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司简介  

    
  
海科信科技有限公司是一家面向全球专业化的电子元器件供应商。
   公司办公面积540多平米,深圳仓库面积240多平米,深圳现有员工45名,其中销售工程师28名,技术支持及应用工程师5名。
   公司产品主要应用于汽车电子、家用电器、照明、电机驱动、开关电源、UPS电源、逆变电源及充电电源等相关产品。
   
   公司是美国国际整流器(IR)及天丰半导体(RichSky)的授权代理商。

    
 

新闻动态
IR新型保护式600V照明IC具备PFC功能 2008-03-20
音频放大器DirectFET®MOSFET 2008-03-12
IRS2153D-IR推出自激式电子镇流器照明控制 2007-05-15

参考设计

IR2520D电子镇流器设计参考方案

 
  25W Small Sized Ballast, 220VAC Input
Featuring IR2520D ballast controller IC
Programmable run frequency & preheat time
Open filaments and no-lamp protection
Failure to Strike and deactivated-lamp protection
Low AC line protectio

IR2166电子镇流器设计参考方案  

  Universal Input Linear Fluorescent Ballast for 35W TL5 Lamp
Featuring IR2166 HVIC ballast controller
High Power Factor/Low THD
High Frequency Operation
Lamp Filament Preheating
Lamp Fault Protection with Auto-Restart

IR2011S音响设计参考方案

  Featuring IR2011S
Complete Analog Input Class D Audio Power Amplifier
500W + 500W Peak Stereo (2CH) Output
THD+N=0.008% @1kHz, 100W, 4.
High Efficiency 93% @350W, 1kHz, 4.
Simple Self Oscillating Half-Bridge Topology
Includes all Local House-keeping Power Supplies
Protection Functions
Wide Operating Supply Voltage Range ±25 ~ 60V
Immune to Power Supply Fluctuations

IR22141SS电机驱动设计参考方案
  Featuring IR22141SS half bridge gate driver IC
High Current Gate Driver for AC Induction or Brushless Motors
Integrated desaturation detection circuit with active bias
1200V DC-Bus Capability up to 50A
Compatible with standard ECONO2-6PACK IGBT module (Not included in design kit)