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QSB40024S05 Datasheet, PDF (1/4 Pages) XP Power Limited – Industry Standard Full Brick Package | |||
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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 ⢠±1.5% max
Minimum Load
⢠No minimum load required
Line Regulation
⢠±0.2% max measured from high line
to low line
Load Regulation
⢠±0.5% max measured from 0-100% load
Start Up Time
⢠120 ms typical
Transient Response
⢠5% max deviation, recovery to within
1% in 500 µs, 25% step load change
Ripple & Noise
⢠5 V models: 100 mV pk-pk, other models
1% pk-pk, 20 MHz bandwidth (see note 1)
Overvoltage Protection ⢠115-140%
Short Circuit Protection ⢠Continuous, constant current
Over Load Protection ⢠110-150% nominal output
Thermal Shutdown
⢠Case temperature 110 °C typical
Temperature
Coefficient
⢠±0.03%/°C
Remote Enable
⢠Referenced to -ve input,
Module on: 1-10 mA.
Module off: < 1 mA or open circuit
Optional â-Pâ version
Module on: <1 mA or open circuit
Module off: 1-10 mA.
Internal 1k⦠current limit resistor is fitted.
Remote Sense
⢠Compensates up to 10% of Vout nominal,
total of output trim and remote sense
Current Share
⢠Parallel up to 4 modules using the parallel
pin ±10% load share accuracy from 50%
to 100% load
Auxilliary Output
⢠10 V ±3 V/20 mA max
Auxilliary return is -Sense Pin
General
Efficiency
Isolation Voltage
Isolation Resistance
Isolation Capacitance
Switching Frequency
DC OK Signal
Power Density
MTBF
⢠See tables
⢠1500 VDC Input to Output
1500 VDC Input to Case
1500 VDC Output to Case
⢠107â¦
⢠4000 pF typical
⢠230 kHz typical
⢠DC OK open collector signal (see note 4)
⢠79 W/in3
⢠300 kHrs typical to MIL-HDBK-217F
at 25 °C, GB
Environmental
Operating Base Plate
Temperature
Storage Temperature
Operating Humidity
Cooling
Shock
Vibration
⢠-40 °C to +100 °C, see derating curve
⢠-55 °C to +105 °C
⢠Up to 90% non-condensing
⢠Baseplate-cooled, see derating curve
⢠75g pk, sawtooth wave for 10 ms, 3
pulses per face, all 6 faces tested on all 3
axes
⢠15-2000 Hz at 4g, 1 hour per axis
EMC & Safety
Emissions
⢠EN55022, level A conducted, with external
components. See application notes.
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