DCH5048S1V8 Datasheet, PDF (1/2 Pages) XP Power Limited – DC-DC High Power

DC-DC High Power
50-200 Watts
DCH Series
THE XPERTS IN POWER
•
Upto 89% Efficiency
•
-40 °C Operation
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High Reliability
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Industry Standard Package
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Overcurrent Protection
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-40% to +10% Adjustment
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2:1 Input Voltage Range
Specification
Input
General
Input Voltage
• 18-36 VDC, 36-76 VDC
Efficiency
• 79-89% (See Tables)
Output
Output Voltage
Output Voltage
Adjustment
• See Tables
• 60-110% (60-105% for input of
36-40 VDC & 18-20 VDC)
Isolation
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Switching Frequency •
Heatsinks
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1500 VDC Input to Output
1500 VDC Input to Ground
500 VDC Output to Ground
370 kHz (310 kHz DCH50)
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Minimum Load
Start Up Delay
• No minimum load required
• 200 ms max (nom Vin & 100% load)
Environmental
Initial Set Accuracy • -3/+5% typically
Operating
• -40 °C to +100 °C baseplate
Drift
• ±0.9% max
Temperature
Line Regulation
Load Regulation
Ripple & Noise
• See Table
• See Table
• 200-250 mV pk-pk depending on
model 20 MHz bandwidth
Storage
Temperature
Humidity
Operating Altitude
• -40 °C to +100 °C
• 20-95% RH non-condensing
• 9000 m
Overvoltage
Protection
• See Table recycle input to reset
Shock
• 20 G, 11 ms once each
along X, Y & Z axis
Overcurrent
Protection
Overtemperature
• Operates at >105% of rated current
auto recovery
Vibration
• Baseplate >+100 °C thermal protection
• 5 G 10-55 Hz
3 mins period for 60 mins each
along X, Y & Z axis
Protection
is activated & output voltage is
shutdown, after cooling recycle
EMC & Safety
input to reset
Emissions
• EN55022 Level B conducted
Temperature
Coefficient
Remote Sense
• ±0.03%/°C max
• Compensates for 0.3 V line drop max,
when not used the remote sense
ESD Susceptibility
EN55022 Level B radiated
External components required
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• EN61000-4-4 Level 2
terminals must be connected locally
Radiated
• EN61000-4-3 Level 3
Remote ON/OFF
• Negative logic L: (or short) ON,
Susceptibility
H: (or open) OFF
EFT/Burst
• EN61000-4-4 Level 3
(for positive logic add suffix ‘-R’ to
Surge
• EN61000-4-5 Level 3
model number)
Safety Approvals
• UL1950, c-UL, EN60950
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