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