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iHG Series
Features
Standard Half Brick Footprint with Baseplate
36 -75VDC Input
12V Nominal Output
Through Hole Mounting
1500VDC Basic Isolation
High operating effi ciency (up to 94%)
Constant switching frequency
Low component count
300-456W, 48V Input Half Brick Converter
Model iHG48025A120V-101-R iHG48038A120V-109-R
Nominal Output Voltage VDC 12
Input Voltage Range VDC 36 - 75 38 - 75
Effi ciency % 94 92.5
Ripple & Noise (max)(pk-pk) (1) mV 250 280
Line Regulation (max) mV 12 15
Load Regulation (max) mV 10 15
Overload Protection Threshold (3) A 30 45
Overvoltage Protection (2) VDC 14.7 14.7
Overtemperature Protection (3) - Yes
Remote Sense - Yes
Remote On-Off - Negative Logic
Temperature (operating) °C -40 to 116
Temperature (storage) °C -55 to 125
Humidity (operating) - 20 to 95% (non-condensing)
Humidity (storage) - 10 to 95% (non-condensing)
Cooling - Convection or Forced Air
Isolation Voltage VDC 1500
Vibration (non operating) - 5 to 50Hz@0.5g (4.9m/s
2
), and 50 to 500Hz@1.5g (14.7m/s
2
) per Bellcore TR-EOP-000063-5.4.4
Shock - 50 G at 6ms pulse in three axes
Safety Agency Approvals - UL60950 (US and Canada), VDE0805, CB scheme (IEC950), CE Mark (EN60950)
Weight (max) g 105
Size mm 59.94 x 56.90 x 13.21
Warranty yrs 3 years
Specifi cations
Notes:
(1) Measured across one 10uf, one 0.47uf, one 0.1uf ceramic capacitors,
and one 220uf electrolytic capacitor. BW = 20MHz.
(2) Latching
(3) Non-latching
Key Market Segments & Applications
