Datasheet > BD7710GWL-E2

BD7710GWL-E2

更新时间： 2024-11-05 01:20:55

品牌	Logo	应用领域
罗姆 - ROHM		/
页数	文件大小	规格书
40页	931K
描述
1.5A LED Camera Flash Driver

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中文翻译

获取价格

数据手册

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BD7710GWL-E2 数据手册

1.5A LED Camera Flash Driver

with I²C Compatible Interface

BD7710GWL

●General Description

●Key Specifications

The BD7710GWL is 1.5A Flash LED Driver with

Synchronous rectification step up DC/DC converter that

can drive 3LED.

■

VBAT Input voltage

2.7V to 5.5V

-40℃ to +85℃

3.0μA(MAX)

1.6A(MAX)

Operating temperature range

Quiescent Current

LED Current

It is possible to set by I2C interface.

With synchronous rectification (no external schottky

barrier diode required) and small package, they can

save mount space.

Switching frequency

2MHz(typical)

●Packages

UCSP50L2

●Features

1) Synchronous rectification step-up DC/DC

converter.(no external S.B.D.)

2) 3 channel current driver (maximum total 1.6A)

3) It is possible to control register by I2C interface

4) Programmable lighting mode

5) Programmable LED current

6) Programmable Battery drop protection

7) Programmable Flash timer

8) Rich safety function

1.90 ㎜×2.10 ㎜×0.55 ㎜(MAX)

●Applications

Over Current Protection (OCP)

Over Voltage Protection (OVP)

VOUT Short Protection

LED short/open Protection

UVLO

■

Single/Dual/Triple White LED Flash Supply for

Cell Phones and Smart-Phones

DSC,DVC

Video Lighting for Digital Video Applications

Amusement accessory

■

TSD

Battery drop Protection

LED Temperature Monitoring

●Typical Application Circuits

●Pin Configuration [Bottom View]

CIN

4.7µF

VBAT

LED2

PGND

LED3

LED1

PGND

2.2µH

VOUT

SW SW

VBAT

battery

STRB1

TX_MASK

COUT

10µF

RESETB

SCL

I²C I/F

SDA

LED1

LED2

LED3

STRB0

STRB1

TX_MASK

RESETB STRB0

SCL

SDA

GND

VOUT

PGND GND

Figure 2. Pin Configuration

Figure 1. 1.5A application Block diagram

○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays

.www.rohm.com

TSZ02201-0F2F0C200010-1-2

20.May.2013 Rev.003

1/36

TSZ22111・14・001

12 3 4 5 6 7...40

中文翻译

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