Diodes AP2821 Manuel d'utilisateur télécharger pdf (Page 6)

Advance Datasheet

High-side Power Distribution Switch with Enable AP2821

Mar. 2013 Rev 2. 0 BCD Semiconductor Manufacturing Limited

Electrical Characteristics

=5.0V, C

=4.7μF, C

OUT

=4.7μF, Typical T

=25°C, unless otherwise specified)

Parameter Symbol Test Conditions Min Typ Max Unit

Input Voltage Range V

2.7 5.5 V

Switch On Resistance R

DS(ON)

=5V, I

OUT

=0.5A 120 140 mΩ

Current Limit I

LIMIT

OUT

=4.0V 1.5 2.0 2.8 A

Supply Current I

SUPPLY

=5V, R

LOAD

Open 35 65 μA

Fold-back Short Current I

SHORT

OUT

=0V 1.5 A

Shutdown Supply Current I

SHUTDOWN

=0V, Shutdown Mode 0.1 1 μA

Output Leakage Current I

LEAKAGE

=0V, V

OUT

=0V 0.1 1 μA

Enable High Voltage V

ENH

Enable Logic High 2.0 6.0 V

Enable Low Voltage V

ENL

Enable Logic Low 0 1.2 V

Enable Pin Input Current I

Force 0V to 5.0V at EN Pin 0 1.0 μA

Under Voltage Lockou

Threshold Voltage

UVLO

Increasing from 0V 2.2 2.5 2.7 V

Under Voltage Hysteresis V

UVLOHY

0.2 V

Reverse Current I

REVERSE

=0V, V

OUT

0.1 1.0 μA

Shutdown Pull Low Resistance R

DISCHARGE

is disable 100 250

Output Turn-on Time t

From Enable Active to 90% o

Output, R

=10Ω

1.9 ms

Thermal Shutdown

Temperature

OTSD

145

Thermal Shutdown Hysteresis T

HYOTSD

Thermal Resistance

(Junction to Case)

70 ºC/W

1 2 3 4 5 6 7 8 9 10 11 ... 16 17

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Diodes AP2821 Manuel d'utilisateur Page 6

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