ISL78226 Datasheet, PDF (84/94 Pages) Intersil Corporation – Cycle-by-cycle peak current limiting

ISL78226
Potential BAT12 Short to GND flag (0xD8: Bit 1)
The device detected the potential short of BAT12 to GND.
0XD7 BIT1
0
BAT12 is not shorted to GND.
1
Potentially BAT12 is shorted to GND.
DESCRIPTION
Potential L/S NMOS Short flag (0xD8: Bit 2)
The device detected the potential external low-side NMOS short.
0XD7 BIT2
0
L/S NMOS not shorted.
1
Potentially L/S NMOS is shorted.
DESCRIPTION
Potential BAT48 Short to GND flag (0xD8: Bit 3)
The device detected the potential short of BAT48 to GND.
0XD7 BIT3
0
BAT48 is not shorted to GND.
1
Potentially BAT48 is shorted to GND.
DESCRIPTION
Potential Switching NMOS Short at Flyback flag (0xD8: Bit 4)
The device detected the potential short of switching NMOS of Flyback.
0XD7 BIT4
0
Flyback NMOS is not shorted.
1
Potentially Flyback NMOS is shorted.
DESCRIPTION
FAULT STATUS REGISTER-8 (0XD9)
Definition: Fault Status Register-10 -- OC1 or NOC fault channel indicator register
Data Length in Bytes: 1
Data Format: Bit Field
Typical: R/W
Protectable: Yes
Default Value: 00h
Units: N/A
REGISTER NAME
Format
Bit Position
Access
Function
Default Value
7
6
R/W
R/W
Reserved
0
0
FAULT STATUS REGISTER-8 (0XD9)
Bit Field
5
4
3
2
R/W
R/W
R/W
R/W
OC1 or NOC OC1 or NOC OC1 or NOC OC1 or NOC
at Phase-6 at Phase-5 at Phase-4 at Phase-3
0
0
0
0
1
R/W
OC1 or NOC
at Phase-2
0
0
R/W
OC1 or NOC
at Phase-1
0
OC1 or NOC at Phase-1 Indicator (0xD9: Bit 0)
The device detected the OC1 or NOC condition at Phase-1.
0XD9 BIT0
0
OK: No OC1 or NOC condition is detected.
1
OC1 or NOC is detected at Phase-1.
DESCRIPTION
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FN8887.0
November 7, 2016