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參數資料
| 型號： | FDH34N40 |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | JFETs |
| 英文描述： | 34A, 400V, 0.115 Ohm, N-Channel SMPS Power MOSFET |
| 中文描述： | 34 A, 400 V, 0.115 ohm, N-CHANNEL, Si, POWER, MOSFET, TO-247 |
| 封裝： | TO-247, 3 PIN |
| 文件頁數： | 1/6頁 |
| 文件大小： | 178K |
| 代理商： | FDH34N40 |
2002 Fairchild Semiconductor Corporation
August 2002
FDH34N40 Rev. A,
F
FDH34N40
34A, 400V, 0.115 Ohm, N-Channel SMPS Power MOSFET
Applications
Switch Mode Power Supplies(SMPS), such as
PFC Boost
Two-Switch Forward Converter
Single Switch Forward Converter
Flyback Converter
Buck Converter
High Speed Switching
Features
Low Gate Charge Q
g
results in Simple Drive
Requirement
Improved Gate, Avalanche and High Reapplied dv/dt
Ruggedness
Reduced r
DS(ON)
Reduced Miller Capacitance and Low Input Capacitance
Improved Switching Speed with Low EMI
175°C Rated Junction Temperature
Absolute Maximum Ratings
T
C
= 25°C unless otherwise noted
Thermal Characteristics
Symbol
V
DSS
V
GS
Parameter
Ratings
400
±30
Units
V
V
Drain to Source Voltage
Gate to Source Voltage
Drain Current
Continuous (T
C
= 25
o
C, V
GS
= 10V)
Continuous (T
C
= 100
o
C, V
GS
= 10V)
Pulsed
(Note 1)
Power dissipation
Derate above 25
o
C
Operating and Storage Temperature
Soldering Temperature for 10 seconds
Mounting Torque, 8-32 or M3 Screw
I
D
34
24
136
469
3.1
A
A
A
W
P
D
W/
o
C
o
C
o
C
T
J
, T
STG
-55 to 175
300 (1.6mm from case)
10ibf*in (1.1N*m)
R
θ
JC
R
θ
CS
R
θ
JA
Thermal Resistance Junction to Case
Thermal Resistance Case to Sink, Flat, Greased Surface
Thermal Resistance Junction to Ambient
0.32
o
C/W
o
C/W
o
C/W
0.24 TYP
40
D
G
S
Package
Symbol
DRAIN
(FLANGE)
DRAIN
SOURCE
GATE
JEDEC TO-247
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