ADP120
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
VIN 1
5 VOUT
GND 2 TOP VIEW
(Not to Scale)
EN 3
4 NC
NC = NO CONNECT
1
2
A VIN
VOUT
TOP VIEW
(Not to Scale)
B EN
GND
Figure 3. 5-Lead TSOT Pin Configuration
Figure 4. 4-Ball WLCSP Pin Configuration
Table 5. Pin Function Descriptions
Pin No.
TSOT WLCSP Mnemonic Description
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. Not applicable (N/A) for the WLCSP.
5
A2
VOUT
Regulated Output Voltage. Bypass VOUT to GND with a 1 μF or greater capacitor.
Rev. A | Page 6 of 20