PSA, PSR Series Data Sheet 1 to 6 A Switching Regulator Input voltage up to 144 VDC Single output of 3.3 to 48 VDC No input-to-output isolation Features • • • • • RoHS lead solder exemption compliant Efficiency up to 95% Low input-output differential voltage No derating over temperature Board or chassis mountable Model Selection Output Vo nom Io nom [VDC] [A] 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 Input voltage Vi [VDC] 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 FEB 09, 2006 revised to MAY 31, 2006 Rated power Po tot [W] 10 15 20 25 10.2 25.5 18 30 36 22.5 37.5 45 36 48 60 43.2 72 48 Efficiency η [%] 74 79 83 83 75 83 87 87 89 89 89 90 93 92 93 95 94 95 Page 1 of 3 Type 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 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.com PSA, PSR Series Data Sheet 1 to 6 A Switching Regulator 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 Vi nom, Io nom Vi nom, Io nom IEC/EN 61204, total Vi min - Vi max, Io nom Vi nom, 0 - Io nom not required rectangular U/I characteristic by current limitation up to 95% ±0.6% Vo 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% Vi min suppressor diode no-load, overload and short circuit proof suppressor diode typ. 150% Vo nom Safety Approvals Protection degree Electric strength test voltage EN 60950, UL 1950, CSA C22.2 No. 950 IP 20/40 500/750/1500 VDC I/case and O/case EMC Electrostatic discharge Electromagnetic field Electr. fast transients/bursts Surge Conducted disturbances Electromagnetic emissions 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 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, Vi nom, Io nom, convection cooled -2, Vi nom, Io nom -2, non operational -7, Vi nom, Io nom, convection cooled -7, Vi 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 to 50 –10 to 80 –25 to 100 –25 to 71 –25 to 95 –40 to 100 °C °C °C °C °C °C Options Extended temperature range –40 - 71°C, ambient, operating Inhibit, TTL input, output(s) enabled if left open Output voltage adjustment 0 - 108% Vo nom Output voltage adjustment ±8% Vo nom Soldering pins 0.5 x 1.0 mm for PCB mounting FEB 09, 2006 revised to MAY 31, 2006 Page 2 of 3 -9 i R P Y www.power-one.com PSA, PSR Series Data Sheet 1 to 6 A Switching Regulator Mechanical data 18.7 (0.74") 1.2 (0.04") 6.3 (0.25") Vo+ i Gi– Vi+ S09015 R 70.2 (2.76") Go– European Projection Yellow LED output voltage indicator Potentiometer (option P) 20.5 (0.8") 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") 5 (0.2") Accessories Isolation pads for easy and safe PCB mounting Filters and ring core chokes for ripple and interference reduction Adapter kits for DIN-rail and chassis mounting NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not designed, intended for use in, or authorized for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the respective divisional president of Power-One, Inc. TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change depending on the date manufactured. Specifications are subject to change without notice. FEB 09, 2006 revised to MAY 31, 2006 Page 3 of 3 www.power-one.com