Diodes AP2181/ AP2191 Uživatelský manuál stáhnout pdf (Strana 7)

AP2181/ AP2191

Document number: DS31563 Rev. 7 - 2

7 of 17

www.diodes.com

March 2013

© Diodes Incorporated

AP2181/ AP2191

Typical Performance Characteristics (cont.)

UVLO Decreasing

10ms/div

Current Limit Response vs Peak Current

0

5

10

15

20

25

30

35

40

45

024681012

Peak Current (A)

Current Limit Response (us)

Turn-On Time vs Input Voltage

250

350

450

550

650

750

850

1.5 2 2.5 3 3.5 4 4.5 5 5.5 6

Input Voltage (V)

Turn-On Time (us)

Turn-Off Time vs Input Voltage

25

30

35

40

45

50

55

1.5 2 2.5 3 3.5 4 4.5 5 5.5 6

Input Voltage (V)

Turn-Off Time (us)

Rise Time vs Input Voltage

300

350

400

450

500

550

600

650

22.533.544.555.56

Input Voltage (V)

Rise Time (us)

Fall Time vs Input Voltage

19

20

21

22

23

24

25

22.533.544.555.56

Input Voltage (V)

Fall Time (us)

C

L

= 1µF

R

L

=10

T

A

=+

25

°

C

C

L

= 1µF

R

L

= 10

T

A

=+

25

°

C

C

L

= 1µF

R

L

= 10

T

A

= +25°C

C

L

= 1µF

R

L

= 10

T

A

=+

25

°

C

Iout

500mA/div

Vin

2V/div

T

A

= +25°C

C

L

= 68µF

R

L

= 3.3

V

IN

= 5V

T

A

= +25°C

1 2 3 4 5 6 7 8 9 10 11 12 ... 16 17

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