MAX1946 datasheet(6/13 Pages) MAXIM

Part #	MAX1946

Description	Single USB Switch with Autoreset and Fault Blanking in Tiny QFN

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Manufacturer	MAXIM [Maxim Integrated Products]

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

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6 / 13 page

Single USB Switch with Autoreset and

Fault Blanking in Tiny QFN

6

_______________________________________________________________________________________

OVERLOAD RESPONSE INTO 2.5

Ω

MAX1946 toc13

10ms/div

A

D

B

C

0

A: VOUT, 5V/div

B: VFAULT, 5V/div

C: IIN, 1A/div

D: IOUT, 1A/div

Typical Operating Characteristics (continued)

(Circuit of Figure 2, VIN = 5V, CIN = 0.1µF, COUT = 1µF, ON = SEL, TA = +25°C, unless otherwise noted.)

OVERLOAD RESPONSE INTO 2.5

Ω

(EXPANDED TIME SCALE)

MAX1946 toc14

400

µs/div

A

D

B

C

0

A: VOUT, 5V/div

B: VFAULT, 5V/div

C: IIN, 1A/div

D: IOUT, 1A/div

SHORT-CIRCUIT RESPONSE INTO 0

Ω

MAX1946 toc15

10ms/div

A

D

B

C

0

A: VOUT, 5V/div

B: VFAULT, 5V/div

C: IIN, 1A/div

D: IOUT, 1A/div

SHORT-CIRCUIT RESPONSE INTO 0

Ω

(EXPANDED TIME SCALE)

MAX1946 toc16

400

µs/div

A

D

B

C

0

CURRENT TRANSIENT FROM

SHORTING OUTPUT CAPACITANCE

A: VOUT, 5V/div

B: VFAULT, 5V/div

C: IIN, 2A/div

D: IOUT, 10A/div

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MAX1946 Datasheet(PDF) 6 Page - Maxim Integrated Products

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