Diodes AP2821 - Manual (Page 6)

Advance Datasheet
High-side Power Distribution Switch with Enable AP2821
Mar. 2013 Rev 2. 0 BCD Semiconductor Manufacturing Limited
6
Electrical Characteristics
(V
IN
=5.0V, C
IN
=4.7
μF, C
OUT
=4.7
μF, Typical T
A
=25°C, unless otherwise specified)
Parameter Symbol Test Conditions Min Typ Max Unit
Input Voltage Range V
IN
2.7 5.5 V
Switch On Resistance R
DS(ON)
V
IN
=5V, I
OUT
=0.5A 120 140 m
Ω
Current Limit I
LIMIT
V
OUT
=4.0V 1.5 2.0 2.8 A
Supply Current I
SUPPLY
V
IN
=5V, R
LOAD
Open 35 65
μA
Fold-back Short Current I
SHORT
V
OUT
=0V 1.5 A
Shutdown Supply Current I
SHUTDOWN
V
EN
=0V, Shutdown Mode 0.1 1
μA
Output Leakage Current I
LEAKAGE
V
EN
=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
EN
Force 0V to 5.0V at EN Pin 0 1.0
μA
Under Voltage Lockout
Threshold Voltage
V
UVLO
V
IN
Increasing from 0V 2.2 2.5 2.7 V
Under Voltage Hysteresis V
UVLOHY
0.2 V
Reverse Current I
REVERSE
V
EN
=0V, V
OUT
>V
IN
0.1 1.0
μA
Shutdown Pull Low Resistance R
DISCHARGE
V
EN
is disable 100 250
Ω
Output Turn-on Time t
ON
From Enable Active to 90% of
Output, R
L
=10
Ω
1.9 ms
Thermal Shutdown
Temperature
T
OTSD
145
o
C
Thermal Shutdown Hysteresis T
HYOTSD
20
Thermal Resistance
(Junction to Case)
θ
JC
70 ºC/W