MP5083

– 5.5V, 2A LOW RDSON LOAD SWITCH WITH CURRENT MONITORING

MP5083 Rev. 1.1

www.MonolithicPower.com

5

7/12/2017

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PIN FUNCTIONS

QFN-12

(2mmx2mm)

Pin #

Name Description

1

EN

Enable Input. Pulling this pin below the specified threshold shuts the chip down.

2

GND

Ground.

3

VCC

Supply Voltage to the Control Circuitry.

4

IMON

Output Current Monitor. Provides a voltage proportional to the current flowing through

the power device. Place a resistor to ground to set the gain.

5

SS

Soft Start Pin. An external capacitor connected to this pin sets the slew rate of the

output voltage soft start period.

6, 11,

Exposed pad

VIN

Input Power Supply.

9

VOUT Output to the Load.

12

PG

Power Good Pin. Push-Pull output.

7,8,10

NC

NC Pin, Suggest connecting them with VOUT to improve the thermal performance and

be compatible with MP5087 and MP5077.