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VNH7040AY Datasheet(PDF) 5 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) 5 Page - STMicroelectronics

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DocID028118 Rev 5
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VNH7040AY
List of figures
5
List of figures
Figure 1.
Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 2.
Configuration diagram (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Figure 3.
Current and voltage conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10
Figure 4.
TDSTKON. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Figure 5.
Definition of the low-side switching times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Figure 6.
Definition of the high-side switching times . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 7.
Low-side turn-on delay time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 8.
Time to shutdown for the low-side driver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 9.
Input reset time for HSD-fault unlatch. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .22
Figure 10.
Input Reset time for LSD-fault unlatch . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .23
Figure 11.
OFF-state diagnostic delay time from rising edge of VOUT (tD_VOL) . . . . . . . . . . . . . . . . . . 23
Figure 12.
State diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 13.
Normal operative conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 14.
OUT shorted to ground and short clearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 15.
OUT shorted to VCC and short clearing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Figure 16.
Typical application schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 17.
MultiSense analog monitoring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 18.
P-channel MOSFET connected to the VCC pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 19.
Open load detection in off-state - configuration two half-bridges . . . . . . . . . . . . . . . . . . . . 33
Figure 20.
Open load detection in off-state - configuration full-bridge . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 21.
PowerSSO-36™ PC board . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .36
Figure 22.
Chipset configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 23.
Auto and mutual Rthj-amb vs PCB copper area in open box free air condition . . . . . . . . . . 37
Figure 24.
HSD thermal impedance junction ambient single pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 25.
LSD thermal impedance junction ambient single pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 26.
Electrical equivalent model . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 27.
PowerSSO-36 TP package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Figure 28.
PowerSSO-36 TP tube shipment (no suffix) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 29.
PowerSSO-36 TP tape and reel shipment (suffix “TR”) . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 30.
PowerSSO-36 marking information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45



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