Diodes AP2172 Manuel d'utilisateur télécharger pdf (Page 10)

AP2162/AP2172

1A DUAL CHANNEL CURRENT-LIMITED POWER

SWITCH

AP2162/AP2172 Rev. 5

10 of 17 FEBRUARY 2009

www.diodes.com © Diodes Incorporated

Typical Performance Characteristics (Continued)

Channel 2 UVLO Increasing

1ms/div

Channel 2 UVLO Decreasing

10ms/div

Channel 1 Enabled and Shorted with Channel 2

Disabled

100ms/div

Channel 1 Disabled and Channel 2 Enabled

50ms/div

Turn-On Time vs Input Voltage

250

300

350

400

450

500

550

600

650

700

750

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

26

26

27

27

28

28

29

29

30

1.5 2 2.5 3 3.5 4 4.5 5 5.5 6

Input Voltage (V)

Turn-Off Time (us)

Iout

500mA/div

Vin

2V/div

Vin

2V/div

Iout

500mA/div

T

A

=25°C

C

L

=68uF

R

L

=5

T

A

=25°C

C

L

=68uF

R

L

=5

Vout 2

5V/div

Iout 2

500mA/div

T

A

=25°C

C

L

=68uF

Vout 1

5V/div

Vflag 1

5V/div

Vout 1

5V/div

Vout 2

5V/div

T

A

=25°C

C

L

=68uF

Ven1

5V/div

Ven2

5V/div

C

L

=1uF

R

L

=10

T

A

=25°C

C

L

=1uF

R

L

=10

T

A

=25°C

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AP2162/AP2172 1
10

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