IRF4905
Electrical Characteristics @ T
J
= 25°C (unless otherwise specified)
V
(BR)DSS
∆V
(BR)DSS
/∆T
J
R
DS(on)
V
GS(th)
g
fs
I
DSS
I
GSS
Q
g
Q
gs
Q
gd
t
d(on)
t
r
t
d(off)
t
f
L
D
L
S
C
iss
C
oss
C
rss
Parameter
Drain-to-Source Breakdown Voltage
Breakdown Voltage Temp. Coefficient
Static Drain-to-Source On-Resistance
Gate Threshold Voltage
Forward Transconductance
Drain-to-Source Leakage Current
Gate-to-Source Forward Leakage
Gate-to-Source Reverse Leakage
Total Gate Charge
Gate-to-Source Charge
Gate-to-Drain ("Miller") Charge
Turn-On Delay Time
Rise Time
Turn-Off Delay Time
Fall Time
Internal Drain Inductance
Internal Source Inductance
Input Capacitance
Output Capacitance
Reverse Transfer Capacitance
Min.
-55
–––
–––
-2.0
21
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
Typ.
–––
-0.05
–––
–––
–––
–––
–––
–––
–––
–––
–––
–––
18
99
61
96
4.5
7.5
3400
1400
640
Max. Units
Conditions
–––
V
V
GS
= 0V, I
D
= -250µA
––– V/°C Reference to 25°C, I
D
= -1mA
0.02
Ω
V
GS
= -10V, I
D
= -38A
-4.0
V
V
DS
= V
GS
, I
D
= -250µA
–––
S
V
DS
= -25V, I
D
= -38A
-25
V
DS
= -55V, V
GS
= 0V
µA
-250
V
DS
= -44V, V
GS
= 0V, T
J
= 150°C
100
V
GS
= 20V
nA
-100
V
GS
= -20V
180
I
D
= -38A
32
nC V
DS
= -44V
86
V
GS
= -10V, See Fig. 6 and 13
–––
V
DD
= -28V
–––
I
D
= -38A
ns
–––
R
G
= 2.5Ω
–––
R
D
= 0.72Ω, See Fig. 10
Between lead,
–––
6mm (0.25in.)
nH
G
from package
–––
and center of die contact
–––
V
GS
= 0V
–––
pF
V
DS
= -25V
–––
ƒ = 1.0MHz, See Fig. 5
D
S
Source-Drain Ratings and Characteristics
I
S
I
SM
V
SD
t
rr
Q
rr
t
on
Parameter
Continuous Source Current
(Body Diode)
Pulsed Source Current
(Body Diode)
Diode Forward Voltage
Reverse Recovery Time
Reverse RecoveryCharge
Forward Turn-On Time
Min. Typ. Max. Units
Conditions
D
MOSFET symbol
––– ––– -74
showing the
A
G
integral reverse
––– ––– -260
p-n junction diode.
S
––– ––– -1.6
V
T
J
= 25°C, I
S
= -38A, V
GS
= 0V
––– 89 130
ns
T
J
= 25°C, I
F
= -38A
––– 230 350
µC di/dt = -100A/µs
Intrinsic turn-on time is negligible (turn-on is dominated by L
S
+L
D
)
Notes:
Repetitive rating; pulse width limited by
max. junction temperature. ( See fig. 11 )
I
SD
≤
-38A, di/dt
≤
-270A/µs, V
DD
≤
V
(BR)DSS
,
T
J
≤
175°C
Starting T
J
= 25°C, L = 1.3mH
R
G
= 25Ω, I
AS
= -38A. (See Figure 12)
Pulse width
≤
300µs; duty cycle
≤
2%.
IRF [ INTERNATIONAL RECTIFIER ]
