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powerline+ dc/dc-converter rpp20-w www.recom-international.com pp-5 rev:2/2009 ul-60950-1 pending refer to application notes rpp20-2405sw derating graphs are valid only for the shown part number. please contact technical support for more information: info@recom-development.at 20 watt single & dual output up to 97c ambient, no derating 120c maximum case temperature -45c minimum operatingtemperature built-in fcc/en55022 class b filter 4:1 wide input voltage range six sided shielded enclosure compact 40.6x25.4x11.7mm package efficiency to >89% 2kvdc isolation fully protected low quiescent current features ice technology* selection guide 24v and 48v 4:1 input types part number input output output input (1) efficiency (2) max (3) range voltage current current operating vdc vdc ma ma temp rpp20-243.3sw 9-36 3.3 6000 59/955 87.2% 93c rpp20-2405sw 9-36 5 4000 65/946 88.1% 95c rpp20-2412sw 9-36 12 1666 23/946 88.1% 95c rpp20-2415sw 9-36 15 1333 25/931 89.5% 97c rpp20-483.3sw 18-75 3.3 6000 28/465 89.6% 97c rpp20-4805sw 18-75 5 4000 33/465 89.6% 97c rpp20-4812sw 18-75 12 1666 13/470 88.6% 96c rpp20-4815sw 18-75 15 1333 12/466 89.3% 97c rpp20-2405dw 9-36 5 2000 23/946 88.1% 95c rpp20-2412dw 9-36 12 833 28/930 89.6% 97c rpp20-2415dw 9-36 15 666 24/946 88.0% 95c rpp20-4805dw 18-75 5 2000 13/470 88.6% 96c rpp20-4812dw 18-75 12 833 16/472 88.2% 95c rpp20-4815dw 18-75 15 666 13/466 89.4% 97c description the rpp20-w series 4:1 input range dc/dc converters are ideal for high end industrial applications and cots military applications where a high ambient operating temperature converter is required. although the case size is compact, the converter contains a built-in en55022 class b / fcc level b emc filter without the need for any external components. derating graph (ambient temperature) * ice technology ice (innovation in converter excellence) uses state-of-the-art techniques to minimise internal power dissipation and to increase the internal temperature limits to extend the ambient operating temperature range to the maximum. refer to end of section for more details.
pp-6 www.recom-electronic.com rev: 2/2009 rpp20-w specifications (typical at nominal input and 25c unless otherwise noted) input voltage range 24v nominal input 9-36vdc 48v nominal input 18-75vdc under voltage lockout 24v input dc-dc on (min.) 8.5vdc dc-dc off (max.) 8vdc 48v input dc-dc on (min.) 17.5vdc dc-dc off (max.) 17vdc input filter common mode emc filter input voltage variation dv/dt (complies with ets300 132 part 4.4) 5v/ms max input surge voltage (100 ms max.) 24v input 50vdc 48v input 100vdc input reflected ripple nominal vin and full load 20map-p start up time nominal vin and constant resistor load 2ms typ., 5ms max. remote on/off (4) dc-dc on open or 3.0v < vr < 5.5v dc-dc off short or 0v < vr < 1.2v remote off input current nominal input 2ma typ. output power 20w max. output voltage accuracy 50% load and nominal vin 1.5% voltage adjustability single output only 5% minimum load 0% line regulation low line, high line at full load 0.3% load regulation 10% to 100% full load 0.5% cross regulation (10% <> 100% load) dual outputs only 3% typ. / 5% max. ripple and noise (20mhz bandwith limited) 3.3v 100mvp-p typ. (measured with 1f capacitor across outputs) all others 40mv-75mvp-p typ. temperature coefficient 0.04%/c max. transient response 25% load step change 800s over load protection % of full load at nominal vin 120% typ. short circuit protection current limit, automatic recovery output over voltage protection (refer to block diagram in application notes) converter shutdown if vout > vout nominal + 20% isolation voltage rated at 1600vdc/1 minute, flash tested at 2000vdc/1 second isolation resistance 10m min. isolation capacitance (refer to block diagram in application notes) 1500pf max. operating frequency 260khz 40khz operating temperature range ambient, free convection -45c to +97c (without derating) -45c to +105c (with derating) maximum case temperature +120c storage temperature range -55c to +125c over temperature protection (refer to block diagram in application notes) internal thermistor thermal impedance vertical 7.5c/watt (natural convection) horizontal 11.5c/watt relative humidity 5% to 95% rh case material (7) aluminium potting material silicone (ul94-v0) weight 26g dimensions 1.6? x 1? x 0.48? (40.6 x 25.4 x 11.7mm) powerline+ dc/dc-converter rpp20-s_dw series
rpp20-w www.recom-international.com pp-7 rev:2/2009 specifications (typical at nominal input and 25c unless otherwise noted) powerline+ dc/dc-converter rpp20-s_dw series notes : recommended pcb layout ! ! single output dual output safety standards ul-60950-1 pending thermal cycling complies with mil-std-810f vibration 10-55hz, 12g, 30 min. along x, y and z conducted emissions en55022 class b radiated emissions en55022 class b esd en61000-4-2 perf. criteria b radiated immunity en61000-4-3 perf. criteria a fast transient (5) en61000-4-4 perf. criteria b surge (5) en61000-4-5 perf. criteria b conducted immunity en61000-4-6 perf. criteria a mtbf calculated according to bellcore tr-nwt-000332 (6) 2195 x 10 3 hours 1. typical values at nominal input voltage and no load/full load. 2. typical values at nominal input voltage and full load. 3. typical values at nominal input voltage and full load in vertical orientation and with eurocard-sized pcb ground planes to a ssist in heat dissipation. for horizontal orientation, reduce the maximum temperatures by 10c. 4. the on/off control function can be positive or negative logic. the pin voltage is referenced to negative input. positive logic on/off is standard, no suffix (ex. rpp20-2405sw) negative logic on/off option has suffix /n (ex. rpp20-2405sw/n) 5. requires an external 100f/100v low esr capacitor to meet en61000-4-4 and en61000-4-5 6. case l: 50% stress, temperature at 50c (ground benign). 7. to ensure a good all-round electrical contact, the baseplate is pressed firmly into place within the aluminium housing.the hydraulic press can leave tooling marks and deformations to both the housing and baseplate. the case is anodised aluminium, so there will be natural vari ations in the case colour and the aluminium is not scratch resistant. any resultant marks, scratches and colour varations are cosmetic only and do not affect the operation or performance of the converters. input fuse is recommended, but optional. recommended fuse rating = double maximum input current, time delay type. input capacitor, c1, is required to meet en61000 surge and fast transient, otherwise it is not required for normal operation. output capacitors c2/c3 are recommended, but not required for normal operation. typical capacitor values are 1f/100v mlcc to ensure optimum thermal performance, use large areas of copper on the pcb to assist with heat dissipation and mount the conve rter vertically.
pp-8 www.recom-electronic.com rev: 2/2009 rpp20-w powerline+ dc/dc-converter rpp20-s_dw series package style and pinning (mm) % $% $ +
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