Datasheet

IRL1404Z/S/LPbF
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
-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
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
= 75A
V
GS
= 10V
1E-006 1E-005 0.0001 0.001 0.01 0.1 1
t
1
, Rectangular Pulse Duration (sec)
0.0001
0.001
0.01
0.1
1
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)
0.185
0.000213
0.241 0.001234
0.227 0.021750
τ
J
τ
J
τ
1
τ
1
τ
2
τ
2
τ
3
τ
3
R
1
R
1
R
2
R
2
R
3
R
3
τ
τ
C
Ci i/Ri
Ci= τi/Ri
25 50 75 100 125 150 175
T
C
, Case Temperature (°C)
0
50
100
150
200
I
D
,
D
r
a
i
n
C
u
r
r
e
n
t
(
A
)
Limited By Package