RDF25 XPPOWER | Alldatasheet

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Technical content

1.00 (25.4) 2.00 (50.8) 1.73 (43.9) 0.02 (0.5) 0.45 (11.5) 0.10 (2.54) 0.20 (5.0) 0.17 (4.36) 0.30 (7.62) 0.30 (7.62) 0.32 (8.00) 0.10 (2.54) 0.10 (2.54) 0.69 (17.6) 2.00 (50.8) 1.00 (25.4) Heatsink Thermal Pad 0.10 (2.54) 0.40 (10.16) 0.40 (10.16) 0.24 (6.0) DIA 0.04 (1.0) DIA 0.04 (1.0) Top View Bottom View Optional Heatsink (-HK) RD F25 Series D C -D C C onverter xxx Series w w w .xppow er.com 1 Notes

  • Regulated Single Output
  • Covers all nominal inputs from 24 to 110 VDC for Railway Applications
  • Wide 10:1 Input Range
  • 3000 VDC Isolation
  • High Efficiency
  • EN50155 Certified for Railway Applications
  • EN50121-3-2 with External Components
  • Remote On/Off
  • Output Voltage Trim ±10%
  • Operating Temperature -40 °C to +100 °C
  • Full Power to +55 °C
  • 3 Year Warranty Dim ensions: RDF25:

25 Watts

M odels & Ratings M echanical Details Pin C onnections Pin Function 1 +Vin 2 -Vin

3 C ontrol

6 T rim

Input voltage O utput voltage O utput current Input current (1) M axim um capacitive load Efficiency M odel num ber N o load Full load 16-160 VD C 5 .0 V 5 000 m A 10 m A 413.36 m A 6800 µF 85 % RD F 2 5 7 2 S05 12 .0 V 2 080 m A 412 .7 0 m A 1000 µF 84% RD F 2 5 7 2 S12 15 .0 V 167 0 m A 409.31 m A 82 0 µF 85 % RD F 2 5 7 2 S15 2 4.0 V 1040 m A 407 .84 m A 47 0 µF 85 % RD F 2 5 7 2 S2 4 The RDF25 series provides an exceptional 10:1 input voltage of 16-160V DC covering all requirements of the railway standard EN50155. The product features a robust design tested to railway standards and includes a remote on /off function, output voltage trimming, protection against short circuit, undervoltage lockout, overtemperature, overload and overvoltage. 1. A ll dim ensions are in inches (m m ) Notes

w w w .xppow er.com 2 D C -D C C onverter Input O utput C haracteristic M inim um Typical M axim um U nits N otes & C onditions O utput Voltage 5 2 4 VD C See M odels and Ratings table O utput T rim ±10 % Initial Set A ccuracy ±1.0 % A t full load M inim um Load A N o m inim um load required Line Regulation ±0.2 % From m inim um to m axim um input at full load Load Regulation ±0.5 % From 0 to full load T ransient Response ±4 % deviation Recovery w ithin 1% in less than 5 00 µs for a 2 5 % load change. Ripple & N oise 100 m V pk-pk 2 0 M H z bandw idth. M easured using external 10 µF M LC C O vervoltage Protection 12 0 % Zener diode clam p O verload Protection 15 0 % Short C ircuit Protection C ontinuous trip & restart (hiccup m ode), w ith auto recovery M axim um C apacitive Load See M odels and Ratings table T em perature C oefficient 0.02 %/ ˚C C haracteristic M inim um Typical M axim um U nits N otes & C onditions Input Voltage Range 16 160 VD C 2 4 V, 37 .5 V, 48 V, 7 2 V, 96 V & 110 V nom inal inputs Input F ilter Internal Pi type Input Voltage Surge 17 6 VD C for 100 m s U ndervoltage Lockout O F F at 12 V, O N at 13.8 V Rem ote O n/O ff (Positive Logic) O N at 3.0 VD C to 12 .0 VD C or open circuit Positive logic reference to -Vin (pin 2 ) O F F at 0 VD C to 1.2 VD C or short pin 2 to pin 3 Standby M ode 3 m A W hen m odule inhibited G eneral C haracteristic M inim um Typical M axim um U nits N otes & C onditions Efficiency 85 % See M odels and Ratings table Isolation: Input to O utput 3000 VD C 60 s basic isolation Isolation Resistance 10 9 Ω A t 3 kVD C Isolation C apacitance 2 000 pF Sw itching Frequency 2 5 0 kH z Pow er D ensity 28 W /in 3 M ean Tim e Betw een Failure 2 30 khrs M IL-H D BK-2 17 F , +2 5 °C G B C ase M aterial C opper case w ith non-conductive plastic base, U L94V-0 rated Potting M aterial Epoxy U L94V-0 F ire Protection D esigned to m eet EN 45 5 45 -2 PC B Pin M aterial Tinned copper ø 1.0 m m brass, solder coated W eight 0.07 9 (36.0) lb (g) Standard 0.104 (47 .0) W ith heatsink

