Fairchild FQPF6N90 Technical Specifications (1)
Summary
The FQPF6N90 is a high-performance N-Channel MOSFET designed for demanding power conversion applications. Rated at 900V and 3.4A, this advanced component utilizes proprietary DMOS technology to ensure fast switching speeds, low on-state resistance, and superior avalanche ruggedness. The accompanying manual provides comprehensive electrical specifications, absolute limits, thermal profiles, and dynamic data necessary for reliable circuit design. This MOSFET is ideally suited for engineers developing high-efficiency switch mode power supplies (SMPS) and other critical power electronics systems.
Page 1 Text Content
FQ PF6N
FQPF6N90 900V N-Channel MOSFET General Description Features These N-Channel enhancement mode power field effect 3.4A, 900V, RDS(on) = 1.9Ω @VGS = 10 V transistors are produced using Fairchild’s proprietary, Low gate charge ( typical 40 n C) planar stripe, DMOS technology. Low Crss ( typical 17 p F) This advanced technology has been especially tailored to Fast switching minimize on-state resistance, provide superior switching 100% avalanche tested performance, and withstand high energy pulse in the
Improved dv/dt capability
avalanche and commutation mode. These devices are well suited for high efficiency switch mode power supply.
TO-220F
FQPF Series
Absolute Maximum Ratings TC = 25°C unless otherwise noted Symbol Parameter FQPF6N90 Units VDSS Drain-Source Voltage ID Drain Current - Continuous (TC = 25°C) 3.4
- Continuous (TC = 100°C) 2.1
IDM Drain Current - Pulsed (Note 1) 13.6 VGSS Gate-Source Voltage ± 30 EAS Single Pulsed Avalanche Energy (Note 2) m J IAR Avalanche Current (Note 1) 3.4 EAR Repetitive Avalanche Energy (Note 1) 5.6 m J
dv/dt Peak Diode Recovery dv/dt (Note 3) 4.0 V/ns
PD Power Dissipation (TC = 25°C)
- Derate above 25°C 0.45 W/°C
TJ, TSTG Operating and Storage Temperature Range -55 to +150 °C
Maximum lead temperature for soldering purposes,
TL °C
1/8" from case for 5 seconds
Thermal Characteristics Symbol Parameter Typ Max Units RθJC Thermal Resistance, Junction-to-Case 2.25 °C/W RθJA Thermal Resistance, Junction-to-Ambient 62.5 °C/W
©2002 Fairchild Semiconductor Corporation Rev. B, December 2002
Page Summary Contents For Fairchild FQPF6N90 Technical Specifications (1)
Manual Details
| Brand | Fairchild |
|---|---|
| Pages | 8 |
| File Size | 694.27 KB |
| Published | June 15, 2026 |
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