IRF840 Datasheet, PDF (1/8 Pages) Motorola, Inc – N-CHANNEL ENHANCEMENT-MODE SILICON GATE TMOS POWER FIELD EFFECT TRANSISTOR

®
IRF840
N - CHANNEL 500V - 0.75Ω - 8A - TO-220
PowerMESH™ MOSFET
TYPE
V _DSS
R_DS(on)
I_D
IRF840
500 V < 0.85 Ω
8A
s TYPICAL R_DS(on) = 0.75 Ω
s EXTREMELY HIGH dv/dt CAPABILITY
s 100% AVALANCHE TESTED
s VERY LOW INTRINSIC CAPACITANCES
s GATE CHARGE MINIMIZED
DESCRIPTION
This power MOSFET is designed using the
company’s consolidated strip layout-based MESH
OVERLAY™ process. This technology matches
and improves the performances compared with
standard parts from various sources.
APPLICATIONS
s HIGH CURRENT, HIGH SPEED SWITCHING
s SWITH MODE POWER SUPPLIES (SMPS)
s DC-AC CONVERTERS FOR WELDING
EQUIPMENT AND UNINTERRUPTIBLE
POWER SUPPLIES AND MOTOR DRIVER
3
2
1
TO-220
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Value
VDS Drain-source Voltage (VGS = 0)
500
V_DGR
V_GS
ID
ID
Drain- gate Voltage (RGS = 20 kΩ)
Gate-source Voltage
Drain Current (continuous) at Tc = 25 ^oC
Drain Current (continuous) at Tc = 100 ^oC
500
± 20
8.0
5.1
I_DM(•) Drain Current (pulsed)
32
P_tot Tot al Dissipation at T_c = 25 ^oC
125
Derating Factor
1.0
dv/dt(1) Peak Diode Recovery voltage slope
3.5
T_stg Storage Temperature
-65 to 150
T_j
Max. Operating Junction Temperature
150
(•) Pulse width limited by safe operating area
(1) ISD ≤ 8A, di/dt ≤ 100 A/µs, VDD ≤ V(BR)DSS, Tj ≤ TJMAX
First Digit of the Datecode Being Z or K Identifies Silicon Characterized in this Datasheet
August 1998
Uni t
V
V
V
A
A
A
W
W/^oC
V/ ns
o_C
o_C
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