300MA ADJUSTABLE HIGH PSRR CMOS LINEAR REGULATOR

2007-4-19

3/8

FSP2133

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Input Voltage

Note1

5.5

V

Output Voltage

1.2

5

V

Reference Voltage

1.235

V

Output Voltage Accuracy

-2

+2

%

Output Current

300

Note2

mA

Short Circuit Current

150

mA

Ground Current

70

90

µA

Quiescent Current

65

90

µA

Line Regulation

LNR

-0.4

0.2

0.4

%/V

Load Regulation Error

LDR

-1

0.2

1

%

Temperature Coefficient

40

ppm/

°C

Over Temperature Shutdown

OTS

150

°C

Over Temperature Hystersis

OTH

30

°C

f=100Hz

67

f= 1KHz

65

Power Supply Ripple Rejection

PSRR

f= 10KHz

42

dB

2.5

370

450

Dropout Voltage

180

230

mV

EN Input High Threshold

1.5

V

EN Input Low Threshold

0.3

V

Output Noise

f = 10Hz to 100kHz

50

Shutdown Current

0.01

1

µA

Note 1：The minimum input voltage of the FSP2133 is determined by output voltage and dropout voltage. The

minimum input voltage is defined as: