STGAP1STR datasheet(55/67 Pages) STMICROELECTRONICS

Part #	STGAP1STR

Description	gapDRIVE™: galvanically isolated single gate driver

PDF	67 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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DocID027190 Rev 3

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STGAP1S

Programming manual

9.2.4

CFG4 register (isolated side)

The CFG4 register has the structure of Table 37.

The OVLO_EN bit enables the OVLO protection on the VH and VL power supply according

to Table 38.

The UVLOlatch bit sets if the UVLO is latched or not (refer to Section 7.4 on page 29 for

details).

Table 36. 2-level turn-off time value

2LTOtime [3 ... 0]

2-level turn-off time value [µs]

0000

Disabled

0001

0.75

0010

1.00

0011

1.50

0100

2.00

0101

2.50

0110

3.00

0111

3.50

1000

3.75

1001

4.00

1010

4.25

1011

4.50

1100

4.75

1101

5.00

1110

5.25

1111

5.50

Table 37. CFG4 register

Bit 7

Bit 6

Bit 5

Bit 4

Bit 3

Bit 2

Bit 1

Bit 0

OVLO_EN UVLOlatch

VLONth

VHONth

Default/reset

Table 38. VH and VL supply voltages OVLO enable

OVLO_EN

OVLO supply voltage enable

Disabled

Enabled

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