SIC9553 PDF – High-precision non-isolated Buck LED constant current driver chip

SIC9553 PDF datasheet can download.

This product has High-precision non-isolated Buck LED constant current driver chip functions.

This is one of the semiconductor types. This part name is SIC9553.

Manufacturers of the product is Si semiconductors.

Image and pinout :

SIC9553 pdf datasheet pinout

 

Some of the text files within the PDF file

深圳深爱半导体股份有限公司 Shenzhen SI Semiconductors Co., LTD. 产品规格书 Product Specification 高精度非隔离降压型 LED 恒流驱动芯片 553 SIC9 SIC95 概述: SIC9553是一款高精度的非隔离降压型LED控制器,适用于85V~265V全电压范围的小功率非隔离 降压型LED照明应用。 SIC9553内置了高精度的采样、补偿电路,使得电路能够达到 ±3%以内的恒流精度,并且能够实 现输出电流对电感与输出电压的自适应,从而取得优异的线型调整率和负载调整率。 SIC9553内部集成了500V功率MOSFET,无需次级反馈电路,也无需补偿电路,加之精准稳定的自 适应技术,使得系统外围结构十分简单,可在外围器件数量少,参数范围宽松的条件下实现高精度恒流 控制,极大地节约了系统成本和体积,并且能够确保在批量生产时LED灯具参数的一致性。 SIC9553具有丰富的保护功能:输出开短路保�� [ … ]

Please refer to the file for details.

SIC9553 PDF Datasheet