ob3328 On-Bright Electronics, Inc., ob3328 Datasheet

ob3328

Manufacturer Part Number

ob3328

Description

High Performance Ccfl Control Ic ? Full Bridge

Manufacturer

On-Bright Electronics, Inc.

Datasheet

1.OB3328.pdf (1 pages)

Available stocks

Company

Part Number

Manufacturer

Quantity

Price

Company:

Meier Automation Equipment Co., Limited

Part Number:

ob3328NQP

Manufacturer:

ON-BRIGHT/昂宝

Quantity:

20 000

Company:

Meier Automation Equipment Co., Limited

Part Number:

ob3328UQPA

Manufacturer:

ON/安森美

Quantity:

20 000

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Download datasheet (258Kb)

High Performance CCFL Control IC – Full Bridge

Description:

OB3328(N)/OB3328U

controller optimized for high

efficiency

backlight application. The

inverter

unregulated DC voltage into

regulated pseudo sinusoidal

signal

network.

current driving results in

prolonged

improved system efficiency

(nit/watt ratio) and reduced

EMI emissions.

multiple dimming control

schemes including internal

analog, internal burst and

external LPWM control.

Combination of analog and

burst mode dimming is

available to achieve

extended dimming control

range up to (4%~100%).

for U-shaped CCFL lamp

application.

GreenEngine

OB3328(N) supports

OB3328U is optimized

full

through

Good

bridge

flat

CCFL

Technology for Green Power

sinusoidal

resonant

converts

panel

CCFL

life,

Features:

Applications:

LCD CCFL backlight system where high efficiency is required:

Typical Application:

Full bridge controller (2N+2P MOSFET configuration)

External programmability of the key parameters

High precision reference and frequency control

Flexible wide range dimming control

•

dimming control

•

components

•

Comprehensive Protection Coverage

•

Available in DIP16、SOP16 and TSSOP16 packages,RoHS

compliant

LCD Monitor, LCD TV

LCD flat panel display for instruments, automobile,

and handhold debices and handhold devices

Internal analog, burst and external LPWM for wide range

Combined internal burst and analog dimming control

0-3V DC voltage direct dimming without any additional

Selective positive or negative dimming control

IC supply under voltage lockout(UVLO)

Output over voltage protection(OVP)

Output over current protection(OCP)

DC/AC CCFL Controller IC Product

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