a702gft-he ADD Microtech Inc., a702gft-he Datasheet

a702gft-he

Manufacturer Part Number

a702gft-he

Description

6 Channels Adjustable Constant Current Led Driver

Manufacturer

ADD Microtech Inc.

Datasheet

1.A702GFT-HE.pdf (9 pages)

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Download datasheet (262Kb)

LED applications. Six regulated current ports are

designed to provide uniform and pure DC constant

current sinks for driving LEDs within a large range VF

variation.

ports to match LEDs with equal current. Users may

program the output current from 5mA to 40mA through

an external resistor, R

controlling the light intensity of LEDs.

low, for Output Enable pin (OE/OE pin) are provided for

user’s varies applications. It could precisely adjust LED

brightness from 0% to 100% via OE/OE pin with Pulse

Width Modulation signal.

over temperature (150°C) damage. Also, the thermal pad

enhances the package power dissipation.

2.9V~ 6V

Turn ON/OFF

PWM Dimming

6V~ 50V

Note:

A701/2 are adjustable constant current drivers for

A701/2 provide users 6-channel constant current

Two kinds of control logic, active high and active

The thermal protection function protects IC from

Range

TYPICAL APPLICATION CIRCUIT

Package Type.

Package Process.

www.addmtek.com

LED

SET

_____

LED

Low Enable

High Enable

Low Enable

/OE Pin Logic

DESCRIPTION

G: MSOP-EP;

OE/OE

ISET

STD

VDD

F: Lead Free;

SET

Part Number

OUT1

, which gives user flexibility in

OUT 2

A701/A702

J: QFN-3×3

G: Green

OUT 3

GND

A 7 0 1 □ □ □

A 7 0 2 □ □ □－ H E

OUT 4

OUT 5 OUT 6

ORDER INFORMATION

A701GFT

A702GFT-HE

A702GFT

OUT1

OUT2

OUT3

MSOP-EP

GND

ISET

10 pin

MSOP-EP-10 Pin

6 constant-current output channels

Output current deviations: ±3% between channels,

±7% between ICs.

Output current programmable through external

resistor.

Constant output current range: 5mA~40mA

Wide supply voltage range: 6V~50V (A702)

75V output sustaining voltage

2 kinds of control logic for Output Enable pin

EN Pin Logic.

Packing.

Automotive Interior Lighting

Channel Letter, Indoor Lighting

LED Backlight Driver for MP3, MP4, Mobile

Phone, Portable DVD, NB, and LCD TV.

A701GGT

A702GGT-HE

A702GGT

(Top View)

ONSTANT

PACKAGE PIN OUT

T: Tape & Reel

HE: High Enable

VDD

OE/OE

OUT5

OUT6

OUT4

APPLICATIONS

FEATURES

6 C

OUT1

OUT2

ISET

URRENT

HANNELS

QFN 3mm x 3mm

DD082_B -- JULY 2009

(Top View)

LED D

A701JGT

A702JGT-HE

A702JGT

QFN 3x3

16 pin

DJUSTABLE

A701/2

RIVER

STD

OUT6

OUT5

OUT4

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