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ISL78205
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ISL78205

  • 所属类别：控制器controller
  • 产品名称：集成的高边MOSFET的2.5A降压控制器
  • 厂商：intersil
  • 生产批号：12+
  • 封装：sop
  • 库存状态：有库存
  • 库存量：5000
  • 最低订购量：1
  • 详细资料：点击查找ISL78205的pdf资料
  • 点击询价
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  • Product Introduction

 Key features:

 
超宽输入电压范围：3V至40V
小于3μA待机输入电流（IC的残疾人士）
温度范围-40°C至+105°C
综合90mΩ高边MOSFET
业务拓扑
同步降压
非同步降压
从200kHz至2.2MHz的可编程频率和频率同步能力
±1％严格的电压调节精度
可靠的逐周期过流保护
温度补偿电流检测
频率折返
可编程超频极限
在最坏情况下短路条件的打嗝模式保护
20 LD HTSSOP封装
无铅（符合RoHS）
描述
 
ISL78205是一个具有90mΩ高边MOSFET和低侧驱动器集成的同步降压控制器。ISL78205支持3V至40V的宽输入电压范围。输出电流能力方面，ISL78205通常可以支持5V 输出，五至五条件下的连续负载2.5A ，500kHz的范围为8V至30V，+85°C环境温度与静止的空气中。对于任何特定的应用程序，实际的最大输出电流取决于模具温度不超过+125°C的消散在IC的电源，这是关系到输入电压，输出电压，占空比，开关频率，环境温度和电路板布局，等等。参阅有关详细信息，第12页上的输出电流。ISL78205提供了最强大的电流保护。它采用逐周期电流限制峰值电流模式控制。它与频率折返电流限制条件下实施。打嗝过流保护模式，此外，还实施了苛刻的短期条件下保证可靠的操作。ISL78205具有全面的保护，对各种故障，包括过压和过温保护等。

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