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L9678P Datasheet(PDF) 174 Page - STMicroelectronics

Part # L9678P
Description  Automotive user configurable airbag and battery cut-off IC
PDF  215 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9678P Datasheet(HTML) 174 Page - STMicroelectronics

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Electrical characteristics
L9678P, L9678P-S
174/216
DS11626 Rev 9
16
Electrical characteristics
Every parameter in this chapter is fulfilled down to VINGOOD(max).
No device damage is granted to occur down to VINBAD(min).
GNDA pin is used as ground reference for the voltage measurements performed within the
device, unless otherwise stated.
All the tables or parameters declared "Design Info" are not tested during production testing.
16.1
Configuration and control
All electrical characteristics are valid for the following conditions unless otherwise noted.
-40 °C  Ta  +95 °C, VINGOOD(max)  VIN  35 V.
Table 14. Configuration and control DC specifications
N°
Symbol
Parameter
Condition
Min. Typ. Max. Unit
1
VNOV
Normal operating
voltage
Design Info
Depending on power supply
configuration
6
13
18
V
2
VJSV
Jump start voltage
Design Info -40 °C ≤ Ta ≤ 50 °C
18.00
-
26.50
V
3
VLDV
Load dump voltage
Transient
Design Info
26.50
-
40
V
4
WU_mon
WAKEUP monitor
threshold
-
-
-
1.5
V
5
WU_off
WAKEUP Off threshold -
2
2.5
3
V
6
WU_on
WAKEUP On threshold -
4
4.5
5
V
7
WURPD
WAKEUP pull-down
resistor
-
120
300
480
kΩ
8
VBGOOD1
VBATMON input
voltage thresholds
SYS_CTL(VBATMON_TH_SEL)=0
0
5.5
-
6
V
9
VBBAD1
SYS_CTL(VBATMON_TH_SEL)=0
0
5
-
5.5
V
10
VBGOOD2
SYS_CTL(VBATMON_TH_SEL)=0
1
6.3
-
6.8
V
11
VBBAD2
SYS_CTL(VBATMON_TH_SEL)=0
1
5.8
-
6.3
V
12
VBGOOD3
SYS_CTL(VBATMON_TH_SEL)=1
0
7.5
-
8
V
13
VBBAD3
SYS_CTL(VBATMON_TH_SEL)=1
0
7
-
7.5
V
14
VBGOOD4
SYS_CTL(VBATMON_TH_SEL)=11 8.3
-
8.8
V
15
VBBAD4
SYS_CTL(VBATMON_TH_SEL)=11 7.8
-
8.3
V



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