Micrel, Inc.

MIC5019

July 2012

2

Ordering Information

Part Number

Marking

Package

Junction Temperature Range

Lead Finish

MIC5019YFT

H9

4-pin 1.2mm x 1.2mm Thin QFN

-40˚C to +125˚C

Pb-Free

Note:

Thin QFN pin 1 identifier = “▲”

Pin Configuration

1.2mm x 1.2mm Thin QFN (FT)

(TOP View)

Pin Description

Pin

Number

Pin Name

Pin Function

1

VDD

Supply Voltage: +2.7V to +9V supply.

2

GND

Ground.

3

IN

Control Input: Logic high drives the gate output above the supply voltage. Logic low forces the

gate output near ground. Do not leave this pin floating.

4

OUT

Gate Output: Connection to gate of external MOSFET.