Diodes AP2126 User Manual

Page 8

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300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2126

8

Sep. 2012 Rev. 1. 5

BCD Semiconductor Manufacturing Limited

Data Sheet

Typical Performance Characteristics (Continued)

Figure 13. Load Transient

(Conditions: C

IN

=C

OUT

=1

μF, V

IN

=4.4V, V

OUT

=3.3V

V

OUT

I

OUT

I

OUT

=10mA to 300mA)

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

O

ut

p

ut

V

ol

tage

(V)

Input Voltage (V)

T

C

=-40

o

C

T

C

=25

o

C

T

C

=85

o

C

I

OUT

=0, V

OUT

=3.3V

Figure 12. Output Voltage vs. Input Voltage

Figure 14. Line Transient

(Conditions: I

OUT

=30mA, C

IN

=C

OUT

=1

μF,

V

IN

=4 to 5V, V

OUT

=3.3V)

V

IN

V

OUT

Figure 15. Soft Start Time

(Conditions: I

OUT

=0mA, C

IN

=C

OUT

=1

μF,

V

Shutdown

=0 to 2V, V

OUT

=3.3V)

V

OUT

V

Shutdown

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