SC8863-250CSK(2000) Ver la hoja de datos (PDF) - Semtech Corporation

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SC8863-250CSK
(Rev.:2000)

150mA ULTRA LOW DROPOUT, LOW NOISE REGULATOR

Semtech Corporation 

150mA ULTRA LOW DROPOUT,

LOW NOISE REGULATOR

SC8863

March 1, 2000

ELECTRICAL CHARACTERISTICS

Unless specified: VIN = 3.6V, VSET = GND, VEN = VIN, TA = 25°C. Values in bold apply over full operating ambient temperature range.

Parameter

Symbol

Conditions

Min Typ Max Units

IN

Supply Voltage Range

VIN

Supply Current

IQ

IOUT = 0mA

2.5

5.5 V

100 130 µA

160

50mA ≤ IOUT ≤ 150mA

110 160 µA

200

VEN = 0V

0.0001 1

µA

2

OUT

Output Voltage (1)

Line Regulation(1)

Load Regulation(1)

VOUT

IOUT = 1mA

-2.0% VOUT +2.0% V

1mA ≤ IOUT ≤ 150mA, VOUT+1V ≤ VIN ≤ 5.5V -3.5%

+3.5%

REG(LINE) 2.5V ≤ VIN ≤ 5.5V, SET = OUT, IOUT = 1mA

5

10 mV

12

REG(LOAD)

IOUT = 0mA to 50mA

-10 -15 mV

-20

IOUT = 0mA to 100mA

-15 -20 mV

-25

IOUT = 0mA to 50mA, SET = OUT

-2.5 -7.5 mV

-15.0

IOUT = 0mA to 100mA, SET = OUT

Dropout Voltage(1)(2)

VD

IOUT = 1mA

IOUT = 50mA

-5

-15 mV

-30

1.1

mV

55

90 mV

120

IOUT = 100mA

110 180 mV

240

Current Limit

ILIM

Output Voltage Noise

en

Power Supply Rejection PSRR

Ratio

10Hz to 99kHz, IOUT = 50mA, COUT = 1µF

COUT = 100µF

f ≤ 1kHz

150 240

90

75

55

350 mA

µVRMS

dB

© 2000 SEMTECH CORP.

3

652 MITCHELL ROAD NEWBURY PARK CA 91320

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