ILC7080 datasheet(11/16 Pages) IMPALA

11 / 16 page

50/100mA SOT-23 CMOS RF LDO™ Regulators

Impala Linear Corporation

(408) 574-3939

www.impalalinear.com

Sept. 1998

ILC7080/81 1.1

Output Voltage vs Temperature

3.015

3.01

3.005

2.995

2.99

COUT = 1µF (Ceramic)

VOUT = 3.0V

2.985

Temperature (°C)

100

150

-50

Dropout Characteristics

IN (V)

3.4

3.3

3.2

3.1

OUT = 1µF (Ceramic)

OUT = 3.3V

3.2

3.4

3.6

IOUT = 0mA

IOUT = 10mA

OUT = 50m A

OUT = 100m A

OUT = 150m A

Unless otherwise specified TA T=25°C, VIN =VOUT(NOM), + 1V, ON/OFF pin tied to VIN

Characterization at output currents above 50mA applies to ILC7081

TYPICAL PERFORMANCE CHARACTERISTICS

Dropout Voltage vs Temperature

Temperature (°C)

250

200

150

100

–40

OU T = 3.0V

OUT = 150mA

IOUT = 100mA

IOUT = 50mA

IOUT = 0mA

150

125

100

Ground Current vs Input Voltage

VOUT = 3.0 V

COUT = 1µF (Ceramic)

OU T = 150mA

IOUT = 100mA

IOUT = 50mA

IOUT = 10mA

OUT = 0mA

IN (V)

250

200

150

100

150

Dropout Voltage vs IOUT

Output Current (mA)

TA = –40°C

TA = 85°C

TA = 25°C

VOUT = 3.0V

Line Transient Response

5µs/div

3.01

3.00

2.99

2.98

VIN: tr/tf < 1 µs

VOUT = 3.0V

COUT = 2.2 µF (Ceramic)

IOUT = 100 mA

0.47µF (Ceramic)

7081 only

0.47µF (Ceramic)

Dropout Characteristics

Line Transient Response

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