SC628AEVB datasheet(15/21 Pages) SEMTECH

Part #	SC628AEVB

Description	LED Flash Driver Charge Pump with 1000mA Flash Mode, 275mA Spotlight Mode, and I2C Interface

PDF	21 Pages

Scroll/Zoom	100%

Manufacturer	SEMTECH [Semtech Corporation]

Direct Link	http://www.semtech.com

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15 / 21 page

SC628A

Address

Reset

Value

Description

0x02

Flash/Spotlight Bits

0(1)

FLTO

Flash/Spotlight Bits

0x10

Flash/Spotlight

Control

Notes:

(1)

Always write a 0 to this bit

Flash/Spotlight Control Register (0x02)

This register is used to select the flash or spotlight current

and to configure the flash time-out feature.

Bits D7, D6, D3, D2, D1, D0

The value of bits D7, D6, D3, D2, D1, and D0 are used to

set the current for the flash and spotlight modes. Flash

current values are set in accordance with Table 1 on page

12, and spotlight current values are set in accordance

with Table 2 on page 13.

FLTO

This bit is used to enable the flash safety time-out feature.

The default state is enabled with FLTO = 1. If this bit is set,

the device will turn off the flash after a nominal period of

1s. Two ways to re-enable the flash function after a safety

time-out are:

Pull the FLEN pin low to reset the flash

function

Clear and re-write bits D7, D6 D3, D2, D1, and

D0.

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SC628AEVB Datasheet(PDF) 15 Page - Semtech Corporation