KA78R中文资料1A Fixed, 5 - 15 V, Low Dropout Voltage Regulator (LDO)数据手册ONSEMI规格书

描述 Description

The KA78RXXC is a low-dropout voltage regulator suitable for various electronic equipments. It provides constant voltage power source with TO-220-4 lead full mold package. Dropout voltage of KA78RXXC is below 0.5V in full rated current (1A). This regulator has various functions such as peak current protection, thermal shut down, overvoltage protection and output disable function.

特性 Features

•1A/3.3V, 5V, 8V, 9V, 12V, 15V output low dropout voltage regulator
•TO-220 full-mold package (4pin)
•Overcurrent protection, thermal shutdown
•Overvoltage protection, short circuit protection
•With output disable function

应用 Application

• This product is general usage and suitable for many different applications.

简介

KA78R属于集成电路（IC）的线性+开关稳压器。由制造生产的KA78R稳压器 - 线性线性稳压器用于提供稳定的输出电压，无论负载电流、输入电压或环境因素如何变化，这些输出电压通常都要保持不变。它们的工作原理要求输入电压维持在高于所需的输出电压，而且要超出某个最小量，并且在工作时会将输入端的任何多余电压转换为热量。对于大多数应用而言，虽然这种稳压器的效率低于开关模式的稳压器，但它们通常更适合对噪声高度敏感的应用。