MP3367

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

MP3367 Rev. 1.0

www.MonolithicPower.com

20

6/17/2019

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Table 2: Function Set Register 2

Addr: 0x01

Bit

Bit Name

Access

Default

Description

7

PSE

RW

0

Phase shift enable bit.

0: Phase shift disabled

1: Phase shift enabled

6:5

TH_S1:0

RW

01

LED short protection threshold set bit.

00: 2.5V

01: 5V

10: 7.5V

11: 10V

4:3

FSW1:0

RW

01

Switching frequency set bit.

00: 200kHz

01: 400kHz

10: 1MHz

11: 2.2MHz

Float FREQ if this register is used.

2:0

CH2:0

RW

000

Channel selection bit.

000: All six channels are in use

001: LED1-5 in use

010: LED1-4 in use

011: LED1-3 in use

100: LED1-2 in use

101: LED1 in use

110, 111: Reserved