DRV8702D-Q1 Datasheet, PDF (46/66 Pages) Texas Instruments – Automotive Half-Bridge Gate Driver

DRV8702D-Q1, DRV8703D-Q1
SLVSDX8 – MARCH 2017
www.ti.com
7.6.2.4 Config Control Register Name (address = 0x05h)
Config control is shown in Figure 52 and described in Table 22.
Return to Summary Table.
Read and write
Figure 52. Config Control Register
7
6
TOFF
R/W-00b
Bit Field
7-6 TOFF
5
CHOP_IDS
4-3 VREF_SCL
2
SH_EN
1-0 GAIN_CS
5
CHOP_IDS
R/W-0b
4
3
VREF_SCL
R/W-00b
2
SH_EN
R/W-0b
1
0
GAIN_CS
R/W-01b
Table 22. Config Control Field Descriptions
Type
R/W
R/W
R/W
R/W
R/W
Default
00b
0b
00b
0b
01b
Description
Off time for PWM current chopping
00b = 25 µs
01b = 50 µs
10b = 100 µs
11b = 200 µs
Disables current regulation (enabled by default)
Scale factor for the VREF input
00b = 100%
01b = 75%
10b = 50%
11b = 25%
Enables sample and hold operation of the shunt amplifier
(disabled by default)
Shunt amplifier gain setting
00b = 10 V/V
01b = 19.8 V/V
10b = 39.4 V/V
11b = 78 V/V
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