Fairchild FDH15N50 FDP15N50 FDB15N50 Data Handbook
Summary
This high-efficiency N-Channel Power MOSFET is engineered for robust switching applications, offering reliable performance up to 15A and 500V. Ideal for power electronics designers building complex Switch Mode Power Supplies (SMPS), including PFC Boost, Buck, and Flyback converters. The accompanying manual provides comprehensive technical specifications, detailing crucial electrical characteristics, thermal dissipation data, gate charge measurements, and optimal performance across varying temperatures (down to -55°C). Use this detailed resource for reliable system integration in demanding power management solutions.
Page 1 Text Content
查询FDB15N50供应商
August 2003
FDH15N50 / FDP15N50 / FDB15N50 15A, 500V, 0.38 Ohm, N-Channel SMPS Power MOSFET Applications Features
Switch Mode Power Supplies(SMPS), such as Low Gate Charge Qg results in Simple Drive Requirement
PFC Boost
Two-Switch Forward Converter Improved Gate, Avalanche and High Reapplied dv/dt Ruggedness
Single Switch Forward Converter
Reduced r DS(ON)
Flyback Converter
Buck Converter Reduced Miller Capacitance and Low Input Capacitance
High Speed Switching
Improved Switching Speed with Low EMI
175°C Rated Junction Temperature
Package Symbol
DRAIN
SOURCE
(FLANGE)
DRAIN GATE
SOURCE DRAIN (FLANGE)
SOURCE TO-263AB DRAIN GATE
DRAIN FDB SERIES (BOTTOM) TO-247
TO-220AB
FDH SERIES
FDP SERIES
Absolute Maximum Ratings TC = 25o C unless otherwise noted Symbol Parameter Ratings Units
VDSS Drain to Source Voltage
VGS Gate to Source Voltage ±30
Drain Current
AContinuous (TC = 25o C, VGS = 10V)
Continuous (TC = 100o C, VGS = 10V) 11 Pulsed1 Power dissipation
Derate above 25o C W/o C
TJ, TSTG Operating and Storage Temperature -55 to 175
Soldering Temperature for 10 seconds 300 (1.6mm from case)
Thermal Characteristics
RθJC Thermal Resistance Junction to Case 0.50
RθJA Thermal Resistance Junction to Ambient (TO-247)
RθJA Thermal Resistance Junction to Ambient (TO-220, TO-263)
©2003 Fairchild Semiconductor Corporation FDH15N50 / FDP15N50 / FDB15N50 Rev D2
Page Summary Contents For Fairchild FDH15N50 FDP15N50 FDB15N50 Data Handbook
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 6 |
| File Size | 151.21 KB |
| Published | June 03, 2026 |
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Frequently Asked Questions
What is the maximum continuous drain current rating?
The device has a continuous drain current of 15 Amps at 25°C.
Are these components approved for use in life support systems?
No, they are not authorized as critical components in life support devices without expressed written approval from Fairchild Semiconductor Corporation.
How should power dissipation be handled above standard room temperatures?
Power dissipation must be derated when operating above 25°C.
Which packages are available for the FDH15N50 / FDP15N50 / FDB15N50?
The device is available in TO-247, TO-220AB, and TO-263 packages.