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 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 Options
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
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
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Chassis Mountable
Input
Input voltage No load input current
PSA, PSR Series
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 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
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PSA, PSR Series
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
1...6 A Switching Regulators
-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 -9 i R P Y
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Chassis Mountable
Mechanical data
Tolerances ±0.3 mm (0.012") unless otherwise indicated.
8.75 (0.34")
PSA, PSR Series
European Projection
18.7 (0.74") 1.2 (0.04")
6.3 (0.25") 20.5 (0.8")
Potentiometer (option P)
Yellow LED output voltage indicator
S09015
Go–
47.5 (1.87") 65 (2.56")
Vo+ i
R
70.2 (2.76")
Gi–
Vi+
2.7 (0.1") 50.2 (2") 5 (0.2") 7 (0.27") 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
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
6.5 (0.25")
25.2 (1")
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