KHQ05048S3V3AL
XPiQ inc KHQ05048S3V3AL, KHQ05048S3V3AH, KHQ05048S2V5BL, KHQ05048S2V5AL, KHQ05048S2V5AH Datasheet
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Low Voltage Outputs to 1.2 V
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50 A Output High Power Density
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High Efficiency - Up to 91%
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International Safety Approvals
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Low Profile 0.43”
Input
Input Voltage Range • 36-75 VDC
Input Current • 1.0 A - 3.4 A, See Table
Input Reflected Ripple • 25 mA pk-pk
No Load Input Current • 100 mA at 48 VDC in
Remote On/Off • Shorted to -Vin (Logic Low) = ON
Open (Logic high) = OFF
Positive logic is available (see note 3)
Input Reverse Voltage • External components required
Protection
Input Transient • Capable of withstanding 100 V
for 100 mS
Undervoltage lockout • Above 32 to 35 VDC = ON
Below 29 to 34 VDC = OFF
Output
Output Voltage • 1.2 VDC to 5.0 VDC
Output Voltage • ±10%
Adjustment
Minimum Load • No minimum load required
Line Regulation • ±5 mV or 0.5% whichever is greater
Load Regulation • ±10 mV or 0.5% whichever is greater
Setpoint Accuracy • ±50 mV
Ripple & Noise • 100 mV pk-pk maximum
Transient Response • 150 mV max deviation, 100 µs
recovery time for a 25% load change
Temperature • 0.01%/°C
Coefficient
Remote Sense • Compensates for up to 10% of
Vout drop
Overvoltage • 120%-135%, recycle input to reset
Protection
Overcurrent • 110-150% auto restart
Protection
Short Circuit • Protected to short circuit conditions,
Protection hiccup mode
Overtemperature • Shutdown at +125 °C auto restart
Protection
General
Efficiency • 91% for 3.3 V out, See Table
Isolation • 1500 VDC Input to Output
Size • 2.28” x 1.45” x 0.43”
(without baseplate)
Package Style • Open frame, baseplate option
Weight • 42 g for open frame
MTBF • 1,000,000 hours per Bellcore
Environmental
Operating • -40 °C to +85 °C ambient
Temperature see derating chart
(with 300 LFM) Full power to +60 °C
Storage • -55 °C to +125 °C
Temperature
Humidity • 5-95% RH non-condensing
EMC & Safety
Safety Approvals • UL60950, IEC60950,
CSA 60950 per cUL,
CE Marked for LVD
EMI/EMC • FCC level B Part 15 with
external filtering
50 Amps
KHQ050 Series
Quarter Brick DC/DC Converters
Specification
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Intelligent Design Quality Product
XPiQ inc.
PH: 508 429.9883
FAX: 800 226.2100
Email: sales@xpiq.com
Holliston, MA 01746 USA
www.XPiQ.com
KHQ050.qxd 6/6/03 4:32 pm Page 1
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