Data sheet – Diodes AP2125 User Manual

Page 10

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300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2125

Data Sheet

10

BCD Semiconductor Manufacturing Limited

Sep. 2012 Rev. 1. 5

Parameter

Symbol

Conditions

Min

Typ

Max

Unit

Output Voltage

V

OUT

V

IN

=4.3V

1mA

≤I

OUT

≤30mA

3.234

3.3

3.366

V

Input Voltage

V

IN

6

V

Maximum Output Current

I

OUT(MAX)

V

IN

-V

OUT

=1V, V

OUT

=3.23V

300

360

mA

Load Regulation

V

RLOAD

V

IN

=4.3V

1mA

≤I

OUT

≤300mA

13

15

mV

Line Regulation

V

RLINE

4.3V

≤V

IN

≤6V

I

OUT

=30mA

1

15

mV

Dropout Voltage

V

DROP

I

OUT

=10mA

6.5

10

mV

I

OUT

=100mA

65

100

I

OUT

=300mA

200

300

Quiescent Current

I

Q

V

IN

=4.3V, I

OUT

=0mA

60

90

μ

A

Standby Current

I

STD

V

IN

=4.3V

V

CE

in OFF mode

0.01

1.0

μ

A

Power Supply
Rejection Ratio

PSRR

Ripple 0.5Vp-p
V

IN

=4.3V

f=100Hz

65

dB

f=1KHz

65

dB

Output Voltage
Temperature Coefficient

(ΔV

OUT

/V

OUT

)/

ΔT I

OUT

=30mA

±

100

ppm/

o

C

Short Current Limit

I

SHORT

V

OUT

=0V

50

mA

RMS Output Noise

V

NOISE

10Hz

≤f≤100kHz

50

μ

Vrms

CE "High" Voltage

CE input voltage "High"

1.5

V

CE "Low" Voltage

CE input voltage "Low"

0.4

V

Thermal Shutdown

160

o

C

Thermal Shutdown Hyster-
esis

25

o

C

(V

IN

=4.3V, T

A

=25

o

C, C

IN

=1

μF, C

OUT

=1

μF, Bold typeface applies over -40

o

C

≤T

J

≤85

o

C, unless otherwise specified.)

AP2125-3.3 Electrical Characteristics

Electrical Characteristics (Continued)

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