IRF4905 International Rectifier, IRF4905 Datasheet - Page 5

• Manufacturer Part Number: IRF4905
• Description: Power MOSFET(Vdss=-55V/ Rds(on)=0.02ohm/ Id=-74A)
• Manufacturer: International Rectifier

0.01
0.1
0.00001
80
60
40
20
1
0
Fig 9. Maximum Drain Current Vs.
25
D = 0.50
0.20
0.10
0.05
0.02
0.01
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
50
Case Temperature
T , Case Temperature
C
75
(THERMAL RESPONSE)
0.0001
SINGLE PULSE
100
125
( C)
t , Rectangular Pulse Duration (sec)
°
1
150
0.001
175
Fig 10b. Switching Time Waveforms
Fig 10a. Switching Time Test Circuit
V
10%
90%
V
GS
DS
0.01
R
Pulse Width
Duty Factor
G
-10V
t
V
d(on)
1. Duty factor D =
2. Peak T = P
Notes:
GS
V
DS
t
r
J
µs
DM
x Z
t / t
1
0.1
D.U.T.
thJC
P
2
DM
R
IRF4905
t
+ T
d(off)
D
C
t
1
t
f
t
2
+
-
V
DD
1