Data Sheet
WIDE INPUT VOLTAGE RANGE, 150mA ULDO REGULATOR
AP2204
Pin Configuration
R Package
(SOT-89)
R (Note 1)
RA (Note 2)
VOUT
GND
VIN
VOUT
VIN
3
3
2
1
2
1
GND
VIN
GND
K Package
(SOT-23-5)
MP Package
(PSOP-8)
VOUT
8
VIN
1
2
3
4
VIN
GND
EN
VOUT
1
2
3
5
4
Exposed
Pad
(Note 3)
GND
7
6
5
NC
NC
NC
EN
ADJ/NC
ADJ/NC
Note 1: The substrate/exposed pad should be connected to GND or open.
Note 2: The substrate/exposed pad should be connected to VIN or open.
Note 3: The exposed pad should be connected to GND for better dissipation.
Figure 2. Pin Configuration of AP2204 (Top View)
Pin Description
Pin Number
SOT-89
Pin Name
Function
SOT-23-5 PSOP-8
R
1
RA
2
1
2
8
7
VIN
Input voltage
Ground
2
1
GND
3
5
EN
Enable input
4
5
4
1
ADJ/NC
VOUT
Adjust output for ADJ version/No connected for fixed version
Regulated output voltage
3
3
Jul 2011 Rev. 2. 2
BCD Semiconductor Manufacturing Limited
2
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
