MP5030C

– USB CHARGING PORT CONTROLLER SUPPORTING CDP, DCP, AND QC3.0

MP5030C Rev. 1.01

www.MonolithicPower.com

10

9/28/2018

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PIN FUNCTIONS

Package

Pin #

Name

Description

1

DP

D+ data line to USB connector. DP is the input/output used for handshaking with

portable devices.

2

DM

D- data line to USB connector. DM is the input/output used for handshaking with

portable devices.

3

ILIM

Set the current limit level. Place a resistor between ILIM and GND to achieve a

high-accuracy current limit.

4

ADJ

Output voltage adjustment. ADJ sinks a current from the upstream DC/DC

converter's FB pin to ground to regulate the DC/DC converter's output voltage. ADJ

also supports line drop compensation.

5

MODE

USB mode control. Float MODE to operate the USB in DCP mode without the QC

function. Pull MODE high to operate the USB in DCP mode with the QC function.

Pull MODE low to operate the USB in CDP mode.

MODE has a 1MΩ pull-up resistor

to an internal +1.2V source.

6

GND

Ground.

7

IN

Supply voltage.

8

OUT

Output of the USB current limit switch.

9

DM_OUT

D- data line to the USB host controller.

10

DP_OUT

D+ data line to the USB host controller.