KHE030.qxd 6/6/03 4:30 pm Page 1
Eighth Brick DC/DC Converters
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30 Amps |
XPiQ inc. |
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KHE030 Series |
Intelligent Design Quality Product |
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Low Voltage Outputs |
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PRELIMINARYInternational Safety Approvals |
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38% Less Board Space than 1/4 Brick |
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with the same Pinout |
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High Efficiency 89% for 3.3 V |
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2003 |
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Q3 • |
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Fixed Switching Frequency |
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Low 0.417” Profile |
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Specification
Input
Input Voltage Range |
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36-75 VDC |
Input Current |
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2.40 A max at 36 VDC |
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1.20 A max at 75 VDC |
Input Reflected |
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25 mA |
Ripple Current |
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Remote On/Off |
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Shorted to -Vin (Logic Low) = ON |
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Open (Logic High) = OFF |
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Positive logic is available |
Input Reverse |
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External components required |
Voltage Protection |
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Output
Output Voltage |
• 1.2 VDC to 5.0 VDC |
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Output Voltage |
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±10% |
Adjustment |
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Minimum Load |
• 0 minimum load required |
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Line Regulation |
• 0.1% (36-75 VDC; full load) |
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Load Regulation |
• 0.2% (no load to full load, 48 V input) |
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Setpoint Accuracy |
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±1% maximum |
Ripple & Noise |
• 70 mV pk-pk maximum |
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Transient Response |
• 3% max deviation, 100 µs recovery |
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time for a 25% load change |
Temperature |
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0.01%/°C |
Coefficient |
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General
Efficiency |
• 89% for 3.3 Vout, See Chart |
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Isolation Voltage |
• 1500 VDC Input to Output |
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Switching Frequency |
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260 kHz/±30 kHz |
Package Style |
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Open frame |
MTBF |
• 1,000,000 hours per Bellcore |
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Size |
• 0.896” x 0.417” x 2.30” |
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Weight |
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15 grams |
Environmental
Operating |
• -40 °C to +85 °C ambient |
Temperature |
see derating chart |
with 300 LFM |
Full power to +70 °C |
Cooling |
• Convection or forced air |
Humidity |
• 5-95% RH non-condensing |
Storage Temperature |
• -55 °C to 125 °C |
Safety
Safety Approvals |
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UL60950, TUV (per EN60950) cUL |
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CE marked |
EMI/EMC |
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Bellcore TSYNWT 1089 with |
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external filter |
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Remote Sense |
• Compensates for up to 10% Vout drop |
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Overvoltage |
• 120-135%, recycle input to reset |
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Protection |
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Overcurrent |
• 115-150%, constant current with |
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Protection |
auto recovery |
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Overtemperature |
• Shutdown at +125 °C with auto restart |
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Protection |
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* Preliminary datasheet - see website for current specs |
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PH: 508 429.9883 |
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FAX: 800 226.2100 |
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www.XPiQ.com |
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Email: sales@xpiq.com |
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Holliston, MA 01746 USA |
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