AP2128 Datasheet, PDF (2/15 Pages) BCD Semiconductor Manufacturing Limited – 300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR

Data Sheet
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR
Pin Configuration
AP2128
K Package
(SOT-23-5)
Shutdown
GND
V_IN
15
2
34
ADJ/NC
V_OUT
Figure 2. Pin Configuration of AP2128 (Top View)
Functional Block Diagram
SHUTDOWN
UVLO &
Shutdown
VIN
Logic
Thermal
Shutdown
Foldback
Current Limit
3MΩ
GND
Jun. 2008 Rev. 1.1
V_REF
VOUT
NC
Fixed Version
BCD Semiconductor Manufacturing Limited
2