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L9680 Datasheet(PDF) 244 Page - STMicroelectronics

Part # L9680
Description  Automotive advanced airbag for mid/high end applications and cut-off battery IC
PDF  286 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9680 Datasheet(HTML) 244 Page - STMicroelectronics

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Electrical characteristics
L9680
244/286
DS11615 Rev 7
6
TFLT_TSD_ERBST
Thermal shutdown filter
time
-
-
-
10
µs
7
TSOFTST_ERBST
ERBOOST Soft-start
Time
Design Info.
Time from activation of
ERBOOST when
overcurrent is 40% of
IOC_ERBST
(IOC_ERBST_ERON) to
instant when overcurrent
is 100% of IOC_ERBST
(IOC_ERBST_ERON)
-
-
1075
µs
Table 37. ERBoost regulator AC specifications (continued)
No
Symbol
Parameter
Conditions
Min
Typ
Max Unit
Table 38. ERBOOST Converter external components design info
No
Symbol
Component
Conditions
Min
Typ
Max
Unit
1
LERBST
Inductance
-
8
10
12
µH
2
ESLERBST
Inductance resistance
-
-
-
0.1
Ω
3
CBLK_ERBST
Output bulk capacitance to
ensure regulator stability
Min cap value including
derating factors
1
2.2
-
µF
4
ESRCBLK_ERBST Bulk capacitor ESR
-
-
50
mΩ
5
VFSTR_ERBST
Steering diode forward
voltage
IF=100 mA
-
-
0.85
V
6
ILKGSTR_ERBST
Steering diode reverse
leakage
Ta = 95 °C
-
-
3
mA



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