LM8502 datasheet(2/72 Pages) TI1

Part #	LM8502

Description	Intelligent Lighting Management Unit That Fuses a 1.2A Dual High-Side Flash LED Driver

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Manufacturer	TI1 [Texas Instruments]

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5,77

OUT

GND

SW

VIN

GND

FLASH1

FLASH2

D9

A1

A2

A3

A4

A5

B1

C1

D1

E1

F1

B2

D10/

ALS

D8

C2

D7

D5

D2

D6

C3

B3

B4

D3

E2

D4

D1

B5

F2

C4

C5

D2

F3

ALS1

F4

SCL

F5

SDA

E3

INT

CLK

E5

EN

LEDI/

NTC

E4

D3

D4

TRIG

D5

PWM/ENVM/TX2

TX1/TORCH

D2

D3

D6

D1

OUT

PWM/ENVM/TX2

ALS1

GND

INT

STROBE

VIN = 2.7V TO 5.5V

VDD

SW

CLK

D5

D4

D10/ALS2

D8

D7

SCL

SDA

EN

TX1/TORCH

D9

LEDI/NTC

Flash 1.2A

Trigger pin for lighting engine

TRIG

External clock input for power saving

VBIAS

Interrupt

FLASH2

LM8502

FLASH1

10 PF

2.2 PH

LM8502

SNVS592D – OCTOBER 2009 – REVISED FEBRUARY 2013

www.ti.com

TYPICAL APPLICATION CIRCUITS

Figure 1.

Figure 2.

2

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