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OB3330X

Manufacturer: On-Bright

OB3330X datasheet by On-Bright.

This datasheet includes multiple variants, all published together in a single manufacturer document.

OB3330X datasheet preview

OB3330X Datasheet Details

Part number OB3330X
Datasheet OB3330X OB3330X-On Datasheet (PDF)
File Size 771.46 KB
Manufacturer On-Bright
Description High PF PSR LED Controller
OB3330X page 2 OB3330X page 3

OB3330X Overview

OB3330X 高 PF 原边反馈 LED 控制器 概述 OB3330X 是一款采用原边反馈控制技术并实现高 功率因数校正的 LED 恒流驱动控制器,应用于反激 隔离 LED 照明。 OB3330X 提供的特性功能包括软启动功能,功率因 数校正, 恒流控制,零电流检测,电流采样比较器内 置前沿消隐(LEB),以及图腾柱输出驱动。 OB3330X 提供全面的保护功能,包括 LED 开路和 短路保护,VCC 过压保护和欠压保护,输出负载过 压保护,用户可设置阈值的逐周期峰值电流限制, 过温保护,输出驱动钳位以保护功率 MOSFET。 特性 原边反馈控制的单级 PFC 临界模式实现高效率 模拟乘法器实现功率因数校正 高恒流精度 设置阈值的逐周期峰值电流限制 软启动功能 极低的启动电流(TYP. 5uA) 最简化的系统设计 LED 开路保护 LED 短路保护 VCC 过压保护 VCC 欠压保护 输出负载过压保护 过温保护 应用...

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