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e-28 www.recom-power.com rev: 0/2014 derating-graph (ambient temperature) selection guide part isolation input output output capacitive number voltage voltage voltage current efficiency load smd (kvdc) (vdc) (vdc) (ma) (typ.) (max.) r1s**-3.305/e* 1 3.3 5 200 81% 2200f r1s**-0505/e* 1 5 5 200 81% 2200f r1s**-1205/e* 1 12 5 200 82% 2200f r1s**-2405/e* 1 24 5 200 80% 2200f ** without marking denotes 5 pins out of 8 fitted (includes /h option) - e.g. r1s-3.305/eh ** with marking ?8? denotes 8 pins out of 8 fitted (/h option not available) - e.g. r1s8-3.305/e * add suffix ?/h? for 2kvdc isolation voltage - e.g. r1s-3.305/eh * add suffix ?/p? for continuous short protection - e.g. r1s-3.305/ehp, r1s8-3.305/ep * add suffix ?-r? for tape & reel packing - e.g. r1s-3.305/ehp-r, r1s8-3.305/e-r specifications ( measured at t a = 25c, nominal input voltage, full load and after warm-up) input voltage range 10% output voltage accuracy 3.3v, 5v, 12v, 24v 5% max. line voltage regulation 3.3v, 5v, 12v, 24v 1.2% max. (low line to high line at full load) load voltage regulation load deviation 10% to 100% 15% max. output ripple and noise (20mhz bw) 50mvp-p typ., 100mvp-p max. operating frequency (vin=nominal input) 20khz min. / 90khz max. efficiency see selection guide minimum load = 0% specifications valid for 10% minimum load only isolation voltage (tested for 1 second) 1000 vdc (rated for 1 minute***) 500vac / 60hz h-suffix (tested for 1 second) 2000 vdc h-suffix (rated for 1 minute***) 1000vac / 60hz isolation capacitance 75pf max. isolation resistance (viso=500v) 10g min. short-circuit protection 1 second 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 (r1s8/xx05/e = 1.1g) 1.0g packing quantity 40 pcs per tube 500 pcs per reel mtbf (+25c) using mil-hdbk 217f 3459 x 103 hours mtbf (+100c) using mil-hdbk 217f 756 x 103 hours note: detailed information see application notes chapter ?mtbf? 1 watt smd single output efficiency 82% full load 1:1 input range 1kvdc and 2kvdc isolation option en pending & ul certified -40c to +100c operating temperature range 1w smd package features unregulated converters en-60950-1 (pending) ul-60950-1 certified r1s/e econoline dc/dc-converter with 3 year warranty refer to application notes

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description the r1s/e series is an unregulated dc/dc converter in fully encapsulated smd package style. this series has been designed to offer exeptionally high efficiency at low loads and an extended operating temperature range. uses include battery powered supplies, green energy applications and general isolating/converting dc power where board space and high efficiency is a premium. rohs 2011/65/eu 6/6 ***any data referred to in this datasheet are of indivative nature and based on our practical experience only. for further deta ils, please refer to our application notes.
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r1s/e tolerance envelope package style and pinning pin connections function function pin # 5 pins 8 pins 1 -vin -vin 2 +vin +vin 4 -vout -vout 5 +vout +vout 3,6,7 na nc 8ncnc nc = no internal connection na = no available connection unit: mm tolerance: 0.25 mm 3 4 5
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< 6"& 7"($8 !"#$ 8 pins: 5 pins: the product information and specifications are subject to change without prior notice. all products are designed for non-safety critical commercial and industrial applications. the buyer agrees to implement safeguards that anticipate the consequences of any failures that might cause harm, loss of life a nd/or damage property.

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