Rainbow-electronics MAX14528 Manuale Utente Scaricare il pdf (Pagina 4)

MAX14527/MAX14528

Adjustable Overvoltage Protector

with High Accuracy

4 _______________________________________________________________________________________

Typical Operating Characteristics

= +25°C, unless otherwise noted.)

0 7 14 21 28

IN SUPPLY CURRENT

vs. IN VOLTAGE

MAX14527/8 toc01

IN VOLTAGE (V)

IN SUPPLY CURRENT (µA)

= +85°C

= -40°C

= +25°C

0.5

0.8

0.7

0.6

0.9

1.0

1.1

1.2

1.3

1.4

1.5

-40 10-15 35 60 85

NORMALIZED R

vs. TEMPERATURE

MAX14527/8 toc02

TEMPERATURE (°C)

NORMALIZED R

= 3.6V

= 5.0V

0.95

0.98

0.97

0.96

0.99

1.00

1.01

1.02

1.03

1.04

1.05

-40 10-15 35 60 85

NORMALIZED OVLO THRESHOLD

vs. TEMPERATURE

MAX14527/8 toc03

TEMPERATURE (°C)

NORMALIZED OVLO THRESHOLD

0.95

0.98

0.97

0.96

0.99

1.00

1.01

1.02

1.03

1.04

1.05

-40 10-15 35 60 85

NORMALIZED EXTERNAL OVLO SET

THRESHOLD vs. TEMPERATURE

MAX14527/8 toc04

TEMPERATURE (°C)

NORMALIZED EXTERNAL OVLO SET THRESHOLD

0.5

0.8

0.7

0.6

0.9

1.0

1.1

1.2

1.3

1.4

1.5

-40 10-15 35 60 85

NORMALIZED EXTERNAL OVLO SELECT

THRESHOLD vs. TEMPERATURE

MAX14527/8 toc05

TEMPERATURE (°C)

NORMALIZED EXTERNAL OVLO SELECT THRESHOLD

0.95

0.98

0.97

0.96

0.99

1.00

1.01

1.02

1.03

1.04

1.05

-40 10-15 35 60 85

NORMALIZED DEBOUNCE TIME

vs. TEMPERATURE

MAX14527/8 toc06

TEMPERATURE (°C)

NORMALIZED DEBOUNCE TIME

POWER-UP RESPONSE

MAX14527/8 toc07

10ms/div

5V/div

OUT

5V/div

OUT

100mA/div

OVERVOLTAGE FAULT RESPONSE

MAX14527/8 toc08

1μs/div

5V/div

OUT

5V/div

OUT

50mA/div

1 2 3 4 5 6 7

MAX14527/MAX14528 1

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