MPQ7220

– 6-CHANNEL BOOST LED DRIVER WITH MAX 100mA/CHANNEL

MPQ7220 Rev. 1.0

MonolithicPower.com

12

7/30/2019

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2019 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 12V, L = 22μH, LED = 6P12S, fSW = 470kHz, ISET = 100mA, TA = 25°C, unless otherwise noted.

Start-Up through EN

ISET = 100mA

Start-Up through EN

ISET = 100mA

CH2: VEN

CH3: ILED

CH4: IL

CH1: VSW

CH2: VEN

CH3: ILED

CH4: IL

CH1: VSW

PWM Dimming Steady State

Dimming frequency = 100Hz

PWM Dimming Steady State

Dimming frequency = 2kHz

CH2: VDIM

CH3: ILED

CH4: IL

CH1:VSW

CH2: VDIM

CH3: ILED

CH4: IL

CH1:VSW

PWM Dimming

Start-Up through VIN

PWM Dimming

Shutdown through VIN

CH2：VIN

CH1：VDIM

CH3: ILED

CH4：IL

R1：VSW

CH2：VIN

CH1：VDIM

CH3: ILED

CH4：IL

R1：VSW