N Channel
IRF840S
Power MOSFET
VDSS = 500V, RDS(on) = 0.85 ohm, ID= 8.0 A
Symbol
D
G
S
ELECTRICAL CHARACTERISICS at
Parameter Unit
Symbol Test Conditions
V(BR)DSS
Drain to Source Breakdown Voltage VGS = 0 VDC, Volt
Tj = 25
C Maximum. Unless stated Otherwise
Value
Drain to Source Leakage Current
IGSS
VDS = 500VDC, VGS = 0VDC
Typ
Min Max
500 --
C
Tj=125
VDS = 400VDC, VGS = 0VDC
25
-
-
--
250
Gate to Source Leakage Current
IDSS
VGS = +20VDC 100
-
-
--
-100 nA
nA
VGS = -20VDC
Gate Threshold Voltage VDS = VGS,
VGS(th) Volt
2.0 -
Static Drain to Source On - Resistance RDS(on) VGS= 10VDC, ID= 4.8A
Gate Charge QG ID= 8.0A nC
Gate to Source Charge QGS
Gate to Drain Charge QGD
63
-
-
-
nC
nC
Input Capacitance
VDS = 25VDC, VGS= 0VDC, f = 1.0MHZ
Output Capacitance
Transfer Capacitance
CISS
COSS
CRSS
pF
pF
pF
-
-
-
-
-
-
1300
310
120
Turn On Delay Time
Turn Off Delay Time
Rise Time
Fall Time
td(on)
tr
td(off)
tf
--
--
14
23
--
49
--
20
nS
nS
nS
nS
VDD = 250VDC, ID= 8.0A, RG = 9.1
RD = 31
Continuous Source Current IS
Pulsed Source Current
Forward Voltage (Diode)
ISM
VSD VGS = 0VDC, IS=8.0A,
A
A
V
8.0
-
-
--
32
--
W
Volt
MAXIMUM RATINGS
Gate to Source Voltage
Parameter Unit
Drain to Source
Voltage
Amp
Continuous Drain Current ID
Symbol
VGS
VDSS
Amp
Pulsed Drain Current IDM
Total Power Dissapation
Thermal Resistance
(Junction to Ambient)
Condition
RTH (J-A)
PD
Value
(Tj = 25 C unless stated otherwise)
500
125
32
8.0
+/- 20V
(TA = 25 C)
62
Volt
µA
ID = 250µA
Maximum Operating Temperature Range (Tj) -55 to +150 C
Maximum Storage Temperature Range (Tstg) -55 to +150 C
ID = 250µA 4.0
- 0.85-
9.3 VDS = 400VDC,
VGS = 10VDC 3.2
2.0
Tp = 300µS
C/W
-
-
-
Mechanical Dimensions
Case SMB 220 Plastic a
e
p
k
nj
b
f
m
d
c
DIMENSIONS
Millimetres Inches
Dim Min MinMax Max
a
b
c
d
e
f
g
h
j
k
m
n
p
9.85 10.67 0.380 0.420
14.61 15.88 0.575 0.625
1.65 0.065
8.51 9.65 0.335 0.380
1.27 1.78 0.050 0.070
4.08 4.83 0.180 0.190
1.15 1.400 0.045 0.055
0.38 0.77 0.015 0.029
2.54 Pitch 0.10 Pitch
0.51 0.99 0.020 0.038
0.51 0.89 0.020 0.35
g
1.14 1.40 0.045 0.055
1.78 2.79 0.070 0.110
3 - Source
1 - Gate
2 & 4 - Drain
1 2 3
4
