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VNH7040AY Datasheet(PDF) 2 Page - STMicroelectronics

Part # VNH7040AY
Description  Automotive fully integrated H-bridge motor driver
PDF  48 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

VNH7040AY Datasheet(HTML) 2 Page - STMicroelectronics

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Contents
VNH7040AY
2/48
DocID028118 Rev 5
Contents
1
Block diagram and pin description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
2
Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.1
Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
2.2
Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
2.3
Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
2.4
Waveforms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
3
Protections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.1
Power limitation (high side driver) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
3.2
Thermal shutdown (high side and low side) . . . . . . . . . . . . . . . . . . . . . . . 28
3.3
Current limitation and over current detector . . . . . . . . . . . . . . . . . . . . . . . 28
4
Typical application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
5
MultiSense operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.1
MultiSense analog monitoring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
5.2
Multisense diagnostics flag in fault conditions . . . . . . . . . . . . . . . . . . . . . 31
6
Reverse battery protection . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
7
Open Load detection in off-state . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
8
Immunity against transient electrical disturbances . . . . . . . . . . . . . . . 35
9
Package and PCB thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1
PowerSSO-36 thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
9.1.1
Thermal resistances definition (values according to the PCB heatsink
area) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
9.2
Thermal Characterization during transients . . . . . . . . . . . . . . . . . . . . . . . 38
10
Package and packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
10.1
PowerSSO-36 TP package information . . . . . . . . . . . . . . . . . . . . . . . . . . 42
10.2
PowerSSO-36 TP packing information . . . . . . . . . . . . . . . . . . . . . . . . . . . 44



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