MP3367

– 6-CHANNEL BOOST WLED DRIVER WITH HIGH DIM RATIO AND I2C

MP3367 Rev. 1.0

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21

6/17/2019

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Table 3: Fault Register

Addr: 0x02

Bit

Bit Name

Access

Default

Description

7

SEN

RW

0

Short all LED protection @ DPWM > 2%.

0: Disable

1: Enable

6

TCOMP

RW

0

COMP-saturated time-select bit for short LEDX to GND.

0: 20ms

1: 40ms

5

FT_LEDG

R

0

LEDX short to GND protection fault indication bit. If a fault

occurs, the fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.

4

FT_OTP

R

0

Over-temperature protection fault indication bit. If a fault

occurs, the fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.

3

FT_UVP

R

0

Output under-voltage protection fault indication bit. If a fault

occurs, the fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.

2

FT_OCP

R

0

Over-current protection fault indication bit. If a fault occurs, the

fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.

1

FT_LEDS

R

0

LED current source short fault indication bit. If a fault occurs,

the fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.

0

FT_LEDO

R

0

LED current source open fault indication bit. If a fault occurs,

the fault bit remains 1 until readback or power reset.

0: No fault

1: Fault

The fault status can latch off until it is reset to 0 after this bit is

read.