Datasheet

ADP220/ADP221 Data Sheet
Rev. H | Page 6 of 20
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
TOP VIEW
(BALL SIDE DOWN)
Not to Scale
07572-003
1
A
2
EN1
VOUT1
GND
VIN
EN2
VOUT2
B
C
Figure 3. Pin Configuration
Table 5. Pin Function Descriptions
Pin No. Mnemonic Description
A1 EN1 Enable Input for Regulator 1. Drive EN1 high to turn on Regulator 1; drive it low to turn off Regulator 1.
For automatic startup, connect EN1 to VIN.
B1 GND Ground Pin.
C1 EN2 Enable Input for Regulator 2. Drive EN2 high to turn on Regulator 2; drive it low to turn off Regulator 2.
For automatic startup, connect EN2 to VIN.
A2 VOUT1 Regulated Output Voltage 1. Connect a 1 µF or greater output capacitor between VOUT1 and GND.
B2 VIN Regulator Input Supply. Bypass VIN to GND with a 1 µF or greater capacitor.
C2 VOUT2 Regulated Output Voltage 2. Connect a 1 µF or greater output capacitor between VOUT2 and GND.