irlr7821cpbf International Rectifier Corp., irlr7821cpbf Datasheet - Page 6

• Manufacturer Part Number: irlr7821cpbf
• Description: 30v Single N-channel Hexfet Power Mosfet In A D-pak Package Designed For The Consumer Market
• Manufacturer: International Rectifier Corp.

Fig 12a. Unclamped Inductive Test Circuit
6
Fig 12b. Unclamped Inductive Waveforms
Fig 13. Gate Charge Test Circuit
I
AS
12V
V
GS
R G
20V
Same Type as D.U.T.
V
V DS
GS
Current Regulator
.2µF
t p
50KΩ
3mA
I AS
Current Sampling Resistors
D.U.T
t p
.3µF
0.01 Ω
L
I
G
D.U.T.
15V
I
V
D
(BR)DSS
DRIVER
+
-
V
+
-
DS
V DD
A
Fig 14b. Switching Time Waveforms
Fig 14a. Switching Time Test Circuit
1000
800
600
400
200
V
90%
10%
V
DS
GS
0
Fig 12c. Maximum Avalanche Energy
25
Starting Tj, Junction Temperature
t
R
d(on)
50
V
V
Vs. Drain Current
t
r
V
≤ 0.1 %
75
≤ 1
100
D.U.T.
t
d(off)
R
TOP
BOTTOM
125
www.irf.com
( C)
t
f
°
150
4.9A
8.5A
12A
+
-
I D
V
175