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 • • • • Efficiency up to 95% Low input-output differential voltage No derating over temperature Board or chassis mountable Selection chart Output Uo nom Io nom [V DC] [A] 3.3 6 5 2 5 3 5 4 5 5 5.1 2 5.1 5 12 1.5 12 2.5 12 3 15 1.5 15 2.5 15 3 24 1.5 24 2 24 2.5 36 1.2 36 2 48 1 268 Input voltage Ui [V DC] 5...35 8...80 8...80 7...40 7...35 8...40 7...35 18...144 15...80 15...40 22...144 19...80 19...40 31...144 29...80 29...60 44...144 42...80 58...144 Rated power Po tot [W] 19.8 10 15 20 25 10.2 25.5 18 30 36 22.5 37.5 45 36 48 60 43.2 72 48 Efficiency htyp [%] 80 74 79 83 83 75 83 87 87 89 89 89 90 93 92 93 95 94 95 Type PSA 3E6-2 PSR 52-7 PSR 53-7 PSR 54-7 PSA 55-7 PSA 5A2-2 PSA 5A5-2 PSA 121.5-7iR PSR 122.5-7 PSA 123-2 PSA 151.5-7iR PSR 152.5-7 PSA 153-2 PSA 241.5-7iR PSR 242-7 PSA 242.5-2 PSA 361-7iR PSR 362-7 PSA 481-7iR Options iRY-Package Y -9, i, P, R, Y -9, i, P, R, Y -9, i, P, R, Y iRY-Package iRY-Package -9, P, Y -9, i, P, R, Y iRY-Package -9, P, Y -9, i, P, R, Y iRY-Package -9, P, Y -9, i, P, R, Y iRY-Package -9, P, Y -9, i, P, R, Y -9, P, Y www.power-one.ch Edition 5/05.2001 Chassis Mountable PSA, PSR Series Input Input voltage No load input current refer to selection chart ≤50 mA Output Efficiency Output voltage setting accuracy Output voltage switching noise Line regulation Load regulation Minimum load Current limitation Operation in parallel Ui nom, Io nom Ui nom, Io nom IEC/EN 61204, total Ui min...Ui max, Io nom Ui nom, 0...Io nom not required rectangular U/I characteristic by current limitation up to 95% ±0.6% Uo nom typ. 0.3% typ. ±0.3% typ. 0.3% 0A typ. 110% Io nom Protection Input reverse polarity Input undervoltage lockout Input transient protection Output Output overvoltage with external fuse typ. 80% Ui min suppressor diode no-load, overload and short circuit proof suppressor diode typ. 150% Uo nom Safety Approvals Protection degree Electric strength test voltage EN 60950, UL 1950, CSA C22.2 No. 950 I/case and O/case IP 20/40 500/750/1500 V DC EMC Electrostatic discharge Electromagnetic field Electr. fast transients/bursts Surge Conducted disturbances Electromagnetic emissions www.power-one.ch Edition 5/05.2001 IEC/EN 61000-4-2 IEC/EN 61000-4-3 IEC/EN 61000-4-4 IEC/EN 61000-4-5 IEC/EN 61000-4-6 CISPR 22/EN 55022 269 PSA, PSR Series 1...6 A Switching Regulators Environmental Operating ambient temperature Operating case temperature TC Storage temperature Operating ambient temperature Operating case temperature TC Storage temperature Damp heat Vibration, sinusoidal Shock Bump Random vibration MTBF -2, Ui nom, Io nom, convection cooled -2, Ui nom, Io nom -2, non operational -7, Ui nom, Io nom, convection cooled -7, Ui nom, Io nom -7, non operational IEC/EN 60068-2-3 IEC/EN 60068-2-6 IEC/EN 60068-2-27 IEC/EN 60068-2-29 IEC/EN 60068-2-64 MIL-HDBK-217 –10...50°C –10...80°C –25...100°C –25...71°C –25...95°C –40...100°C Options Extended temperature range –40...71°C, ambient, operating Inhibit, TTL input, output(s) enabled if left open Output voltage adjustment 0...108% Uo nom Output voltage adjustment ±8% Uo nom Small soldering pins 0.5 x 1.0 mm 270 -9 i R P Y www.power-one.ch Edition 5/05.2001 Chassis Mountable PSA, PSR Series Mechanical data 18.7 (0.74") 1.2 (0.04") 6.3 (0.25") Potentiometer (option P) 20.5 (0.8") European Projection Yellow LED output voltage indicator S09015 Vo+ i Gi– Vi+ R 70.2 (2.76") Go– 47.5 (1.87") 65 (2.56") 8.75 (0.34") Tolerances ±0.3 mm (0.012") unless otherwise indicated. 2.7 (0.1") 50.2 (2") Measuring point of case temperature 2.8 x 0.5 (0.11 x 0.02") 1.0 x 0.5 (0.04 x 0.02") option Y 6.5 (0.25") 25.2 (1") 7 (0.27") 5 (0.2") 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 www.power-one.ch Edition 5/05.2001 271