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| BTS949_00 Datasheet, PDF (8/11 Pages) Infineon Technologies AG – Smart Lowside Power Switch | |||
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Typ. current limit versus RCC
ID(lim) = f(RCC); Tj=25°C
Parameter: VIN
250
A
10V
200
175
150
125
100
5V
75
50
25
010 -2 10 -1 10 0
10 1
10 2
Transient thermal impedance
ZthJC = f (tp)
parameter : D = tp/T
10 0
K/W
D=0.5
10 -1
0.2
0.1
0.05
10 -2
0.02
0.01
0.005
⦠10 4
RCC
BTS 949
Typ. current sense characteristics
VCC = f(ID); VIN=10V
Parameter: RCC, Tj
600
mV
500
no Rcc
450
25°C
400
350
82 Ohm
300
125°C
250
47 Ohm
200
150
22 Ohm
100
50
00
10 20 30 40 50 A 65
ID
10 -3
0
10
-4
10
-7
10 -6
10 -5
10 -4
10 -3
10 -2
10 -1
10 0
s
tP
10 2
Page 8
07.06.2000
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