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LCD Backlight Inverter Drive IC

LCD Çý¶¯Æ÷ LCD Backlight IC

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Fairchild Semiconductor

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Description

The FAN7318A is a LCD backlight inverter drive IC that controls P-N half-bridge topology.

The FAN7318A provides a low-cost solution and reduces external components by integrating proprietary wave rectifiers for open-lamp protection and regulation. The operating voltage range is wide, so an external regulator isn¡¯t necessary to supply voltage to the IC.

Features

High-Efficiency, Single-Stage Power Conversion

Wide Input Voltage Range: 6V to 30V

Backlight Lamp Ballast and Soft Dimming

Minimal External Components Required

Precision Voltage Reference Trimmed to 2

Half-Bridge Topology

Soft-Start

PWM Control at Fixed Frequency

Analog Dimming Function

Burst Dimming Function

Programmable Striking Frequency

Open-Lamp Protection (OLP)

Open-Lamp Regulation (OLR)

Over-Voltage Protection (OVP)

Short-Lamp Protection (SLP)

CMP-High Protection (CHP)

Thermal Shutdown (TSD)

16-Pin SOIC Package

Applications

LCD TV

LCD Monitor

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    LCD Çý¶¯Æ÷ LCD Backlight IC

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    Maxim Integrated

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    19 KHz

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    3 V to 3.6 V

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    + 85 C

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    - 20 C

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    PDIP-40

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FAN7318AM ²úÆ·Ïà¹ØÐͺÅ

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