NCV4299AD数据手册集成电路（IC）的线性+开关稳压器规格书PDF

描述 Description

The NCV4299A is a 150 mA precision micropower voltage regulator available with output voltages of 5.0 V or 3.3 V. It is available in an 14−lead SOIC (fused) and TSSOP-14 EPAD packages.The output voltage is accurate within ±2% with a maximum dropout voltage of 0.5 V at 100 mA for the 5.0 V version.The NCV4299A features low quiescent current of only 65 µA with a 100 µA load.The device features an adjustable reset output and an adjustable system monitor to provide shutdown early warning.The devices includes an inhibit function to turn the device off while consuming less than 1.0 µA of quiescent current.

特性 Features

• 5.0 V, 3.3 V +/-2%, 150 mA
• Tight regulation limits
• Low Current Consumption 65 µA (Typ) in the ON ModeExtremely Low Current Consumption 1.0 µA in the Off Mode
• Save battery life
• Early Warning Output Capability
• Microprocessor power management feature, design flexibility
• Adjustable Reset Threshold and Reset Output Low Down to VQ = 1.0 V
• Microprocessor power management feature, design flexibility
• Fault protection:60 V (Typ) peak Transient Voltage protection-40 V Reverse Input Voltage protection Short circuit protection Thermal overload protection
• No external components required to enable protections required within any automotive applications

应用 Application

• Body and Chassis
• Powertrain, Engine Control Unit
• Automotive

简介

NCV4299AD属于集成电路（IC）的线性+开关稳压器。由制造生产的NCV4299AD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。