Copyright

© ANPEC Electronics Corp.

Rev. A.4 - Dec., 2010

APW7136A/B/C

www.anpec.com.tw

6

Operating Waveforms

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

wise specified.)

Start-up

CH1: V

CH2: V

CH3: V

CH4: I

Time: 1ms/Div

2

1

3

4

V

OUT

I

V

IN

V

EN

8WLEDs, L=22µH, V

CH1: V

CH2: V

CH3: V

CH4: I

Time: 1ms/Div

Start-up

2

1

3

4

V

OUT

I

V

IN

V

EN

6WLEDs, L=22µH, V

CH1: V

CH2: V

CH3: V

CH4: I

Time: 1ms/Div

Start-up

2

1

3

4

V

OUT

I

V

IN

V

EN

4WLEDs, L=22µH, V

CH1: V

Time: 20ms/Div

Open-LED Protection

1

V

APW7136C