s6-s 10f/50v 10f/16v p7805-q24-s9-s 10f/50v 10f/16v p7805-q24-s12-s 10f/50v 10f/25v p7805-q24-s15-s 10f/50v 10f/25v external capacitor table typical application circuit positive output application circuit negative output application circuit positive and negative output paralleling application circuit +v in gn d gn d 1 2 3 +v out c1 c2 +v in gn d gn d 1 2 3 -v ou t c1 c2 note: 1. when the products used as negative output and the input-voltage under (vin-min+2v), c1 and c2 must be added in the circuit, and they should be placed as near as the products' footprints. others apply to the application-environment. 2. the capacitance of c1, c2, see external circuit table, can be increased if required, and tantalum or low esr electrolytic capacitors ma y also suffce. 3. when the products used as the circuit like fgure 4, an inductor named as ldm up to 10h is recommended in the circuit to reduce the mutual interference. 4. for models 3.3 v out , if the input voltage of the model's negative output is less than 4.85 v, a dummy load of not less than 5 ma needs to be added to the output. 5. cannot use in parallel for output and hot swap for input. note: 1. max. capacitive load tested at input voltage range and full load. 2. all specifcations measured at: ta=25c, humidity<75%, nominal input voltage and rated output load, unless otherwise specifed. figure 2 figure 4 figure 3 http://www..net/ datasheet pdf - http://www..net/
cui inc series : p7805-s description: non-isolated switching regulator date 03/20/2013 page 6 of 6 cui offers a two (2) year limited warranty. complete warranty information is listed on our website. cui reserves the right to make changes to the product at any time without notice. information provided by cui is believed to be accurate and reliable. however, no responsibility is assumed by cui for its use, nor for any infringements of patents or other rights of third parties which may result from its use. cui products are not authorized or warranted for use as critical components in equipment that requires an extremely high level of reliability. a critical component is any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. headquarters 20050 sw 112th ave. tualatin, or 97062 800.275.4899 fax 503.612.2383 cui .com techsupport@cui.com rev. description date 1.0 initial release 03/20/2013 the revision history provided is for informational purposes only and is believed to be accurate. revision history http://www..net/ datasheet pdf - http://www..net/
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