2

RT4533/A

www.richtek.com

DS4533/A-02

September 2015

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Copyright

2015 Richtek Technology Corporation. All rights reserved.

is a registered trademark of Richtek Technology Corporation.

Functional Pin Description

Pin No.

Pin Name

Pin Function

1

LX

Switch Node.

2

GND

Ground.

3

FB

Feedback Voltage Input. Put a resistor to GND to setting the current.

4

EN

Enable Control Input (PWM Dimming).

5

VOUT

Output Voltage Pin.

6

VIN

Supply Voltage Input.

TSOT-23-6

(TOP VIEW)

Pin Configurations

LX GND FB

VIN VOUT EN

4

23

5

6