CF350-A12C 350 watt high density ac/dc power supply CF350-A12C.a01 page 1 of 4 technical enquiries email: toronto@murata-ps.com, tel: +1 (866) 740 1232 www.murata-ps.com features 350w compact high density active load current share universal ac input with power factor correction ruggedized u-channel construction rohs compliant includes oring diode for n+1 parallel operation international regulatory approvals description the CF350-A12C switching power supply utilizes advanced component and circuit technologies to deliver one of the industrys smallest 350 watt switchers. built to meet 1u height considerations, the u-frame package measures only 6.80 x 3.86 x 1.40. the CF350-A12C offers universal ac input (85-265vac) with active power factor correction (pfc) and compliance to worldwide safety and emc standards. selection guide model number power output main output standby output CF350-A12C 350w 12v 5v input characteristics parameter conditions min. typ. max. units input voltage operating range 85 264 vac input frequency 47 63 hz turn-on input voltage ramp up 83 vac turn-off input voltage ramp down 67 maximum rated input current 100vac 2.8 arms inrush current cold start at 25c, 220vac 60 apk power factor 230vac, full load 96 % 115vac, full load 99 output voltage characteristics output voltage parameter conditions min. typ. max. units 12v voltage set point accuracy 0.1% tolerance 12 vdc line regulation for vin (min) to vin (max) 0.4 % load regulation for load changes from zero to full load 1 % ripple voltage & noise 1 20mhz bandwidth 130 mv p-p output current 0 29 a peak current 31 5vsb voltage set point accuracy 5 vdc line regulation for vin (min) to vin (max) 0.4 % load regulation 2 % output current 0 5 ma peak current 5 ma ripple voltage & noise 1 20mhz bandwidth 110 mv p-p output characteristics parameter conditions min. typ. max. units remote sense 12v output: compensates for voltage drops of up to 0.5v between the power supply to the load. outputs are internally sensed at output connector if remote sense lines are opened. ef?ciency 230vac, full load 87 % 115vac, full load 83 start-up delay output voltage at 90% 2.0 s rise time 30 ms transient load response for load change of 25% to 75%, at slew rate of 1a/s, recovery time less than 2ms 5 % current sharing accuracy single wire current share in a n+1 parallel redundant con?guration with or-ng diodes included in the psu 10 % hot swap available hold-up time 110vac, full load 16 ms overshoot and undershoot voltage change at turn-on and turn-off 1 % 1 ripple and noise are measured with 10 f, in parallel with 0.1 f ceramic capacitors.
technical enquiries email: toronto@murata-ps.com, tel: +1 (866) 740 1232 www.murata-ps.com CF350-A12C 350 watt high density ac/dc power supply CF350-A12C.a01 page 2 of 4 general characteristics parameter conditions min. typ. max. units storage temperature range non-condensing -25 85 c operating temperature range derating linearly to 70c with 50% derating -5 50 temperature coef?cient 0.02%/c 0 70 cooling 150w free convection cooling (base plate cooling). 350w forced air cooling (250 lfm min.) operating humidity non-condensing 5 95 % storage humidity non-condensing 5 90 altitude operating 10,000 ft. non- operating 40,000 ft. vibration three orthoganol axes at 1octave/min, 5 min dwell at four major resonances at 0.75g peak, 5hz to 500hz mtbf calculated per bellcore 332, issue 6 specif- cation at ta=30c 300 khrs safety approvals ul 60950, csa c22.2-234, level 3, en-60950, class 1, selv ce-mark input fuse power supply has internal line fuse: iec type 6.3a 250vac slo blow switching frequency 85 90 khz weight 720g max (27oz) protection characteristics parameter conditions min. typ. max. units over temperature shutdown due to excessive internal temperature 95 5c automatic recovery. over voltage outputs shut down at 125% of nominal (latched shut-down) ac input must recycle to re-start. over current 12v output: 110 to 130% of imax, constant current limit; automatic recovery. long-term fail condistion shall not cause damage to psu. isolation characteristics parameter conditions min. typ. max. units insulation safety rating / test voltage input to output - reinforced 3000 vrms input to chassis - basic 1500 vrms isolation output to chassis 100 vdc material flammability ul 94v-0 grounding output rtns not connected to chassis gnd. 12v rtn and 5v rtn shorted. control signals status description inhibit active low, all output shut down. power ok (dc fail) open collector active low when any of the outputs drop below 10% of its nominal value.
