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ST2042 Datasheet, PDF (4/8 Pages) STMicroelectronics – CURRENT LIMITED POWER DISTRIBUTION SWITCHES
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ST2042
ENABLE INPUT ENx CHARACTERISTICS (VI = 5.5V, IO = rated current, VIEN = 0V, TJ = 25°C, unless
otherwise specified.) (See Note 1)
Symbol
Parameter
VIH High level Input Voltage
VIL Low level Input Voltage
II Input Current
ton Turn-on Time
toff Turn-off Time
Test Conditions
VI =2.7V to 5.5V
VI =4.5V to 5.5V
VI =2.7V to 4.5V
VIENX =0V or VI
RL=10Ω CL=100µF
RL=10Ω CL=100µF
Min. Typ. Max. Unit
2
V
0.8
V
0.4
-0.5
0.5
µA
20
ms
40
ms
CURRENT LIMIT CHARACTERISTICS (VI = 5.5V, IO = rated current, VIEN = 0V, TJ = 25°C, unless
otherwise specified.) (See Note 1)
Symbol
Parameter
Test Conditions
IOS Short Circuit Output Current VI =5V, OUT connected to GND, device
enabled into short circuit
Min. Typ. Max. Unit
0.7
1
1.3
A
SUPPLY CURRENT CHARACTERISTICS (VI = 5.5V, IO = rated current, VIEN = 0V, TJ = 25°C, unless
otherwise specified.) (See Note 1)
Symbol
Parameter
ISOL Current Low Level Output
ISOH Current Low High Output
IL Output Leakage Current
Test Conditions
VIENX = VI, No Load,
VIENX = VI, No Load,
TJ=-40 to 125°C
VIENX = 0, No Load,
VIENX = 0, No Load,
TJ=-40 to 125°C
VIENX = VI, Output Connected to GND,
TJ=-40 to 125°C
Min.
Typ.
0.025
70
Max.
1
10
90
100
10
Unit
µA
µA
µA
UNDERVOLTAGE CHARACTERISTICS (VI = 5.5V, IO = rated current, VIEN = 0V, TJ = 25°C, unless
otherwise specified.) (See Note 1)
Symbol
Parameter
VIL Low Level Input Voltage
VHYS Hysteresis
Test Conditions
Min. Typ. Max. Unit
2
2.5
V
100
mV
OVERCURRENT (OC) CARACTERISTICS (VI = 5.5V, IO = rated current, VIEN = 0V, TJ = 25°C, unless
otherwise specified.) (See Note 1)
Symbol
Parameter
Test Conditions
Min. Typ. Max. Unit
ISINK
VO
IOFF
Sink Current
Output Low Voltage
OFF-State Current
VO =5V
IO =5mA
VO =5V VO =3.3V
10
mA
0.5
V
1
µA
Note 1: Pulse testing techniques maintain junction temperature close to ambient temperature: thermal effect must be takes into account
separately.
Note 2: Specified by design, not production tested.
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