LK115D33-TR datasheet(9/14 Pages) STMICROELECTRONICS

9 / 14 page

LK115XX30 - LK115XX33 - LK115XX50

Electrical characteristics

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Table 6.

Electrical characteristics for LK115D50 (refer to the test circuits, TJ = 25 °C, CI = 0.1 µF,

CO = 2.2 µF unless otherwise specified.)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Output voltage

IO = 10 mA, VI = 7 V

4.85

5.15

IO = 10 mA, VI = 7 V, Ta= -40 to 125°C

4.75

5.25

Operating input voltage

IO = 100 mA

Iout

Output current limit

120

200

ΔVO

Line regulation

VI = 6 to 20 V, IO = 0.5 mA

ΔVO

Load regulation

VI = 6 V, IO = 0.5 to 100 mA

Quiescent current

(On Mode)

VI = 6 to 20 V, IO = 0

0.28

0.5

VI = 6 to 20 V, IO = 100 mA

1.5

(Off Mode)

VI = 6 to 20 V

0.01

µA

SVR

Supply voltage rejection

IO = 5 mA

VI = 7 V ± 1V

f = 120 Hz

f = 1 kHz

f = 10 kHz

Output noise voltage

(RMS)

B = 10 Hz to 100 kHz

110

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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