Data sheet, Typical performance characteristics (continued), Figure 20. psrr vs. frequency – Diodes AP2129 User Manual

Page 12: Figure 21. power dissipation vs. case temperature

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300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2129

Data Sheet

12

Sep. 2012 Rev. 1. 6

BCD Semiconductor Manufacturing Limited

Typical Performance Characteristics (Continued)

Figure 20. PSRR vs. Frequency

100

1000

10000

100000

0

10

20

30

40

50

60

70

80

90

100

PS

R

R

(d

B)

Frequency (Hz)

I

OUT

=10mA

I

OUT

=300mA

ripple=1Vpp, C

OUT

=1

μ

F, V

OUT

=3.3V

Figure 21. Power Dissipation vs. Case Temperature

-40

-20

0

20

40

60

80

100

120

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

1.8

2.0

Power Dissipation (W

)

Case Temperature (

o

C)

V

OUT

=0.8V

No heatsink

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