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DP9125 Datasheet Constant current mode LED drive switch

Manufacturer: DP

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Datasheet Details

Part number	DP9125
Manufacturer	DP
File Size	444.94 KB
Description	Constant current mode LED drive switch
Download	DP9125 Download (PDF)

Overview

产品描述 DP9125 是一款内部高度集成的原边控制、恒流模式 LED 驱动开关品。在同一个晶圆上，DP9125 集成有 650V 功率 MOSFET 和控制器。此外，芯片还集成有高压启动电路和变压器退磁检测电路，支持无辅助绕组设计。芯片采用带线电压补偿的 PFM 控制，实现 LED 恒流控制。 DP9125 集成有完备的保护功能以保障系统安全可靠的运行，如 VDD.

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