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| input voltage range 10% output voltage accuracy -1% typ., 5% max. line voltage regulation (low line to high line at max. load) 1.2% typ., 1.5% max. load voltage regulation (10% to 100% full load) 10% typ., 15% max. output ripple and noise (20mhz bw limited) 50mvp-p typ., 100mvp-p max. operating frequency (vin=nominal input) 20khz min. / 50khz typ. / 90khz max. efficiency see selection guide minimum load = 0% specifications valid for 10% minimum load only isolation voltage (tested for 1 minute) 3000 vdc (tested for 1 second) 3750 vdc isolation voltage h-suffix (tested for 1 minute) 4000 vdc h-suffix (tested for 1 second) 5000 vdc isolation capacitance 4pf typ., 10pf max. isolation resistance (viso=500v) 15g min. short-circuit protection continuous operating temperature range -40c to +100c storage temperature -55c to +125c reflow temperature rohs compliant 245c (30 sec.), peak 255c (5sec.) max. vapour phase process (for more details see application notes) 230c (90 sec.) max. relative humidity 95% rh package weight 1.3g packing quantity all types 27 pcs per tube all types 500 pcs per reel mtbf (+25c) using mil-hdbk 217f 4780 x 103 hours mtbf (+85c) using mil-hdbk 217f 1310 x 103 hours certifications en medical safety report: mdd1112018 + rm1112018 iec/en 60601-1 3rd edition medical report + iso14971 risk assessment en general safety en60950-1, 2nd edition notes note 1: maximum capacitive load is defined as the capacitive load tha will allow start up in under 1 second without damage to the converter. } detailed information see application notes chapter "mtbf" derating-graph (ambient temperature) www.recom-electronic.com rev: 0/2013 selection guide part isolation input output output capacitive number voltage voltage voltage current efficiency load smd (kv) (vdc) (vdc) (ma) (typ.) (max.) ram-0505s* 3 5 5 200 78% 1000f RAM-1205S* 3 12 5 200 80% 1000f ram-2405s* 3 24 5 200 80% 1000f * add suffix ?/h? for isolation 4kvdc/1min. e.g. ram-0505s/h * add suffix ?-r? for tape&reel packing e.g. RAM-1205S-r or ram-2405s/h-r specifications ( measured at t a = 25c, nominal input voltage and rated output current unless otherwise specified 1 watt smd single output 1:1 input range efficiency up to 80% 3kvdc and 4kvdc isolation option approved for medical applications -40c to +100c operating temperature range continuous short circuit protection features unregulated converters en-60601-1 certified en-60950-1 certified ram econoline dc/dc-converter refer to application notes ! e-60 rohs 2011/65/eu 6/6 www.recom-international.com rev:0/2013 ram series econoline dc/dc-converter 4 + +5 4 + +5%&' *+ # $%&' # $ ) * *+ ram-xx05s typical characteristics 1 1 ,) ( 1 2 ,* &' 2 5+*&'& ram tolerance envelope package style and pinning " '* 3 + $ 3"& 4"($5 +#0 0 pin connections pin # function 1 +vin 2 -vin 12 -vout 13 +vout 14~17 nc 27,28 nc nc = no connection unit: mm tolerance: 0.25 mm 8 .9%:,# @)# # # @)# emc filtering - suggestion for en55022 class b input inductance/ voltage capacitance (c1) 5v 10f 12v 4.7f 24v 22f e-61 |
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