DIO69209

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DIO69209• Rev. 1.7

Ordering Information

Part Number

Top Marking

RoHS

TA

Package

DIO69209TST6

W209

Green

-40 to 85°C

TSOT23-6

Tape & Reel, 3000

Marking Definition

Pin Assignments

Figure 1. TSOT23-6 (Top view)

Pin Definitions

Pin Name

Description

GND

Power ground

SW

Inductor pin. Connect this pin to the switching node of inductor.

VIN

Power input

FB

Output feedback pin. Connect this pin to the center point of the output resistor divider

(as shown in Figure 1) to program the output voltage: VOUT = 0.765 × (1+R1/R2).

EN

Enable control. Pull high to turn on. Do not float.

BS

Bootstrap. Connect a capacitor and a resistor between SW and BS pins to form a floating supply

across the high-side switch driver. Recommend to use 0.1 μF BS capacitor.