Ap133, Typical performance characteristics, Continued) – Diodes AP133 User Manual

Page 7: Current limit protection, Short circuit protection

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AP133

300mA, LOW QUIESCENT CURRENT, FAST TRANSIENT

LOW DROPOUT LINEAR REGULATOR

AP133 Rev. 5

7 of 15

FEBRUARY 2009

www.diodes.com

©

Diodes Incorporated

Typical Performance Characteristics

(Continued)

ADJ Pin Voltage vs. Input Voltage

0.7990

0.7995

0.8000

0.8005

0.8010

0.8015

0.8020

2.0

3.0

4.0

5.0

6.0

Input Voltage (V)

ADJ Pin Voltage (V)

Dropout Voltage vs. I

OUT

0

50

100

150

200

250

300

350

400

450

0.0

50.0

100.0

150.0

200.0

250.0

300.0

I

OUT

(mA)

D

rop

out

V

olta

g

e

(

m

V

)

25°C

90°C

-45°C

Current Limit Protection

Time (50us/div)

Current Limit vs. Temperature

500

550

600

650

700

750

800

-50

-30

-10

10

30

50

70

90

Temperature (°C)

C

urre

nt Lim

it

(

m

A)

Vin=3.3V, Vout=1.2V

Vin=5.0V, Vout=3.3V

Short Circuit Protection

Time (1ms/div)

Short Circuit Protection

Time (2ms/div)

V

OUT

=3.3V

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