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L9788 Datasheet(PDF) 77 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) 77 Page - STMicroelectronics

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DS12308 Rev 4
77/264
L9788
Multi-voltage regulator supplies
263
6.6
VDD_IO
VDD_IO pin is the external supply pin for internal I/O circuit.
-
Rgate_source
-
-
1
-
MΩ
-
-
Rgate_source
-
-
1
-
MΩ
--
gfs
Forward
Transconductanc
e
VDS = 25 V, ID = 10 A
4.5
-
-
S
-
VGS(th)
Gate Threshold
Voltage
VDS = VGS, ID =
250 μA
2.0
-
4.0
V
-
Ciss
input capacitance
of external FET
-
-
370
1020
pF
VDD5_GATE
Table 35. Linear controller pre-driver. External components characteristics (continued)
Symbol
Parameter
Note
Min
Typ
Max
Unit
Pin
Table 36. VDD_IO electrical characteristics
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
Pin
IVDD_IO
Input current of
VDD_IO
VB=14V, all VDD_IO
related pin without load
24.8
8
mA
VDD_IO
VVDD_IO
Operation range -
3.1
-
5.5
V
VDD_IO
VDDIO_UV_LOW
Under voltage
threshold on pin
VDDIO
-2.9
3.0
3.1
V
VDD_IO
Tf_VDD_IO_UV
Under voltage
filter time(1)
Tested by scan
3
-
10
µs
VDD_IO
1. Fault detection during power up sequence is masked until RSTN release to avoid false triggering at ramp-up phase.



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