technical enquiries email: toronto@murata-ps.com, tel: +1 (866) 740 1232 www.murata-ps.com CF350-A12C 350 watt high density ac/dc power supply CF350-A12C.a01 page 3 of 4 output connector and signal specification pin j1 : molex 26-48-1055 pin j3 : hirose df11-10dp-2dsa 1 chassis 1 12v ishare 3 neutral 2 12v +rs 5 phase 3 12v -rs 4 dc fail active low pin j2 : molex 26-48-1025 5 return 1 vsb rtn 6 +5v standby 2 vsb 7 none 8 inhibit pin v1 9 dc fail active high v1+ +dc output 10 none v1- -dc output emissions and immunity characteristic description criteria harmonics iec/en 61000-3-2 voltage fluctuation and flicker iec/en 61000-3-3 emission conducted fcc / en55022 (cispr 22) class b, 6 db margin C with an external line ?lter type 03ss-p-q by high lan or equivalent esd iec/en 61000-4-2 4kv contact discharge, performance criteria b 8kv operational air discharge, performance criteria b. electromagnetic field iec/en 61000-4-3 electrical fast transients/burst iec/en 61000-4-4 1kv for ac power port, 0.5kv for dc power i/o and signals port, performance criteria b surge iec/en 61000-4-5 1kv differential mode and 2kv common mode rf conducted immunity iec/en 61000-4-6 3 vac, 80% am, 0.08-1khz, performance criteria a magnetic immunity iec/en 61000-4-8 3 a/m at 50hz, performance criteria a voltage dips, interruptions iec/en 61000-4-11 20% reduction for 10ms - criteria b, 60% for 100ms - criteria c, 90% reduction for 5000ms - criteria c.
technical enquiries email: toronto@murata-ps.com, tel: +1 (866) 740 1232 www.murata-ps.com CF350-A12C 350 watt high density ac/dc power supply CF350-A12C.a01 page 4 of 4 mechanical dimensions dimensions: 173mm x 98mm x 36.6mm (6.8 x 3.85 x 1.44) mating connectors connector housing crimp terminal j1 molex 09-50-3051 (1x) molex 08-52-0113 (3x) j2 molex 09-50-3021 (1x) molex 08-52-0113 (3x) j3 hirose df11-10ds-2c (1x) hirose df11-2428sc (10x) v1 #10 power ring lug (2x) airflow direction of 35.56 [1.4"] 6-32unc 2b, mounting holes (4 places) 28.76 [1.13"] [6.26"] 159.10 4.75mm insertion depth molex 26-48-1055 ac input molex 26-48-1025 hirose df11-10dp-2dsa v1 adj 159.10 3 1 0 5 j1 ~ 28.76 [1.13"] [6.26"] 4.75 insertion depth 6-32unc 2b 4 places mounting holes 10-32unf studs 4 places [.51"] 13.00 [.70"] 17.95 ring #10 9 v2 (option) j2 2 j3 2 10 1 (+) v1 1 (-) 22.90 [.9"] [1.38"] 17.27 [.68'] 5.08 [.2"] 98.04 [3.86"] 63.50 [2.5"] 172.70 [6.8"] bottom view [6.4"] 162.56 mounting surface 35.00 36.57 [1.44"] max. components height 09/07/08 murata power solutions, inc. makes no representation that the use of its products in the circuits described herein, or the use of other technical information contained herein, will not infringe upon existing or future patent rights. the descriptions contained her ein do not imply the granting of licenses to make, use, or sell equipment constructed in accordance therewith. speci?cations are subject to chan ge without notice. ? 2008 murata power solutions, inc. usa: mans?eld (ma), tel: (508) 339-3000, email: sales@murata-ps.com canada: toronto, tel: (866) 740-1232, email: toronto@murata-ps.com uk: milton keynes, tel: +44 (0)1908 615232, email: mk@murata-ps.com france: montigny le bretonneux, tel: +33 (0)1 34 60 01 01, email: france@murata-ps.com germany: mnchen, tel: +49 (0)89-544334-0, email: munich@murata-ps.com japan: tokyo, tel: 3-3779-1031, email: sales_tokyo@murata-ps.com osaka, tel: 6-6354-2025, email: sales_osaka@murata-ps.com china: shanghai, tel: +86 215 027 3678, email: shanghai@murata-ps.com guangzhou, tel: +86 208 221 8066, email: guangzhou@murata-ps.com singapore: parkway centre, tel: +65 6348 9096, email: singapore@murata-ps.com murata power solutions, inc. 11 cabot boulevard, mans?eld, ma 02048-1151 u.s.a. tel: (508) 339-3000 (800) 233-2765 fax: (508) 339-6356 www.murata-ps.com email: sales@murata-ps.com iso 9001 registered
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