AL1676-40DS7-13 datasheet(2/15 Pages) DIODES

Part #	AL1676-40DS7-13

Description	UNIVERSAL HIGH POWER FACTOR BUCK LED DRIVER

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Manufacturer	DIODES [Diodes Incorporated]

Direct Link	http://www.diodes.com

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2 / 15 page

AL1676

Document number: DS38290 Rev. 1 - 2

2 of 15

www.diodes.com

February 2016

AL1676

Typical Applications Circuit

OUT

+

ROVP

GND

U1 AL1676

C5

R1

AC

Input

F1

DB1

C1

COMP

VCC

R2

CS

D

C4

D1

L2

R4

R5

R3

C2

C3

VR

L1

NC

Pin Descriptions

Pin Number

Pin Name

Function

1

VCC

Power supply voltage

2

ROVP

Resistor set the open voltage

3

COMP

Compensation for current control

4

GND

Ground

5

CS

Current sensing

6

NC

No connection

7

D

Drain of the internal high voltage MOSFET

Functional Block Diagram

VCC

Management

Fault

Management

UVLO

OFF

VCC

Clamp

OSP

OTP

OVP

VDD

STOP

tOFF Detection

(ZCD)

VCC

OVP

D

VCC

GND

ROVP

OSP

STOP

R

S

Q

6

-

+

COMP

Gm

VREF

Sample and

Hold

-

+

3

5

VOVP_REF

tOFF

VOVP_REF

VREF

tOFF

4

2

1

7

CS

NC

Driver Supply

Clamp

-

+

0.8V

OCP

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AL1676-40DS7-13 Datasheet(PDF) 2 Page - Diodes Incorporated

AL1676-40DS7-13 Datasheet(HTML) 2 Page - Diodes Incorporated

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