PSB Series 3...8 A Switching Regulators Input voltage up to 144 V DC Single output of 5.1...48 V DC No input to output isolation • Efficiency up to 96% • Low input-output differential voltage • No derating over temperature Selection chart Output Uo nom Io nom [V DC] [A] 5.1 4...5 5.1 6 5.1 7 5.1 8 12 3...4 12 5 12 6 15 3...4 15 5 15 6 24 3...4 24 5 24 6 36 3...4 36 5 48 3...4 272 Input voltage Ui [V DC] 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 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 htyp [%] 80 81 84 81 89 90 90 90 92 92 94 95 95 90 92 96 Type Options 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 -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.ch Edition 5/05.2001 Chassis Mountable PSB 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 96% ±0.6% Uo 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% Ui min suppressor diode no-load, overload and short circuit proof suppressor diode in each output 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 20 500/750/1500 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 273 PSB Series 3...8 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 Additional internal input filter Output voltage adjustment ±8% Uo nom Thyristor crowbar on output 274 -9 i R L P C www.power-one.ch Edition 5/05.2001 Chassis Mountable PSB Series 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+ R i 106 (4.17") 5 (0.2") 6 (0.24") 36.5 (1.44") 3.1 (0.12") 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 www.power-one.ch Edition 5/05.2001 275