Datasheet

Data Sheet 9 Rev 1.3, 2010-03-16
Smart High-Side Power Switch
BTS712N1
Input circuit (ESD protection), IN1...4
,1
*1'
,
5
(6'='
,
,
,
ESD zener diodes are not to be used as voltage clamp at
DC conditions. Operation in this mode may result in a drift of
the zener voltage (increase of up to 1 V).
Status output, ST1/2 or ST3/4
67
*1'
(6'
='
9
5
6721
ESD-Zener diode: 6.1 V typ., max 5.0 mA; R
ST(ON)
< 380 Ω
at 1.6 mA, ESD zener diodes are not to be used as voltage
clamp at DC conditions. Operation in this mode may resul
t in
a drift of the zener voltage (increase of up to 1 V).
Inductive and overvoltage output clamp,
OUT1...4
9
EE
287
352)(7
9
=
9
21
3RZHU*1'
V
ON
clamped to V
ON(CL)
= 47 V typ.
Overvoltage protection of logic part
GND1/2 or GND3/4
9
EE
,1
67
67
5
*1'
*1'
5
6LJQDO*1'
/RJLF
9
=
,1
5
,
9
=
V
Z1
= 6.1 V typ., V
Z2
= 47 V typ., R
I
= 3.5 kΩ typ.,
R
GND
= 150 Ω
Reverse battery protection
*1'
/RJLF
67
5
,1
67
9
287
/
5
3RZHU*1'
*1'
5
6LJQDO*1'
3RZHU
,QYHUVH
,
5
9
EE

'LRGH
R
GND
= 150 Ω, R
I
= 3.5 kΩ typ,
Temperature protection is not active during inverse current
operation.
Open-load detection, OUT1...4
OFF-state diagnostic condition:
V
OUT
> 3 V typ.; IN low
2SHQORDG
GHWHFWLRQ
/RJLF
XQLW
9
287
6LJQDO*1'
,
/2/
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