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UM1557 Datasheet(PDF) 5 Page - STMicroelectronics

Part # UM1557
Description  The aim of this document is to give the design engineer
PDF  111 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

UM1557 Datasheet(HTML) 5 Page - STMicroelectronics

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UM1557
List of tables
Doc ID 023521 Rev 2
5/111
List of tables
Table 1.
Diagnostic truth table . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Table 2.
Reverse battery protection (of monolithic HSDs only) – comparison . . . . . . . . . . . . . . . . . 18
Table 3.
Paralleling bulbs-overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Table 4.
Vsense measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Table 5.
CS pin levels in off-state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Table 6.
Diagnostics–overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Table 7.
External clamping circuitry examples(1/2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
Table 8.
External clamping circuitry examples(2/2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50
Table 9.
Typical load currents and HSDs’ K-factors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Table 10.
Amico’s typical on-board open load and overload thresholds . . . . . . . . . . . . . . . . . . . . . . 86
Table 11.
Amico’s typical on-board open load and overload thresholds . . . . . . . . . . . . . . . . . . . . . . 87
Table 12.
Settings of the ratio Imux/Isense . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Table 13.
Specification of the current sense ratio of the VND5T100AJ . . . . . . . . . . . . . . . . . . . . . . . 95
Table 14.
Specification of AMICO’s Imux/Isense ratio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 96
Table 15.
Recommended max. SPI clock frequency as a function of the series resistance. . . . . . . 100
Table 16.
Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 110



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