Diodes AP1681 Manuel d'utilisateur télécharger pdf (Page 11)

Preliminary Datasheet

Off-line Primary Side Regulation Controller for Dimmable LED Driver AP1681

Jul. 2011 Rev. 1. 2 BCD Semiconductor Manufacturing Limited

Typical Application

AP1681

120Vac

60Hz

Dimmer

EE16

L=4.5mH

47nF

1A/600V

22nF

REC

470k

560k

3.3k

1nF

560k

0.47

BAV20

INV

MULT

ZCD

GND

VCC

DIM

GND

OUT

VCC

47k

11T

3N60

100pF

630V

BUS

6.8 F

350V

COMP

EE16

L=1.43mH

115T

AP1661

330nF

16k

680k

330k 330k

BAV20

47k

14T

=0.3

10k

220k

270k

0.47

2.2nF

630V

68k

95T

0.16

×3

3A/150V

220

35V

19T

=0.4

TIW

27k

OUT

FR105

EF20

L=2.54mH

4N60

100

3.0k

1.3R

1.5nF 3kV

100k

16k

0.47

51k 100k

AP1681 LED Application:

Dimmable LED Driver

Input: 120Vac/60Hz

18W Power

Output: 8 LEDs, 26V

LOAD

5.0mA to 550mA

32 V

OPEN

Figure 17. Typical Application of AP1681

1 2 ... 6 7 8 9 10 11 12 13

1
Electrical Characteristics 6
Minimal Operating Voltage (V) 7
Current Sense Voltage (mV) 8
Supply Voltage (V) 8
RD Pin Voltage (V) 10
Ambient Temperature ( 10
AP1681 LED Application: 11
Mechanical Dimensions 12

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Diodes AP1681 Manuel d'utilisateur Page 11

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