MAX4271ESA datasheet(8/26 Pages) MAXIM

Part #	MAX4271ESA

Description	3V to 12V Current-Limiting Hot-Swap Controllers with Autoretry, DualSpeed/BiLevel Fault Protection

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Manufacturer	MAXIM [Maxim Integrated Products]

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8 / 26 page

3V to 12V Current-Limiting Hot-Swap Controllers

with Autoretry, DualSpeed/BiLevel Fault Protection

8

_______________________________________________________________________________________

Typical Operating Characteristics (continued)

(VIN = 5V, RSENSE = 100mΩ, CBOARD = 47µF, TA = +25°C, unless otherwise noted.)

0.625

0.605

0.615

0.595

0.585

0.575

410

6

8

12

14

16

INC THRESHOLD vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

RISING

FALLING

600

610

608

606

604

602

614

612

618

616

620

-40

10

-15

356085

INC THRESHOLD vs. TEMPERATURE

TEMPERATURE (°C)

RISING

FALLING

1.2020

1.2024

1.2022

1.2030

1.2028

1.2026

1.2038

1.2036

1.2034

1.2032

1.2040

37

9

5

111315

MAX4273

REFERENCE VOLTAGE

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

1.2000

1.2005

1.2010

1.2015

1.2020

1.2025

1.2030

1.2035

1.2040

-40

-15

10

35

60

85

REFERENCE VOLTAGE

vs. TEMPERATURE

TEMPERATURE (°C)

920

930

925

940

935

945

950

3579

11

13

15

RETRY TIMEOUT PERIOD

vs. INPUT VOLTAGE

INPUT VOLTAGE (V)

CTIM = 100nF

965

970

975

980

985

990

995

-40

-15

10

35

60

85

RETRY TIMEOUT PERIOD

vs. TEMPERATURE

TEMPERATURE (°C)

12V

5V

3V

CBOARD = 470μF, RSENSE = 100mΩ,

CTIM = 10nF, CGATE = 0

ILOAD

1A/div

VOUT

2V/div

VGATE

2V/div

ON

500μs/div

STARTUP TIME (CBOARD = 470μF)

MAX4271/3-34

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