IRF644 Vishay, IRF644 Datasheet - Page 5

MOSFET N-CH 250V 14A TO-220AB

IRF644

Manufacturer Part Number
IRF644
Description
MOSFET N-CH 250V 14A TO-220AB
Manufacturer
Vishay
Datasheet

Specifications of IRF644

Fet Type
MOSFET N-Channel, Metal Oxide
Fet Feature
Standard
Rds On (max) @ Id, Vgs
280 mOhm @ 8.4A, 10V
Drain To Source Voltage (vdss)
250V
Current - Continuous Drain (id) @ 25° C
14A
Vgs(th) (max) @ Id
4V @ 250µA
Gate Charge (qg) @ Vgs
68nC @ 10V
Input Capacitance (ciss) @ Vds
1300pF @ 25V
Power - Max
125W
Mounting Type
Through Hole
Package / Case
TO-220-3 (Straight Leads)
Transistor Polarity
N Channel
Drain Source Voltage Vds
250V
Rds(on) Test Voltage Vgs
10V
Peak Reflow Compatible (260 C)
No
Drain Source On Resistance @ 10v
280mohm
Thermal Resistance
1°C/W
Current Rating
14A
Configuration
Single
Resistance Drain-source Rds (on)
0.28 Ohms
Drain-source Breakdown Voltage
250 V
Gate-source Breakdown Voltage
+/- 20 V
Continuous Drain Current
14 A
Power Dissipation
125 W
Maximum Operating Temperature
+ 150 C
Mounting Style
Through Hole
Minimum Operating Temperature
- 55 C
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant, Contains lead / RoHS non-compliant
Other names
*IRF644

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Document Number: 91039
S-81241-Rev. B, 07-Jul-08
Vary t
required I
Fig. 9 - Maximum Drain Current vs. Case Temperature
Fig. 12a - Unclamped Inductive Test Circuit
p
to obtain
AS
R
10 V
G
V
DS
t
p
Fig. 11 - Maximum Effective Transient Thermal Impedance, Junction-to-Case
I
AS
D.U.T
0.01 Ω
L
+
-
V
DD
Fig. 12b - Unclamped Inductive Waveforms
V
I
90 %
10 %
AS
Fig. 10a - Switching Time Test Circuit
Fig. 10b - Switching Time Waveforms
DS
V
V
DS
GS
R
Pulse width ≤ 1 µs
Duty factor ≤ 0.1 %
G
10 V
V
GS
t
d(on)
V
DS
t
r
t
IRF644, SiHF644
p
D.U.T.
Vishay Siliconix
R
D
t
d(off)
V
DS
t
f
V
+
-
www.vishay.com
DD
V
DD
5

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