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L9733XPTR Datasheet(PDF) 3 Page - STMicroelectronics

Part # L9733XPTR
Description  Automotive octal self configuring low/high side driver
PDF  35 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9733XPTR Datasheet(HTML) 3 Page - STMicroelectronics

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DocID11319 Rev 12
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L9733
Contents
3
5.1
Serial data output (DO) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.2
Serial data input (DI) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.3
Chip select (CS) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
5.4
Serial clock (SCLK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
5.5
Initial input command register and fault register SPI cycle . . . . . . . . . . . . 22
5.6
Input command register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
6
Other L9733 features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.1
Charge pump usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.2
Waveshaping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.3
POR register initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
6.4
Thermal shutdown . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
7
Fault operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
7.1
Low-side configured output fault operation . . . . . . . . . . . . . . . . . . . . . . . 25
7.1.1
No latch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
7.1.2
Latch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
7.2
High-side configured output fault operation . . . . . . . . . . . . . . . . . . . . . . . 27
7.2.1
No latch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
7.2.2
Latch mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
8
Application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
9
Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
9.1
PowerSSO-28 (exposed pad) package information . . . . . . . . . . . . . . . . . 32
10
Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34



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