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L9969X bảng dữ liệu(PDF) 3 Page - STMicroelectronics

tên linh kiện L9969X
Giải thích chi tiết về linh kiện  Automotive chip for single and dual H-bridge
PDF  70 Pages
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nhà sản xuất  STMICROELECTRONICS [STMicroelectronics]
Trang chủ  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9969X bảng dữ liệu(HTML) 3 Page - STMicroelectronics

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Figure 2. L9969T twin bridge IC block diagram
OUT11
PGND1
VS1
Charge-
pump
VCP1
HS1 driver +
power MOS
LS1 driver +
power MOS
LS
current-sense
+ current A/D
Current
feedback
output chain
CF1
Digital
block
NVM
(Non-volatile
memory)
Internal
referencing
and regulators
VDD1
Tj
sensor
+ A/D
VDD2
monitor
VS
undervoltage
monitor
SO
AGND1
AGND2
VDD2
Internal
short
GNDNABE1
GNDNABE2
OUT12
VDD1
monitor
OUT21
PGND2
VS2
OUT22
CF2
SI
SCK
NSSx
DIRx
PWMx
DISx
NABE1
Input
digital
buffer
Internal
pull-down
NABE2
Internal
pull-down
BRIDGE 1
Input
digital
buffer
HS2 driver +
power MOS
LS2 driver +
power MOS
Current
feedback
output chain
Charge-
pump
VCP2
HS1 driver +
power MOS
LS1 driver +
power MOS
OFF
diagnostics
Tj
sensor
+ A/D
BRIDGE 2
HS2 driver +
power MOS
LS2 driver +
power MOS
LS
current-sense
+ current A/D
HS+LS
overcurrent
detection
OFF
diagnostics
HS+LS
overcurrent
detection
HS11 command
HS12 command
LS12 command
LS11 command
HS21 command
HS22 command
LS22 command
LS21 command
TEST
(used for factory test-mode only)
L9969x
Block diagram and pin description
DS14029 - Rev 6
page 3/70



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