LDK220 datasheet(9/28 Pages) STMICROELECTRONICS

部件名	LDK220

功能描述	200 mA low quiescent current and low noise LDO

PDF	28 Pages

Scroll/Zoom	100%

制造商	STMICROELECTRONICS [STMicroelectronics]

网页	http://www.st.com

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9 / 28 page

LDK220

Electrical characteristics

DocID026015 Rev 4

9/28

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

Quiescent current

VOUT

+1 V ≤ VIN ≤ 13.2 V

IOUT = 0 mA,

-40 °C < TJ < 125 °C

µA

VOUT

+1 V ≤ VIN ≤ 13.2 V (2)

IOUT = 200 mA,

-40 °C < TJ < 125 °C

100

VIN input current in off mode:

VEN = GND,TJ = 25 °C

0.1

ISC

Short-circuit

current (2)

RL = 0

400

VEN

Enable input logic

low

VIN = 2.5 V to 13.2 V

-40 °C < TJ < 125 °C

0.4

Enable input logic

high

VIN = 2.5 V to 13.2 V

-40 °C < TJ < 125 °C

1.2

IEN

Enable pin input

current

VEN = VIN

0.1

100

TSHDN

Thermal shutdown

160

°C

Hysteresis

COUT

Output capacitor

Capacitance (see Section 6:

"Typical performance

characteristics")

µF

Notes:

(1) Dropout voltage is the input-to-output voltage difference at which the output voltage is 100 mV below its

nominal value.

(2) The maximum current has to be limited according to the maximum power dissipation.

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