IRFZ44VZS_L
4 www.irf.com
Fig 8. Maximum Safe Operating Area
Fig 6. Typical Gate Charge Vs.
Gate-to-Source Voltage
Fig 5. Typical Capacitance Vs.
Drain-to-Source Voltage
Fig 7. Typical Source-Drain Diode
Forward Voltage
1 10 100
V
DS
, Drain-to-Source Voltage (V)
0
500
1000
1500
2000
2500
3000
C
,
C
a
p
a
c
i
t
a
n
c
e
(
p
F
)
Coss
Crss
Ciss
V
GS
= 0V, f = 1 MHZ
C
iss
= C
gs
+ C
gd
, C
ds
SHORTED
C
rss
= C
gd
C
oss
= C
ds
+ C
gd
0 102030405060
Q
G
Total Gate Charge (nC)
0
4
8
12
16
20
V
G
S
,
G
a
t
e
-
t
o
-
S
o
u
r
c
e
V
o
l
t
a
g
e
(
V
)
V
DS
= 48V
VDS= 30V
VDS= 12V
I
D
= 34A
FOR TEST CIRCUIT
SEE FIGURE 13
0.2 0.6 1.0 1.4 1.8
V
SD
, Source-toDrain Voltage (V)
0.1
1.0
10.0
100.0
1000.0
I
S
D
,
R
e
v
e
r
s
e
D
r
a
i
n
C
u
r
r
e
n
t
(
A
)
T
J
= 25°C
T
J
= 175°C
V
GS
= 0V
1 10 100 1000
V
DS
, Drain-toSource Voltage (V)
0.1
1
10
100
1000
I
D
,
D
r
a
i
n
-
t
o
-
S
o
u
r
c
e
C
u
r
r
e
n
t
(
A
)
Tc = 25°C
Tj = 175°C
Single Pulse
1msec
10msec
OPERATION IN THIS AREA
LIMITED BY R
DS
(on)
100µsec
IRFZ44VZS_L
www.irf.com 5
Fig 11. Maximum Effective Transient Thermal Impedance, Junction-to-Case
Fig 9. Maximum Drain Current Vs.
Case Temperature
Fig 10. Normalized On-Resistance
Vs. Temperature
25 50 75 100 125 150 175
T
J
, Junction Temperature (°C)
0
10
20
30
40
50
60
I
D
,
D
r
a
i
n
C
u
r
r
e
n
t
(
A
)
-60 -40 -20 0 20 40 60 80 100 120 140 160 180
T
J
, Junction Temperature (°C)
0.5
1.0
1.5
2.0
2.5
R
D
S
(
o
n
)
,
D
r
a
i
n
-
t
o
-
S
o
u
r
c
e
O
n
R
e
s
i
s
t
a
n
c
e
(
N
o
r
m
a
l
i
z
e
d
)
I
D
= 34A
V
GS
= 10V
1E-006 1E-005 0.0001 0.001 0.01 0.1
t
1
, Rectangular Pulse Duration (sec)
0.001
0.01
0.1
1
10
T
h
e
r
m
a
l
R
e
s
p
o
n
s
e
(
Z
t
h
J
C
)
0.20
0.10
D = 0.50
0.02
0.01
0.05
SINGLE PULSE
( THERMAL RESPONSE )
Notes:
1. Duty Factor D = t1/t2
2. Peak Tj = P dm x Zthjc + Tc
Ri (°C/W) τi (sec)
0.960 0.00044
0.680 0.00585
τ
J
τ
J
τ
1
τ
1
τ
2
τ
2
R
1
R
1
R
2
R
2
τ
τ
C
Ci i/Ri
Ci= τi/Ri
IRFZ44VZS_L
6 www.irf.com
Q
G
Q
GS
Q
GD
V
G
Charge
10 V
Fig 13b. Gate Charge Test Circuit
Fig 13a. Basic Gate Charge Waveform
Fig 12c. Maximum Avalanche Energy
Vs. Drain Current
Fig 12b. Unclamped Inductive Waveforms
Fig 12a. Unclamped Inductive Test Circuit
t
p
V
(BR)DSS
I
AS
Fig 14. Threshold Voltage Vs. Temperature
R
G
I
AS
0.01
t
p
D.U.T
L
V
DS
+
-
V
DD
DRIVER
A
15V
20V
V
GS
25 50 75 100 125 150 175
Starting T
J
, Junction Temperature (°C)
0
50
100
150
200
250
300
E
A
S
,
S
i
n
g
l
e
P
u
l
s
e
A
v
a
l
a
n
c
h
e
E
n
e
r
g
y
(
m
J
)
I
D
TOP
3.8A
5.0A
BOTTOM
34A
-75 -50 -25 0 25 50 75 100 125 150 175
T
J
, Temperature ( °C )
1.0
2.0
3.0
4.0
V
G
S
(
t
h
)
G
a
t
e
t
h
r
e
s
h
o
l
d
V
o
l
t
a
g
e
(
V
)
I
D
= 250µA
1K
VCC
DUT
0
L

IRFZ44VZPBF

Mfr. #:
Manufacturer:
Infineon Technologies
Description:
MOSFET MOSFT 60V 57A 12mOhm 43nC
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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