Rainbow-electronics MAX1563 Manual do Utilizador descarregar pdf (Página 5)

MAX1562/MAX1562H/MAX1563

Programmable 4A USB Current-Limited

Switches with Autoreset and Fault Blanking

_______________________________________________________________________________________ 5

NORMALIZED R

vs. TEMPERATURE

MAX1562 toc04

TEMPERATURE (°C)

NORMALIZED R

603510-15

0.8

0.9

1.0

1.1

1.2

1.3

0.7

-40 85

NORMALIZED CONTINUOUS

CURRENT LIMIT vs. TEMPERATURE

MAX1562 toc05

TEMPERATURE (°C)

NORMALIZED CONTINUOUS CURRENT LIMIT

603510-15

0.97

0.98

0.99

1.00

1.01

1.02

1.03

0.96

-40 85

TURN-ON TIME vs. TEMPERATURE

MAX1562 toc06

TEMPERATURE (°C)

TURN-ON TIME (ms)

603510-15

0.5

1.0

1.5

2.0

2.5

3.0

-40 85

LOAD

= 2Ω

TURN-OFF TIME vs. TEMPERATURE

OFF

+ t

FALL

)

MAX1562 toc07

TEMPERATURE (°C)

TURN-OFF TIME (ms)

6035-15 10

0.5

1.0

1.5

2.0

2.5

3.0

-40 85

LOAD

= 2Ω

FAULT-BLANKING TIME

vs. TEMPERATURE

MAX1562 toc08

TEMPERATURE (°C)

FAULT-BLANKING TIME (ms)

603510-15

20.2

20.4

20.6

20.8

21.0

21.2

21.4

21.6

21.8

22.0

20.0

-40 85

AUTORESET CURRENT

vs. TEMPERATURE

MAX1562 toc09

TEMPERATURE (°C)

AUTORESET CURRENT (mA)

603510-15

-40 85

AUTORESET CURRENT vs. V

MAX1562 toc10

(V)

AUTORESET CURRENT (mA)

5.24.94.3 4.6

4.0 5.5

OVERLOAD RESPONSE INTO 1.4Ω

MAX1562 toc11

20ms/div

OUT

5V/div

2A/div

FAULT

5V/div

SHORT-CIRCUIT RESPONSE INTO 0Ω

MAX1562 toc12

TIME (10ms/div)

5V/div

10A/div

5V/div

OUT

FAULT

Typical Operating Characteristics (continued)

= +5V, C

= 1µF, C

OUT

= 4.7µF, T

= +25°C, unless otherwise noted.)

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