Electrical Characteristic

V

=V

=V =V +1V, T =25 C, C =2.2 F, C =2.2 F, unless otherwise noted.

CE1

CE2

IN

O

A

IN

O

O

μμ

3

PAM3102

Dual 150mA High PSRR Low-Dropout CMOS Regulator

09/2008 Rev 1.1

PARAMETER

SYMBOL

Test Conditions

MIN

TYP

MAX

UNITS

Input Voltage

Note 1

5.5

V

Output Voltage Accuracy

Vo

Io=1mA

-2.0

2.0

%

Vo=1.8V, Io=150mA

950

mV

Vo=2.5V, Io=150mA

350

mV

Dropout Voltage

Vdrop

Vo=2.8V, Io=150mA

180

mV

Output Current

150

Note 2

mA

Current Limit

Vo

≥1.2V

200

mA

Quiescent Current

Io=0mA

175

250

μA

Ground Pin Current

Ignd

Io=1mA to 150mA

200

250

μA

Shutdown Current

0.1

1

μA

Short Circuit Current

Isc

Vo=0V

150

mA

Io=50mA

Vo=1.8V

Io=50mA,

Vo=2.5V

Line Regulation

LNR

Io=50mA,

Vo=2.8V

-0.15

0.1

0.15

%/V

Load Regulation

LDR

Io=1mA to 150mA

-2

1.0

2

%

f=100Hz

70

dB

f=1kHz

63

dB

Power Supply Ripple Rejection

PSRR

Io=50mA,Vo=1.8V

f=10kHz

45

dB

Output Noise

Vn

f=10Hz to 100kHz

35

μVrms

CE Input High Threshold

1.5

V

CE Input Low Threshold

0.3

V

CE Pull-Up Resistance

1.7

5

15

MΩ

Temperature Coefficient

Tc

40

ppm/

Over Temperature Shutdown

OTS

Io=1mA

155

Over Temperature Hysteresis

OTH

Io=1mA

40

Note1: The minimum input voltage (

) of the PAM3102 is determined by output voltage and dropout

voltage.

:

V=V +V

Note 2: Output current is limited by P , maximum I =P /(

-V ).

V

The minimum input voltage is defined as

V

IN(MIN)

IN(MAX)

IN(MIN)

O

drop

DO

D

O

,

Power Analog Microelectronics Inc

www.poweranalog.com