TLE4923 Datasheet, PDF (14/18 Pages) Siemens Semiconductor Group – Dynamic Differential Hall Effect Sensor IC

TLE 4923
If not otherwise specified, all curves reflect typical values at T_j = 25 °C and
V_S = 12 V.
Supply Current and Supply Current
Minimum Switching Field versus
Difference versus Supply Voltage
Frequency
AED02473
AED02475
12
1.2
Ι _S ^mA
Ι _SON
10
mT
B _min
1.0
T _j = 190 C
8
Ι _SON Ι _SOFF
6
T _j = 150 C
0.8
T _j = 25 C
0.6 ^{T j = -40 C}
Ι _SOFF
4
0.4
2
0.2
0
0 5 10 15 20 V 25
V_S
Supply Current and Supply Current
Difference versus Temperature
AED02474
12
mA
Ι_S
Ι _SON
10
0
1
10 100 1000 Hz 10000
f
Mean Value of Switching Induction
1.2
mT
∆B_m
1.0
AED02476
8
Ι _SON Ι _SOFF
6
Ι _SOFF
4
2
0
-40 0 40 80 120 C 200
T_j
Semiconductor Group
0.8
0.6
0.4
∆B_m
=
∆B_OP ∆B_RP
2
0.2 f = 200 Hz
typ
0
-40 0 40 80 120 C 200
T_j
14
1998-04-29