Copyright

© ANPEC Electronics Corp.

Rev. A.6 - Jun., 2008

APW7080

www.anpec.com.tw

7

Typical Operating Characteristics (Cont.)

Output Current, I

Efficiency vs. Output Current

EN Clamp Voltage vs. EN Input Current

0

2

4

6

8

10

12

14

16

18

1

10

100

1000

10000

Operating Waveforms

(Refer to the application circuit 1 in the section “Typical Application Circuits”, V

V

OUT

I

L1

Load Transient Response

Load Transient Response

1

1

2

2

1

1

2

2

V

OUT

Ch1 : V

Voltage Offset = 3.3V

Ch2 : I

Time : 50

µs/Div

Ch1 : V

Voltage Offset = 3.3V

Ch2 : I

Time : 50

µs/Div

T

T

T

T

T

T

I

I

I

I

0A

0A

3A

3A

0.5A

0.5A

I

I

I

I

3A

3A

I

L1

10

20

30

40

50

60

70

80

90

100

0.001

0.01

0.1

1

10

VIN=12v, L=10

µH (DCR=50mΩ)

C1=10

µF, C4=22µF

V

V

V

V