Programmable 4A USB Current-Limited

Switches with Autoreset and Fault Blanking

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3

ELECTRICAL CHARACTERISTICS (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Output Fall Time

0.8

ms

Thermal-Shutdown Threshold

15°C hysteresis

+160

°C

ON, ON, SEL Input High Level

2

V

ON, ON, SEL Input Low Level

0.8

V

ON, ON, SEL Input

Leakage Current

-1

+1

µA

FAULT Output Low Voltage

0.4

V

FAULT Output

High Leakage Current

1

µA

OUT Autoreset Current

10

25

45

mA

OUT Autoreset Threshold

In latched-off state, OUT rising

0.35

0.5

0.65

V

OUT Autoreset Blanking Time

10

20

35

ms

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

Supply Voltage Range

4.0

5.5

V

Switch On-Resistance

50

m

Ω

Standby Supply Current

Switch disabled

10

µA

Quiescent Supply Current

80

µA

OUT Off-Leakage Current

10

µA

UVLO Threshold

Rising edge, 3% hysteresis

2.9

3.8

V

MAX1563

1

4

Continuous Current-Limit Adjust

Range

MAX1562/MAX1562H

1

3

A

Ω (MAX1563 only)

3.1

4.9

Ω

2.3

3.7

Ω

1.6

2.7

Continuous Current Limit

= 0.5V

Ω

1.0

1.8

A

Ω

2.4

4.8

Short-Circuit Current Limit

Ω

1.1

2.4

A(peak)

Continuous Current-Limit

Blanking Timeout Period

From continuous current-limit condition to

FAULT asserted

10

35

ms

Short-Circuit Blanking Timeout

Period

From short-circuit current-limit condition to

FAULT asserted

7.5

35

ms