AP2127_09 datasheet(9/18 Pages) BCDSEMI

Part #	AP2127

Description	300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR

PDF	18 Pages

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Manufacturer	BCDSEMI [BCD Semiconductor Manufacturing Limited]

Direct Link	http://www.bcdsemi.com

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300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR

AP2127

Oct. 2009 Rev. 1. 3

BCD Semiconductor Manufacturing Limited

Preliminary Datasheet

Data Sheet

Typical Performance Characteristics (Continued)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

Input Voltage (V)

OUT=0

OUT=300mA

C=25

oC, V

OUT=3.3V

Figure 9. Output Voltage vs. Input Voltage

Figure 11. Output Voltage vs. Output Current

0.00

0.05

0.10

0.15

0.20

0.25

0.30

0.35

0.40

0.45

0.50

0.0

0.2

0.4

0.6

0.8

1.0

Output Current (A)

C=-40

C=25

C=85

IN=2.5V

OUT=1.0V

2345

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

6.0

Input Voltage (V)

OUT=0

OUT=300mA

C=25

oC, V

OUT=5.2V

0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.55 0.60

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

Output Current (A)

C=-40

C=25

C=85

IN=4.3V, VOUT=3.3V

Figure 12. Output Voltage vs. Output Current

Figure 10. Output Voltage vs. Input Voltage

AP2127 Datasheet(PDF) 9 Page - BCD Semiconductor Manufacturing Limited

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