MAX1823 datasheet(7/13 Pages) MAXIM

Part #	MAX1823

Description	Dual USB Switch with Fault Blanking and Autoreset

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Manufacturer	MAXIM [Maxim Integrated Products]

Direct Link	https://www.maximintegrated.com/en.html

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7 / 13 page

Dual USB Switch with Fault

Blanking and Autoreset

_______________________________________________________________________________________

7

0

10

30

20

40

50

INPUT VOLTAGE (V)

3.6

5.2

4.4

6.0

AUTORESET CURRENT vs. INPUT VOLTAGE

(MAX1823/MAX1823H)

TA = +25

°C

TA = -40

°C

TA = +85

°C

25

27

29

33

35

31

37

39

INPUT VOLTAGE (V)

3.6

5.2

4.4

6.0

AUTORESET CURRENT vs. INPUT VOLTAGE

(MAX1823A/MAX1823B)

TA = +25

°C

TA = +85

°C

TA = -40

°C

10ms/div

OVERLOAD RESPONSE INTO 2.5

Ω

(MAX1823/MAX1823H)

A: VIN_, 5V/div

B: VOUTA, 5V/div

C: VFAULTA, 5V/div

D: IOUTA, 1A/div

A

B

D

C

MAX1823 toc15

5V

0

10ms/div

OVERLOAD RESPONSE INTO 2.5

Ω

(MAX1823A/MAX1823B ONLY)

A: VIN_, 5V/div

B: VOUTA, 5V/div

C: VFAULTA, 5V/div

D: IOUTA, 1A/div

A

B

D

C

MAX1823 toc16

5V

0

500

µs/div

OVERLOAD RESPONSE INTO 2.5

Ω

(EXPANDED TIME SCALE)

A: VIN_, 5V/div

B: VOUTA, 5V/div

A

B

D

C

MAX1823 toc17

5V

0

C: VFAULTA, 5V/div

D: IOUTA, 1A/div

10ms/div

SHORT-CIRCUIT RESPONSE INTO 0

Ω

(MAX1823/MAX1823H)

A

B

D

C

MAX1823 toc18

5V

0

C: VFAULTA, 5V/div

D: IOUTA, 1A/div

A: VIN_, 5V/div

B: VOUTA, 5V/div

10ms/div

SHORT-CIRCUIT RESPONSE INTO 0

Ω

(MAX1823A/MAX1823B)

A

B

D

C

MAX1823 toc19

5V

0

C: VFAULTA, 5V/div

D: IOUTA, 2A/div

A: VIN_, 5V/div

B: VOUTA, 5V/div

500

µs/div

SHORT-CIRCUIT RESPONSE INTO 0

Ω

(EXPANDED TIME SCALE)

A: VIN_, 5V/div

B: VOUTA, 5V/div

A

B

D

C

MAX1823 toc20

5V

0

5V

0

C: VFAULTA, 5V/div

D: IOUTA, 2A/div

1ms/div

SWITCH TURN-ON TIME

(MAX1823/MAX1823A)

A: VONA, 5V/div

B: VOUTA, 2V/div

A

B

MAX1823 toc21

0

Typical Operating Characteristics (continued)

(Circuit of Figure 1, VIN = VINA = VINB = 5V, ON_ = GND (MAX1823/MAX1823A), ON_ = IN_ (MAX1823B/MAX1823H), TA = +25

°C,

unless otherwise noted.)

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