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OC5021B Datasheet Switching Step-down Led Constant Current Driver

Manufacturer: OCX

Overview: 概述 OC5021B 是一款高效率、高精度的 降压型大功率 LED 恒流驱动控制芯片。 OC5021B 采用固定关断时间的峰值 电流控制方式，关断时间可通过外部电容 进行调节，工作频率可根据用户要求而改 变。 OC5021B 通过调节外置的电流采样 电阻，能控制高亮度 LED 灯的驱动电流， 使 LED 灯亮度达到预期恒定亮度。 在 DIM 端加 PWM 信号，可以进行 LED 灯调光。DIM.

Datasheet Details

Part number OC5021B
Manufacturer OCX
File Size 352.35 KB
Description Switching step-down LED constant current driver
Datasheet OC5021B-OCX.pdf

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OC5021B Distributor