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DC DC
400 Watts QSB Series
xppower.com
• Up to 89% Efficiency • 4:1 Input Range • Industry Standard Full Brick Package • 40 °C to +100 °C Operating Temperature • Baseplate cooled • Remote On/Off & Remote Sense • 3 Year Warranty
Specification
Input
Input Voltage Range Input Current Idle Current Input Reverse Voltage Protection Input Filter Undervoltage Lockout
Overvoltage Lockout
• 24 V (9-36 V), 48 V (18-75 V) • See table • 50 mA • None
• Pi network • 24 Vin: turn on 8.5 V, turn off 7.5 V
48 Vin: turn on 17.0 V, turn off 15.0 V • 24 Vin: turn off 42.0 V, turn on 40.0 V
48 Vin: turn off 83.0 V, turn on 80.0 V
Output
Output Voltage Trim
• 80-110% of nominal ouput, see application notes
Initial Set Accuracy • ±1.
QSB400 Datasheet
