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TPS274C65AS Datasheet(PDF) 62 Page - Texas Instruments

Part # TPS274C65AS
Description  TPS274C65xS 72-mΩ, Quad-Channel Smart High-Side Switch With SPI Interface and Diagnostics
PDF  87 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS274C65AS Datasheet(HTML) 62 Page - Texas Instruments

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9.6.32 FS_SW_STATE Register (Offset = 20h) [Reset = 00h]
FS_SW_STATE is shown in Table 9-44.
Return to the Summary Table.
The register sets the switch state (ON/OFF) of each output channel in case of SPI_ERR or WD_ERR
Table 9-44. FS_SW_STATE Register Field Descriptions
Bit
Field
Type
Reset
Description
7-4
RESERVED
R
0h
Reserved
3
CH4_FS_ON
R/W
0h
Set this bit to 1 to turn on the CH4 FET and CH4 Output ON when
WD_ERR fault has occurred
0h = CH4 Output set to OFF (FET is OFF) when WD_ERR occurs
1h = CH4 Output set to ON (FET is ON) when WD_ERR occurs
2
CH3_FS_ON
R/W
0h
Set this bit to 1 to turn on the CH3 FET and CH4 Output ON when
WD_ERR fault has occurred
0h = CH3 Output set to OFF (FET is OFF) when WD_ERR occurs
1h = CH3 Output set to ON (FET is ON) when WD_ERR occurs
1
CH2_FS_ON
R/W
0h
Set this bit to 1 to turn on the CH2 FET and CH4 Output ON when
WD_ERR fault has occurred
0h = CH2 Output set to OFF (FET is OFF) whenWD_ERR occurs
1h = CH2 Output set to ON (FET is ON) when WD_ERR occurs
0
CH1_FS_ON
R/W
0h
Set this bit to 1 to turn on the CH1 FET and CH4 Output ON when
WD_ERR fault has occurred
0h = CH1 Output set to OFF (FET is OFF) when WD_ERR occurs
1h = CH1 Output set to ON (FET is ON) when WD_ERR occurs
9.6.33 DEV_CONFIG1 Register (Offset = 21h) [Reset = 0Ah]
DEV_CONFIG1 is shown in Table 9-45.
Return to the Summary Table.
Current limit setting and duration of initial inrush level and time channel 1/2
Table 9-45. DEV_CONFIG1 Register Field Descriptions
Bit
Field
Type
Reset
Description
7-4
ILIM_DURATION_12
R/W
0h
Sets the delay period during with inrush current limit level applies
(Ch1 and Ch2).
0h = 0ms
1h = 2ms
2h = 4ms
3h = 6ms
4h = 8ms
5h = 10ms
6h = 12ms
7h = 16ms
8h = 20ms
9h = 24ms
Ah = 28ms
Bh = 32ms
Ch = 40ms
Dh = 48ms
Eh = 56ms
Fh = 64ms
TPS274C65
SLVSFZ2B – APRIL 2023 – REVISED OCTOBER 2023
www.ti.com
62
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Product Folder Links: TPS274C65



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