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L5965 Datasheet(PDF) 5 Page - STMicroelectronics

Part # L5965
Description  Power management for automotive vision and radar systems
PDF  73 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L5965 Datasheet(HTML) 5 Page - STMicroelectronics

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No.
Pin name
Pin type
Description
17
PH3
O
Switching node BUCK3
18
PGND3
G
BUCK3 Power ground
19
VREG3_S
I
BUCK3 regulated voltage output (to internal voltage monitors)
20
VREG4_S
I
BUCK4 regulated voltage output (to internal voltage monitors)
21
PGND4
G
BUCK4 Power ground
22
PH4
O
Switching node BUCK4
23
VIN4
S
input voltage supply for BUCK4
24
BST4
I/O
Boot-strap capacitor to supply BUCK4 high-side MOS gate-driver circuitry
25
WKUP
I
Wake up input. Internal 200 kΩ pull-down
26
PH5
O
BOOST switching node
27
PGND5
G
BOOST Power ground
28
VBOOST_S
I
BOOST regulated voltage output (to internal voltage monitors)
29
COMP2
I/O
BUCK2 Error Amplifier compensation network
30
VREG2_S
I
BUCK2 regulated voltage output (to internal voltage monitors)
31
PGND2
G
BUCK2 Power ground
32
PH2
O
Switching node BUCK2
33
VBAT2
S
Input voltage supply for BUCK2
34
BST2
I/O
Boot-strap capacitor to supply BUCK2 high-side MOS gate-driver circuitry
35
SYNCIN
I
PWM input frequency for synchronization purpose. Internal current pull-down
36
SYNCOUT
O
PWM output frequency of inner 2.4M oscillator, or SYNCIN if used
37
WDI
I
Watchdog input. WDI is trigger input from MCU
38
CSN
I
SPI: chip select input. Active low. Internal current pull-up
39
DI
I
SPI: serial data input. Internal current pull-down
40
CLK
I
SPI: serial clock input. Internal current pull-down
41
DO
OD
SPI: serial data output (open drain)
42
RESET_B
OD
Reset
43
FAULT
OD
Fault pin detection to MCU
44
DGND
G
Digital GND
45
SGND
G
Signal ground for low noise circuitry
46
AGND
G
Analog GND
47
LDO
O
Linear regulated output
48
VSLDO
S
Input voltage supply for LDO
L5965
Pins description
DS12567 - Rev 3
page 5/73



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