Datasheet > BD9203EFV

BD9203EFV

更新时间： 2024-11-04 06:41:55

品牌	Logo	应用领域
罗姆 - ROHM		/
页数	文件大小	规格书
5页	184K
描述
Silicon Monolithic Integrated Circuit

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中文翻译

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数据手册

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BD9203EFV 数据手册

1/4

STRUCTURE

PRODUCT

Silicon Monolithic Integrated Circuit

White LED Driver for LCD Backlights with step-up DC/DC controller

TYPE

BD9203EFV

FEATURE

・

6CH LED current driver up to 150mA/CH built-in *2

Over voltage protection (OVP), Short circuit protection (SCP), LED open and short detection

Step-up DC/DC controller built-in

PWM and DC Dimming

Programmable timer latch and soft-start period by external capacitor

Over voltage protection (OVP), Short current protection (SCP), LED open and short detection

Under voltage lock out (UVLO)

・ HTSSOP-B28 package

○ ABSOLUTE MAXIMUM RATINGS (Ta=25℃)

PARAMETER

Symbol

VCC

Limit

Unit

Power Supply Voltage

VREF5V

STB

STB Voltage

LED Output Voltage

FAIL Output Voltage

LED1～6

FAIL

SEL, UVLO, PWM1, PWM2, RT,

SS, SLOPE, ISET, VREF,

Pin Voltage

CP, FB, OVP, CS

Power Dissipation

3.30 *1

-40～+85

-55～+150

150 *2

Operating Temperature Range

Storage Temperature Range

LED Maximum Current

Topr

Tstg

ILED

℃

*1 Pd derated at 26.4 mW/℃ for temperature above Ta=25℃,

mounted on 70mm×70mm×1.6mm 2 layer(cupper area 70mm×70mm)glass-epoxy PCB.

*2 This is the constant current value per 1ch. Please perform setting of the constant current value

in the range that is not beyond a value of Pd.

This product is not designed for protection against radioactive rays.

○ OPERATING CONDITIONS (Ta=25℃)

PARAMETER

Power Supply Voltage

Symbol

VCC

Limit

Unit

9～35

CT Oscillation Frequency Range

VREF input voltage range

FCT

100～1000

kHz

VREF

0～VREF5V

REV. Ａ

12 3 4 5

中文翻译

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