www.recom-international.com ec 61 august 2002 econoline - dc/dc-converter rs series, 2 watt, sip8, regulated, isolated (single output) 2:1 wide range voltage input 1kvdc isolation efficiency to 83% ul 94v-0 package material 0.05% line regulation continuous short circiut protection with current foldback low noise features selection guide part number input rated output output current package vo ltage range voltage at full load style sip8 (vdc) (vdc) (ma) rs-0505 5-9 5 400 rs-0509 5-9 9 222 rs-0512 5-9 12 167 rs-0515 5-9 15 133 rs-1205 9-18 5 400 rs-1209 9-18 9 222 rs-1212 9-18 12 167 sip8 rs-1215 9-18 15 133 RS-2405 18-36 5 400 rs-2409 18-36 9 222 rs-2412 18-36 12 167 rs-2415 18-36 15 133 rs-4805 36-72 5 400 rs-4809 36-72 9 222 rs-4812 36-72 12 167 rs-4815 36-72 15 133 capacitance cin 5-9v, 9-18v & 18-36v input types 10?, 50v 36v -72v input types 10?, 100v cout 36v-72v input types 100?, 25v
ec 62 www.recom-international.com august 2002 all rs-xxxx types 10uf, 100v philips part no. 15162109 100uf, 25v philips part no. 13556101 pin 3 (ctrl) this pin provides an off function which puts the converter into a low power mode. when the pin is ?igh?the converter is off and when the pin is high ??the converter is on. there is no allowed low state for this pin. vo ltage to be applied via a limiting resistor with a recommended value of 1k for rs- 05xx; 3.3k for rs-12xx; rs-24xx and 10k for rs-48xx) pin 5 (ne) this pin is used internally and must have no external connection. pin 8 (cs) this pin provides a connection point to the main reservoir capacitor. additional capaci- tance can be added from this to pin 7. any low esr capacitor will improve ripple and noise in some measure. the benefit of this access point over simple additional output filter inductor. maximum values of external capacitance will be depend on the output voltage/loading of the converter and the desired ripple figure. starting values can be in the range of 100uf. econoline - dc/dc-converter rs series, 2 watt, sip8, regulated, isolated (single output) electrical specifications (measured at t a = 25?, at nominal input voltage and rated output current unless otherwise specified) input voltage range 2:1 output accuracy ?% typ. rated power 2 w max. isolation voltage 1kvdc ripple & noise (b/w = 20mhz) 50mv p-p max. line regulation ?.2% max. load regulation (10% to 100% load) ?,5% typ. switching frequency at full load 85khz min. short circuit protection continuous operating temperature range ?0? to +80? (see graph) storage temperature range ?0? to +125? efficiency up to 83% package style and pinning (mm) 12 5 3678 0.50 0.05 3.10min. 0.50 0.05 11.10 max. rs-0505 recom **** 2.54 typ. 3.20 typ. 0.25 0.05 2.0 0.50 9.20 max. 21.80 max. 2.54 2.54 1.0 +0.15/? recommended footprint details 8 pin sip package style control pin input current: 10ma v oltage set point accuracy with external input/output capacitors refer to typ. 1% recommended test circuit: max. ?% control pin (ctrl) input current, control voltage applied via 1k resistor, output voltage must typ. 3ma reduce to 0v: max. 6ma external capacitance although these converter will work without external capacitors, they are necessary in order to guarantee the full parametric per- formance over the full line load range. all parts have been tested and characterised using the following recommended values and test circuit. output power (watts) 2.0 1.5 0.5 1.0 100 50 0 -40 80 125 150 operating temperature ?c 0 safe operating area 0v d 2 v o external cap. + pin 7 c s pin 8 l 1 c 6 c 5 + pin connections pin # single description 1 gnd negative input 2 +vin positive input 3 ctrl control input (can be left open) 4 not fitted 5n en o exernal connection allowed 6+ v out positive output 7 ovout negative output 8c s optional external capacitor c in c out
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