ETAS
Technical Data
XETK-S22.0 - User’s Guide
46
7.6
Power Supply: XETK-S22.0B and XETK-S22.0D
Parameter
Symbol
Condition
Min
Typ
Max Unit
Permanent power
supply
(car battery)
U
Batt
Vehicle usage
1)
6.0
12
36
V
[all /-0%]
Standby current
I
STBY
U
Batt
= 12 V;
ECU off;
I = 0 mA at pin
VDDSTBY;
I = 0 mA at pin
VDDPSTBY;
T = 20 °C
70
95
mA
Operating current I
Batt
U
Batt
= 12 V;
I = 0 mA at pin
VDDSTBY;
I = 0 mA at pin
VDDPSTBY;
T = 20 °C
165
215
mA
Operating current I
Batt
U
Batt
= 12 V;
I = 500 mA at pin
VDDSTBY;
I = 80 mA at pin
VDDPSTBY;
T = 20 °C
215
315
mA
Power dissipation P
Batt
U
Batt
= 12 V;
I = 0 mA at pin
VDDSTBY;
I = 0 mA at pin
VDDPSTBY;
T = 20 °C
1.75
W
Power dissipation P
Batt
U
Batt
= 12 V;
I = 500 mA at pin
VDDSTBY;
I = 80 mA at pin
VDDPSTBY;
T = 20 °C
2.78
W
1)
The XETK-S22.0 implements reverse voltage protection in the same range
and may be used only with central load dump protection.
24 V vehicles require U
Batt
disturbing pulse reduction to 12 V vehicle system.
12 V vehicles don’t require special disturbing pulse reductions.
NOTE
The XETK-S22.0 will accept permanent power supply voltage dips (for addi-
tional details of 3 V low voltage operation, see ISO standard 16750).
