PSB126-2

PSB5A4-7IR POWER-ONE | Alldatasheet

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Technical content

272 www.power-one.ch Edition 5/05.2001

• Efficiency up to 96%
• Low input-output differential voltage
• No derating over temperature 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 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] [%] 12 5 15...80 60 90 PSB 125-7iR -9, L, P, C 12 6 15...40 72 90 PSB 126-2 iR-Package 15 5 19...80 75 92 PSB 155-7iR -9, L, P, C 15 6 15...40 90 92 PSB 156-2 iR-Package 24 5 29...80 120 95 PSB 245-7iR -9, L, P, C 24 6 29...60 144 95 PSB 246-2 iR-Package 36 5 42...80 180 92 PSB 155-7iR -9, L, P, C

273www.power-one.ch Edition 5/05.2001 Chassis Mountable PSB Series Input Input voltage refer to selection chart No load input current ≤50 mA Output Efficiency U i nom, Io nom up to 96% 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 (built-in fuse with option C installed) 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 in each output typ. 150% U o nom Safety Approvals EN 60950, UL 1950, CSA C22.2 No. 950 Protection degree IP 20 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

274 www.power-one.ch Edition 5/05.2001 PSB Series 3...8 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 Additional internal input filter L Output voltage adjustment ±8% U o nom P Thyristor crowbar on output C

275www.power-one.ch Edition 5/05.2001 Mechanical data Tolerances ±0.3 mm (0.012") unless otherwise indicated. 101 (3.98") (for M3 mounting screws) (32.5 (1.28") Vi+ Gi – Vo +Go – iGR 106 (4.17") 32.2 (1.27") 69 (2.72") 36.5 (1.44") S09014 Measuring point of case temperature TC 3.1 (0.12") 6 (0.24") 2.8 x 0.8 (0.11 x 0.03") 6.3 x 0.8 (0.25 x 0.03") 5 (0.2") Accessories Isolation pads for easy and safe PCB mounting Ring core chokes for ripple and interference reduction European Projection Chassis Mountable PSB Series