FSP2161 datasheet(3/12 Pages) FOSLINK

3 / 12 page

1.5A LOW VOLTAGE LOW DROPOUT CMOS REGULATOR

2007-12-6

3/12

FSP2161

ELECTRICAL CHARACTERISTICS

(VOUT = VIN + 0.5V, CIN = 1µF, CO = 2.2µF, TA= 25°C unless otherwise specified.)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage

VIN

Note1

3.6

Output Voltage Accuracy

IO= 100mA

-2

Short Circuit Current

ISC

VO < 0.3V

1.0

Ground Current

IGND

IO= 1mA to 1.5A

600

µA

Quiescent Current

IO= 0mA

150

µA

IO= 10mA, VO ≤ 2.5V

VIN =VO + 0.5V to VO + 1.5V

0.5

Line Regulation

LNR

IO= 10mA, VO＞2.5V

VIN = 3.3V to 3.6V

0.5

%/V

Load Regulation Error

LDR

IO = 1mA to 1.5A

0.5

%/A

Temperature Coefficient

ppm/

°C

Over Temperature Shutdown

OTS

150

°C

Over Temperature Hystersis

OTH

°C

f=100Hz

f= 1KHz

Power Supply Ripple Rejection

PSRR

IO = 100mA

Vo =1.5V

f= 10KHz

VO= 0.9V

330

500

VO= 1.0V

220

400

1.2V

≤ VO < 2.5V

200

IO = 500mA

VO ≥ 2.5V

150

VO= 0.9V

330

500

VO= 1.0V

220

400

1.2V

≤ VO < 2.5V

150

350

Dropout Voltage

VDROP

IO = 1.5A

VO ≥ 2.5V

120

300

Output Noise

f = 10Hz to 100kHz

µVRMS

Note 1：The minimum input voltage of the FSP2161 is determined by output voltage and dropout voltage. The

minimum input voltage is defined as:

VIN(MIN)=VO+VDROP

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