RT9553A datasheet(7/12 Pages) RICHTEK

Numer części	RT9553A

Szczegółowy opis	High Accuracy Current/Voltage Sensing and Protection IC

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Producent	RICHTEK [Richtek Technology Corporation]

Strona internetowa	http://www.richtek.com

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RT9553A

7

DS9553A-00

September 2014

www.richtek.com

©

Copyright

is a registered trademark of Richtek Technology Corporation.

Typical Operating Characteristics

Time (50

μs/Div)

OVP vs. Reset Behavior

OVSET

(1V/Div)

RESET

(1V/Div)

VCC = 5V , OVSET = 2.6V , VCSP from 19V to 25V

VCSP

(7V/Div)

OVP Recovery Hysteresis

7.2

7.3

7.4

7.5

7.6

7.7

7.8

7.9

8.0

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3

OVSET (V)

VCC = 5V , OVSET = 0.4V to 3V

OVP Accuracy

-5

-4

-3

-2

-1

0

1

2

3

4

5

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3

OVSET (V)

VCC = 5V , OVSET = 0.4V to 3V

UVP Accuracy

-5

-4

-3

-2

-1

0

1

2

3

4

5

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3

UVSET (V)

VCC = 5V , UVSET = 0.4V to 3V

OCP Accuracy

-5

-4

-3

-2

-1

0

1

2

3

4

5

0.4

0.6

0.8

1

1.2

1.4

1.6

1.8

2

ILIM (V)

VCC = 5V , RSENSE = 10m

Ω , ILIM = 0.4V to 2V

UVP Recovery Hysteresis

7.0

7.1

7.2

7.3

7.4

7.5

7.6

7.7

7.8

7.9

8.0

0.3

0.6

0.9

1.2

1.5

1.8

2.1

2.4

2.7

3

UVSET (V)

VCC = 5V , UVSET = 0.4V to 3V

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