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L9524C Datasheet(PDF) 6 Page - STMicroelectronics

Part # L9524C
Description  Glow plug system control IC
PDF  27 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9524C Datasheet(HTML) 6 Page - STMicroelectronics

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Pins description
L9524C
6/27
2
Pins description
Figure 2.
Pin connection (top view)
Table 2.
Pins description
Pins #
Name
Function
1
SP1
Positive sense input, glow plug 1
2
G1
Driver output for external high-side power MOSFET, transistor 1
3
SN1
Negative sense input, glow plug 1
4
SP2
Positive sense input, glow plugs 2 and 5
5
G2
Driver output for external high-side power MOSFET, transistor 2
6
SN5
Negative sense input, glow plug 5
7
SN2
Negative sense input, glow plug 2
8
BAT
Battery voltage input
9
DO
Diagnostic output
10
VS
Supply voltage input
11
CP
Charge pump output
12
OCT
Overcurrent threshold setting
13
IO
Transistor mode: input for selection of power regulation feature
Relay mode: output to control external relay driver
14
CUR
Power MOSFET gate charge/discharge current setting
15
MS
Mode selection input: transistor modes (transistor sense / shunt sense) / relay mode
16
GND
Ground pin
17
CI
Control input
18
SN4
Negative sense input, glow plug 4
19
SN6
Negative sense input, glow plug 6
20
G4
Driver output for external high-side power MOSFET, transistor 4
21
SP4
Positive sense input, glow plugs 4 and 6
22
SN3
Negative sense input, glow plug 3
23
G3
Driver output for external high-side power MOSFET, transistor 3
24
SP3
Positive sense input, glow plug 3
SP1
G1
SN1
SP2
G2
SN2
SN5
BAT
DO
GND
CI
SN4
G4
SN6
SP4
SN3
G3
SP3
1
3
2
4
5
6
7
8
9
22
21
20
19
18
16
17
15
23
10
24
VS
MS
SO24
CP
CUR
11
14
13
12
OCT
IO



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