AP2821 datasheet(6/17 Pages) BCDSEMI

номер детали	AP2821

подробное описание детали	High-side Power Distribution Switch with Enable

PDF	17 Pages

Scroll/Zoom	100%

производитель	BCDSEMI [BCD Semiconductor Manufacturing Limited]

домашняя страница	http://www.bcdsemi.com

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6 / 17 page

Advance Datasheet

High-side Power Distribution Switch with Enable

AP2821

Mar. 2013

Rev 2. 0

BCD Semiconductor Manufacturing Limited

Electrical Characteristics

(VIN=5.0V, CIN=4.7μF, COUT=4.7μF, Typical TA=25°C, unless otherwise specified)

Parameter

Symbol

Test Conditions

Min

Typ

Max Unit

Input Voltage Range

VIN

2.7

5.5

Switch On Resistance

RDS(ON)

VIN=5V, IOUT=0.5A

120

140

Current Limit

ILIMIT

VOUT=4.0V

1.5

2.0

2.8

Supply Current

ISUPPLY

VIN=5V, RLOAD Open

μA

Fold-back Short Current

ISHORT

VOUT=0V

1.5

Shutdown Supply Current

ISHUTDOWN

VEN=0V, Shutdown Mode

0.1

μA

Output Leakage Current

ILEAKAGE

VEN=0V, VOUT=0V

0.1

μA

Enable High Voltage

VENH

Enable Logic High

2.0

6.0

Enable Low Voltage

VENL

Enable Logic Low

1.2

Enable Pin Input Current

IEN

Force 0V to 5.0V at EN Pin

1.0

μA

Under

Voltage

Lockout

Threshold Voltage

VUVLO

VIN Increasing from 0V

2.2

2.5

2.7

Under Voltage Hysteresis

VUVLOHY

0.2

Reverse Current

IREVERSE

VEN=0V, VOUT>VIN

0.1

1.0

μA

Shutdown Pull Low Resistance

RDISCHARGE

VEN is disable

100

250

Output Turn-on Time

tON

From Enable Active to 90% of

Output, RL=10Ω

1.9

Thermal Shutdown

Temperature

TOTSD

145

Thermal Shutdown Hysteresis

THYOTSD

Thermal Resistance

(Junction to Case)

ºC/W

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