w w w .xppow er.com D C -D C C onverter EM C : Im m unity Phenom enon Standard Test Level C riteria N otes & C onditions Railw ay Equipm ent EN 5 012 1-3-2 Electrom agnetic com patibility for rolling stock apparatus ESD EN 5 012 1-3-2 ±8 kV air discharge, ±6 kV contact A Radiated EN 5 012 1-3-2 2 0 V/m A EF T/Burst EN 5 012 1-3-2 ±2 kV A W ith external capacitor Suggested parts are 100 µF /2 5 0 V electrolytic capacitors tw o in parallel e.g. Ruby-con BXF series Surge EN 5 012 1-3-2 ±2 kV A C onducted EN 5 012 1-3-2 10 V rm s A See application notes M agnetic F ields EN 61000-4-8 100 A /m A Safety A pprovals Safety Agency Safety Standard N otes & C onditions IEC IEC 60950-1/IEC 62368-1 ITE Safety Agency Safety Standard N otes & C onditions EN EN 50155 R ailw ay Applications, Electronic Equipm ent used on R olling Stock Environm ental C haracteristic M inim um Typical M axim um U nits N otes & C onditions O perating T em perature -40 +100 °C See derating curve M axim um C ase T em perature +105 °C O vertem perature Protection 115 °C Therm al Im pedance to A ir 9.5 °C /W W ithout heatsink

8.5 W ith heatsink

Storage T em perature -5 5 +12 5 °C A ltitude 5 000 m operation H um idity 95 % RH N on-condensing C ooling IEC /EN 60068-2 -1 D ry H eat IEC /EN 60068-2 -2 D am p H eat IEC /EN 60068-2 -30 Shock & Vibration IEC /EN 6137 3 EM C: Em issions Phenom enon Standard Test Level N otes & C onditions Railw ay Equipm ent EN 5 012 1-3-2 C onducted and Radiated

w w w .xppow er.com 20 March 19 D C -D C C onverter A pplication N otes Remote On/Off - Single Output -Vout 5 +Vout 4 2 -Vin

3 Ctrl

-Vout 5 +Vout 4 2 -Vin 1 +Vin Load 25% -40 -20 02 0 4 0 6 0 8 0 1 0 0 1 2 050 55 50% 75% 100% Amb ient Temperature (ºC) Wit h heat-sink Output Power (%) Wit hout heat-sink Output Voltage Trim -Vout 5 +Vout 4 Trim 6 Trim down Trim up Rd Ru Positive logic. M odule turns on w ith logic high. Logic low turns m odule off. O n/O ff is enabled by an external sw itch betw een the control pin 3 and -Vin pin 2 , e.g. open collector or drain. If the Rem ote O n/O ff is not used leave pin 3 floating. C 1 L1 2 .2 µF , 100 V 4.7 µH Trim D ow n % 5 V 12 V 15 V 24 V Rd (k Ω) 1 2 48.7 00 32 3.35 1 17 4.366 881.316 2 110.62 5 138.100 91.104 466.830 3 66.2 63 7 9.92 8 5 6.5 89 2 93.17 7 4 44.381 5 1.47 0 37 .7 06 197 .7 09 5 31.346 34.5 91 2 5 .7 96 137 .32 6 6 2 2 .695 2 3.418 17 .5 98 95 .690 7 16.5 34 15 .47 7 11.611 65 .2 43 8 11.92 4 9.5 42 7 .047 42 .009 9 8.345 4.939 3.45 3 2 3.696 10 5 .485 1.2 64 0.5 48 8.891 Trim U p% 5 V 12 V 15 V 24 V Ru (k Ω) 1 2 2 7 .338 367 .42 5 661.5 10 2 846.648 2 109.310 17 9.645 2 31.2 5 0 95 5 .2 30 3 68.5 96 113.62 3 134.015 5 42 .693 4 47 .97 2 7 9.92 9 91.042 362 .05 5 5 35 .5 10 5 9.489 66.818 2 60.681 6 2 7 .166 45 .7 67 5 1.2 7 0 195 .7 86 7 2 1.187 35 .919 40.445 15 0.682 8 16.694 2 8.5 08 32 .47 5 117 .5 14 9 13.193 2 2 .7 2 8 2 6.362 92 .097 10 10.389 18.094 2 1.5 2 4 7 1.999 N ot applicable for 2 4 V m odels (Electrolytic)