3 watt single output 30mw max of no load power consumption high efficiency up to 80% isolated output 3kvac / 1 min short circuit protection overvoltage protection meet en55022 and fcc class b built-in fusible resistor features regulated converters selection guide part output max. total ripple & max. number voltage current regulation(1) noise(2) efficiency capacitive (vdc) (lo, max) (typ.) load rac03-3.3sc/277 3.3 900ma 6% 200mv 71% 47000f rac03-05sc/277 5 600ma 6% 150mv 76% 15000f rac03-12sc/277 12 250ma 6% 150mv 78% 2200f rac03-24sc/277 24 125ma 6% 150mv 80% 390f input voltage range 85-305vac or 120-430vdc input frequency 47-440hz input current (full load) 115vac/230vac 70ma / 45ma typ. inrush current 115vac/230vac 15a/30a max. no load power consumption 85-305vac / 47-440hz 30mw max. output voltage (vout nom.) 3.3v-24v output voltage tolerance 6% max. minimum load 2% line voltage regulation ll-hl at full load 1% typ. / 1.5% max. load voltage regulation 2-100% load see selection guide overcurrent limit 116% - 156% switching frequency at full load 45khz typ. isolation voltage input-output 3kvac / 1 minute leakage current 85-305vac / 47-440hz 10ua max. isolation resistance 1g min short circuit protection continuous, auto restart over-voltage protection zener clamp, set at 4.4v-5.0v for 3.3v and others 112-140% of its nominal output voltage operating temperature range natural convection, without derating -25c ~ +75c natural air convection, with derating -25c ~ +85c storage temperature range -40c ~ +85c case material ul94v-0 black plastic potting material silicon relative humidity 95% rh max. package weight 28g package quantity 12 pcs mtbf ta = 25c > 1000x103 hours (using mil-hdbk217f) ta = 75c > 100x103 hours physical dimension (lxwxh) 38.25 x 24.35 x 17.40 mm emi en55022, class b safety standard en general safety en-60950-1 ul general safety ul-60950-1 derating graph (ambient temperature) specifications (measured at ta 25c, full load after warm-up) powerline ac/dc-converter with 3 year warranty en-60950-1 (pending) ul-60950-1 (pending) rac03-sc/277 (
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pa-8 rev:1/2012 www.recom-electronic.com
www.recom-international.com pa-9 rev:1/2012 rac03-xxsc/277 series powerline ac/dc-converter package style and pinning rac03/277 notes: 1. ?total regulation? is the output voltage tolerance which includes initial voltage precise, thermal drift, line regulation and load regula- tion at rated input voltage and load condition. 2. ?ripple & noise? is maximum peak-to-peak voltage value mea- sured at output within 20mhz bandwidth at rated line voltage and output load ranges, and with a 47 f low-esr electrolytic capaci- tor in parallel with a 0.1 f ceramic capacitor across the output. specifications (measured at ta 25c, full load after warm-up) #$ % & '
pin connections pin # single out 1 vac in (l) 3 vac in (n) 13 nc 14 -vdc out 16 +vdc out tolerance 0.5mm unless otherwise specified
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