Datasheet

ISP 452
Page 7 2006-03-01
Max. allowable power dissipation
P
tot
= f (T
A
,T
SP
)
P
tot
[W]
0
2
4
6
8
10
12
14
16
18
0 25 50 75 100 125 150
T
A
T
SP
T
A,
T
SP
[°C]
On state resistance (Vbb-pin to OUT-pin)
R
ON
= f (Tj); V
bb
= 13.5 V; I
L
= 0.5 A
R
ON
[Ω]
0
0.05
0.1
0.15
0.2
0.25
0.3
0.35
0.4
-50 -25 0 25 50 75 100 125 150
98%
T
j
[°C]
Current limit characteristic
I
L(SC)
= f (V
on
); (V
on
see terms schematic below)
I
L(SC)
[A]
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
02468101214
25°C
150°C
-40°C
V
on
[V]
Typ. input current
I
IN
= f (V
IN
); V
bb
= 13.5 V
I
IN
[µA]
0
5
10
15
20
25
30
35
40
45
50
02468101214
-40°C
+150°C
+25°C
V
IN
[V]