PSB Series Data Sheet 3 to 8 A Switching Regulators Input voltage up to 144 VDC Single output of 5.1 to 48 VDC No input-to-output isolation Features • • • • RoHS lead solder exemption compliant Efficiency up to 96% Low input-output differential voltage No derating over temperature Model Selection Output Vo nom Io nom [VDC] [A] 5.1 4 (5)1 5.1 6 5.1 7 5.1 8 12 3 (4)1 12 5 12 6 15 3 (4)1 15 5 15 6 24 3 (4)1 24 5 24 6 36 3 (4)1 36 5 48 3 (4)1 1 For V ≤80V i Input voltage Vi [VDC] 15 - 144 8 - 80 7 - 40 7 - 40 18 - 144 15 - 80 15 - 40 22 - 144 19 - 80 15 - 40 31 - 144 29 - 80 29 - 60 44 - 144 42 - 80 58 - 144 MAR 25, 2004 revised to JUN 01, 2006 Rated power Po tot [W] 25.5 30.6 35.7 40.8 48 60 72 60 75 90 96 120 144 144 180 192 Efficiency Type [%] 80 81 84 81 89 90 90 90 92 92 94 95 95 90 92 96 PSB 5A4-7iR PSB 5A6-7iR PSB 5A7-7iR PSB 5A8-2 PSB 123-7iR PSB 125-7iR PSB 126-2 PSB 153-7iR PSB 155-7iR PSB 156-2 PSB 243-7iR PSB 245-7iR PSB 246-2 PSB 153-7iR PSB 155-7iR PSB 483-7iR Page 1 of 3 η Options -9, L, P, C -9, L, P, C -9, L, P, C iR-Package -9, L, P, C -9, L, P, C iR-Package -9, L, P, C -9, L, P, C iR-Package -9, L, P, C -9, L, P, C iR-Package -9, L, P, C -9, L, P, C -9, L, P, C www.power-one.com PSB Series Data Sheet 3 to 8 A Switching Regulators 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 96% ±0.6% Vo nom typ. 0.3% typ. ±0.3% typ. 0.25% 0A typ. 110% Io nom Protection Input reverse polarity Input undervoltage lockout Input transient protection Output Output overvoltage with external fuse (built-in fuse with option C installed) typ. 80% Vi min suppressor diode no-load, overload and short circuit proof suppressor diode in each output typ. 150% Vo nom Safety Approvals Protection degree Electric strength test voltage EN 60950, UL 1950, CSA C22.2 No. 950 IP 20 500/750/1500 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 -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°C –10 to 80°C –25 to 100°C –25 to 71°C –25 to 95°C –40 to 100°C Extended temperature range –40 to 71°C, ambient, operating Inhibit, TTL input, output enabled if left open Output voltage adjustment 0 - 108% Vo nom Additional internal input filter Output voltage adjustment ±8% Vo nom Thyristor crowbar on output -9 i R L P C 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 Options MAR 25, 2004 revised to JUN 01, 2006 Page 2 of 3 www.power-one.com PSB Series Data Sheet 3 to 8 A Switching Regulators Mechanical data Tolerances ±0.3 mm (0.012") unless otherwise indicated. European Projection 32.2 (1.27") S09014 6.3 x 0.8 (0.25 x 0.03") Vi+ 2.8 x 0.8 (0.11 x 0.03") Gi – G Go– Vo+ i R 106 (4.17") 5 (0.2") 3.1 (0.12") 36.5 (1.44") 6 (0.24") Measuring point of case temperature TC 69 (2.72") (32.5 (1.28") 101 (3.98") (for M3 mounting screws) Accessories Isolation pads for easy and safe PCB mounting Ring core chokes for ripple and interference reduction 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. MAR 25, 2004 revised to JUN 01, 2006 Page 3 of 3 www.power-one.com