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L9788 Datasheet(PDF) 116 Page - STMicroelectronics

Part # L9788
Description  Multifunction IC for automotive engine management system
PDF  264 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9788 Datasheet(HTML) 116 Page - STMicroelectronics

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High/low-side drivers - STARTER STR[1:3]
L9788
116/264
DS12308 Rev 4
I_HS_PD1
Diagnostic pull
down current in
high-side
configuration
In OFF condition, OUTx
STRx_SRC >VHVT,
Ipupd_EN
IPUPD_EN_STRx =ENB,
Ipupd_MODE =”1”
2.5
3.6
4.7
mA
STR1/2/3
I_HS_PD2
In OFF condition, OUTx
STRx_SRC >VHVT,
Ipupd_EN
IPUPD_EN_STRx =ENB,
Ipupd_MODE =”0”
40
70
100
µA
STR1/2/3
I_HS_PU1
Diagnostic pull
up current in
high-side
configuration
In OFF condition,
OUTx STRx_SRC
<VOUTOPEN,
Ipupd_EN
IPUPD_EN_STRx =ENB
STR_SRCx = 1.9 V
35
-
75
µA
STR1/2/3
I_HS_PU2
In OFF condition,
OUTx STRx_SRC
<VOUTOPEN,
Ipupd_EN
IPUPD_EN_STRx =ENB
STR_SRCx = 0 V
100
-
180
µA
STR1/2/3
I_HS_OUT_Dis1
Output current
in high-side
configuration
(measured on
STR_SRC)
OFF condition, Diagoff
disabled,
STR_SRC > or = 0 V
-15
-
+15
µA
STR1/2/3
I_HS_OUT_Dis2
OFF condition, Diagoff
disabled,
STR_SRC < 0 V
-190
-
+10
µA
STR1/2/3
V_negative_threshold
Output voltage
of STR_SRC
below which the
output current is
measured again
OFF condition, Diagoff
disabled
Guaranteed by design
-
-
-0.2
V
STR1/2/3
V_positive_threshold
Positive
threshold of
internal
comparator
responsible of
remove output
current on
STR_SRC pin
(over this
voltage
negligible
current is
guaranteed by
compensation
circuit)
OFF condition, Diagoff
disabled
Guaranteed by design
-
1.8
-
V
STR1/2/3
Table 50. High/low-side driver - STARTER electrical characteristics (continued)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Pin



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