IRF420 International Rectifier, IRF420 Datasheet - Page 6

• Manufacturer Part Number: IRF420
• Description: TRANSISTOR,MOSFET,N-CHANNEL,500V V(BR)DSS,2.5A I(D),TO-204AA
• Manufacturer: International Rectifier

IRF340
6
Fig 12a. Unclamped Inductive Test Circuit
Fig 12b. Unclamped Inductive Waveforms
10 V
I
A S
Fig 13a. Basic Gate Charge Waveform
V
G
R G
10V
20V
V D S
Q
GS
t p
I A S
t p
D .U .T
0 .0 1
L
Q
Charge
Q
GD
G
V
(B R )D S S
1 5V
D R IV E R
+
-
V D D
A
12V
V
Fig 12c. Maximum Avalanche Energy
Fig 13b. Gate Charge Test Circuit
GS
Same Type as D.U.T.
Current Regulator
.2 F
Vs. Drain Current
50K
3mA
Current Sampling Resistors
.3 F
I
G
D.U.T.
I
www.irf.com
D
+
-
V
DS