IRF7910
RDS (on) , Drain-to-Source On Resistance (
Ω
)
RDS(on) , Drain-to -Source On Resistance (
Ω
)
0.0145
0.020
0.0140
0.018
0.0135
0.015
0.0130
VGS = 4.5V
ID = 8.0A
0.013
0.0125
0.0120
0
20
40
60
80
100
ID , Drain Current (A)
0.010
2.5
3.5
4.5
5.5
VGS, Gate -to -Source Voltage (V)
Fig 12.
On-Resistance Vs. Drain Current
Current Regulator
Same Type as D.U.T.
Fig 13.
On-Resistance Vs. Gate Voltage
50KΩ
12V
.2µF
.3µF
V
GS
Q
GS
D.U.T.
+
V
-
DS
Q
G
Q
GD
250
V
G
ID
TOP
Charge
V
GS
3mA
200
Current Sampling Resistors
E
AS
, Single Pulse Avalanche Energy (mJ)
I
G
I
D
BOTTOM
3.6A
6.4A
8.0A
Fig 14a&b.
Basic Gate Charge Test Circuit
and Waveform
150
100
15V
V
(BR)DSS
tp
VDS
L
50
DRIVER
RG
20V
D.U.T
IAS
+
V
- DD
0
25
50
75
100
125
150
A
I
AS
tp
0.01
Ω
Starting T , Junction Temperature
J
(
°
C)
Fig 15a&b.
Unclamped Inductive Test circuit
and Waveforms
Fig 15c.
Maximum Avalanche Energy
Vs. Drain Current
6
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