PSA3E6-2 POWER-ONE | Alldatasheet

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Technical content

268 www.power-one.ch Edition 5/05.2001 PSA, PSR Series 1...6 A Switching Regulators Input voltage up to 144 V DC Single output of 3.3...48 V DC No input to output isolation Selection chart Output Input voltage Rated power Efficiency Type Options U o nom Io nom U i Po tot htyp [V DC] [A] [V DC] [W] [%] 5 2 8...80 10 74 PSR 52-7 Y 5 3 8...80 15 79 PSR 53-7 -9, i, P, R, Y 5 4 7...40 20 83 PSR 54-7 -9, i, P, R, Y 5 5 7...35 25 83 PSA 55-7 -9, i, P, R, Y 12 3 15...40 36 89 PSA 123-2 iRY-Package 15 3 19...40 45 90 PSA 153-2 iRY-Package 24 2 29...80 48 92 PSR 242-7 -9, i, P, R, Y 36 2 42...80 72 94 PSR 362-7 -9, i, P, R, Y 48 1 58...144 48 95 PSA 481-7iR -9, P, Y

  • Efficiency up to 95%
  • Low input-output differential voltage
  • No derating over temperature
  • Board or chassis mountable

269www.power-one.ch Edition 5/05.2001 Chassis Mountable PSA, PSR Series Input Input voltage refer to selection chart No load input current ≤50 mA Output Efficiency U i nom, Io nom up to 95% Output voltage setting accuracyU i nom, Io nom ±0.6% U o nom Output voltage switching noise IEC/EN 61204, total typ. 0.3% Minimum load not required 0 A Current limitation rectangular U/I characteristic typ. 110% Io nom Operation in parallel by current limitation Protection Input reverse polarity with external fuse Input undervoltage lockout typ. 80% U i min Input transient protection suppressor diode Output no-load, overload and short circuit proof Output overvoltage suppressor diode typ. 150% U o nom Safety Approvals EN 60950, UL 1950, CSA C22.2 No. 950 Protection degree IP 20/40 Electric strength test voltage I/case and O/case 500/750/1500 V DC EMC Electrostatic discharge IEC/EN 61000-4-2 Electromagnetic field IEC/EN 61000-4-3 Electr. fast transients/bursts IEC/EN 61000-4-4 Surge IEC/EN 61000-4-5 Conducted disturbances IEC/EN 61000-4-6 Electromagnetic emissions CISPR 22/EN 55022

270 www.power-one.ch Edition 5/05.2001 PSA, PSR Series 1...6 A Switching Regulators Environmental Operating ambient temperature -2, U i nom, Io nom, convection cooled –10...50 °C Operating case temperature TC -2, U i nom, Io nom –10...80°C Storage temperature -2, non operational –25...100 °C Operating ambient temperature -7, U i nom, Io nom, convection cooled –25...71 °C Operating case temperature TC -7, U i nom, Io nom –25...95°C Storage temperature -7, non operational –40...100 °C Damp heat IEC/EN 60068-2-3 Vibration, sinusoidal IEC/EN 60068-2-6 Shock IEC/EN 60068-2-27 Bump IEC/EN 60068-2-29 Random vibration IEC/EN 60068-2-64 MTBF MIL-HDBK-217 Options Extended temperature range –40...71°C, ambient, operating -9 Inhibit, TTL input, output(s) enabled if left open i Output voltage adjustment 0...108% U o nom R Output voltage adjustment ±8% U o nom P Small soldering pins 0.5 x 1.0 mm Y

271www.power-one.ch Edition 5/05.2001 Mechanical data Tolerances ±0.3 mm (0.012") unless otherwise indicated. 2.8 x 0.5 (0.11 x 0.02") 5 (0.2") Potentiometer (option P) Yellow LED output voltage indicator 1.2 (0.04") 8.75 (0.34") 65 (2.56") 47.5 (1.87") Measuring point of case temperature Vi+ Vo+ 50.2 (2") 2.7 (0.1") 7 (0.27") S09015 20.5 (0.8") 1.0 x 0.5 (0.04 x 0.02") option Y Go – i R Gi– European Projection Accessories Isolation pads for easy and safe PCB mounting Filters and ring core chokes for ripple and interference reduction Adapter kit for DIN-rail and chassis mounting Chassis Mountable PSA, PSR Series