Data sheet – Diodes AP2122 User Manual
Page 18
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Data Sheet
18
May. 2010 Rev. 1. 5
BCD Semiconductor Manufacturing Limited
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR AP2122
Typical Application
Figure 22. Typical Application of AP2122
Note: Filter capacitors are required at the AP2122's input and output. 1
µF capacitor is required at the input. The
minimum output capacitance required for stability should be more than 1
µF with ESR from 0.01Ω to 100Ω.
Ceramic capacitors are recommended.
V
IN
AP2122-3.0
C
IN
1
µF
C
OUT
1
µF
V
OUT
V
IN
V
OUT
GND
CE
NC
V
IN
=4V
V
OUT
=3V
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