24V Input
24V Micro Family Rev 5.3 vicorpower.com
Page 2 of 14 4/2013
800 735.6200
Parameter Min Typ Max Unit Notes
Operating input voltage 18 24 36 Vdc
Input surge withstand 50 Vdc <100 ms
Undervoltage turn-on 17.5 17.9 Vdc
Undervoltage turn-off 14.8 15.3 Vdc
Modules will operate to 16 Vin after startup at >17.9 V.
B
elow 18 V, available power is reduced to 75% of max
rating.
Overvoltage turn-off/on 36.3 37.8 39.6 Vdc
Disabled input current 4.0 mA PC pin low
Parameter Min Typ Max Unit Notes
Output voltage setpoint ±1 % Vout nom. Nominal input; full load; 25 °C
Line regulation ±0.02 ±0.20 % Low line to high line; full load
Temperature regulation ±0.002 ±0.005 % / °C Over operating temperature range
Power sharing accuracy ±2 ±5 % 10 to 100% of full load
Programming range %
Of nominal output voltage. For trimming below 90%
10 110 of nominal, a minimum load of 10% of maximum
rated power may be required.
+Out to –Out — Absolute Maximum Ratings
3.3 V -0.5 to 4.7 Vdc Externally applied
5 V -0.5 to 7.0 Vdc Externally applied
8 V -0.5 to 10.9 Vdc Externally applied
12 V -0.5 to 16.1 Vdc Externally applied
15 V -0.5 to 20.0 Vdc Externally applied
24 V -0.5 to 31.7 Vdc Externally applied
28 V -0.5 to 36.9 Vdc Externally applied
36 V -0.5 to 47.1 Vdc Externally applied
48 V -0.5 to 62.9 Vdc Externally applied
MODULE INPUT SPECIFICATIONS
MODULE OUTPUT SPECIFICATIONS
E
lectrical characteristics apply over the full operating range of input voltage, output load (resistive) and baseplate temperature,
unless otherwise specified. All temperatures refer to the operating temperature at the center of the baseplate.
Note: For important information relative to applications where the converter modules are subject to continuous dynamic loading,
contact Vicor applications engineering at 800-927-9474.
Parameter Min Typ Max Unit
Baseplate to sink; flat, greased surface 0.24 °C/Watt
Baseplate to sink; thermal pad (P/N 20265) 0.21 °C/Watt
Baseplate to ambient 10.9 °C/Watt
Baseplate to ambient; 1000 LFM 2.8 °C/Watt
Thermal capacity 48 Watt-sec/°C
Thermal Resistance and Capacity
MODULE FAMILY ELECTRICAL CHARACTERISTICS