LK115 datasheet(7/14 Pages) STMICROELECTRONICS

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LK115

Electrical characteristics

(Refer to test circuits, TJ = 25 °C, CI = 0.1 µF, CO = 2.2 µF unless otherwise specified)

Table 4. LK115D33 electrical characteristics

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

IO = 10 mA, VI = 5.3 V

3.2

3.3

3.4

IO = 10 mA, VI = 5.3 V, Ta= -40 to 125 °C

3.135

3.465

Operating input voltage

IO = 100 mA

Iout

Output current limit

120

200

ΔVO

Line regulation

VI = 4.3 to 20 V, IO = 0.5 mA

ΔVO

Load regulation

VI = 4.3 V, IO = 0.5 to 100 mA

Quiescent current

(ON mode)

VI = 4.3 to 20 V, IO = 0

0.28

0.5

VI = 4.3 to 20 V, IO = 100 mA

1.5

(OFF mode)

VI = 4.3 to 20 V

0.01

µA

SVR

Supply voltage rejection

IO = 5 mA

VI = 5.3 V ± 1 V

f = 120 Hz

f = 1 kHz

f = 10 kHz

Output noise voltage

(RMS)

B = 10 Hz to 100 kHz

72.6

µV

Dropout voltage

IO = 60 mA

0.17

VHIc

ON/OFF control (pin 2)

Pin 3 to GND, OFF

0.5

Pin 3 to GND, ON

2.4

Vin

VLIc

ON/OFF control (pin 3)

Pin 2 to Vin, OFF

Vin-0.2

Vin

Pin 2 to Vin, ON

Vin-2.4

Output bypass

capacitance

ESR = 0.5 to 10

Ω, IO = 0 to 100 mA

µF

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