DRV3202-Q1_15 Datasheet, PDF (31/39 Pages) Texas Instruments – 3-Phase Brushless Motor Driver

DRV3202-Q1
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THERMAL SHUTDOWN
SLVSBJ4A – OCTOBER 2012 – REVISED DECEMBER 2012
Description
The device has temperature sensors that produce a pre-driver stop condition if the chip temperature exceeds
175°.
IPTAT
TSD
Figure 30. Thermal Shutdown Block Diagram
THERMAL SHUTDOWN ELECTRICAL CHARACTERISTICS
VB = 12 V, T_A = –40°C to 125°C (unless otherwise specified)
PARAMETER
CONDITIONS
THERMAL SHUT DOWN
TSD⁽¹⁾ Thermal shut down threshold
(1) Specified by design
MIN TYP MAX UNITS
155 175 195 °C
OSCILLATOR
Description
Oscillator block generates two 10-MHZ clock signals. OSC1 is the main clock used for internal logic
synchronization and timing control. OSC2 is the secondary clock which is used to monitor the status of OSC1.
VREF
OSC1(OSC2)
Figure 31. Oscillator Block Diagram
Copyright © 2012, Texas Instruments Incorporated
Product Folder Links: DRV3202-Q1
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