AL5802-13 데이터 시트보기 (PDF) - Diodes Incorporated.

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AL5802-13

30V, ADJUSTABLE CURRENT SINK LINEAR LED DRIVER

Diodes Incorporated. 

AL5802

Pin Descriptions

Pin Number

1

2

3

4

5

6

Name

OUT

BIAS

EN

GND

FB

REXT

Function

Open-collector LED driver output

Biases the open collector output transistor

Enable pin for PWM dimming. Provides access to the base of Q2 and collector of Q1

Ground reference point for setting LED current

Feedback pin.

Should be connected to pin 6.

Current sense pin. LED current sensing resistor should be connected from here to GND.

Functional Block Diagram

Fig. 1 Block Diagram

Absolute Maximum Ratings

Symbol

VOUT

VBIAS

VFB

VEN

VREXT

IOUT

TJ

TST

Characteristics

Output voltage relative to GND

BIAS voltage relative to GND (Note 4)

LED voltage relative to GND

EN voltage relative to GND

REXT voltage relative to GND

Output current

Operating junction temperature

Storage temperature

These are stress ratings only. Operation outside the absolute maximum ratings may cause device failure.

Operation at the absolute maximum rating for extended periods may reduce device reliability.

Note: 4. With pins 5 and 6 connected together.

Values

30

30

6

6

6

150

-40 to +150

-55 to +150

Unit

V

V

V

V

V

mA

°C

°C

AL5802

Document number: DS35516 Rev. 9 - 2

2 of 11

www.diodes.com

March 2014

© Diodes Incorporated

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