ADP151

Rev. 0 | Page 6 of 24

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS

NC = NO CONNECT

TOP VIEW

(Not to Scale)

ADP151

1

2

3

5

4

VIN

GND

EN

VOUT

NC

Figure 3. 5-Lead TSOT Pin Configuration

1

2

A

B

TOP VIEW

(Not to Scale)

VIN

VOUT

EN

GND

Figure 4. 4-Ball WLCSP Pin Configuration

Table 4. Pin Function Descriptions

Pin No.

Mnemonic

Description

TSOT

WLCSP

1

A1

VIN

Regulator Input Supply. Bypass VIN to GND with a 1 µF or greater capacitor.

2

B2

GND

Ground.

3

B1

EN

Enable Input. Drive EN high to turn on the regulator; drive EN low to turn off the regulator. For automatic

startup, connect EN to VIN.

4

N/A

NC

No Connect. Not connected internally.

5

A2

VOUT

Regulated Output Voltage. Bypass VOUT to GND with a 1 µF or greater capacitor.