NCP114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 NCP114 is 300 mA LDO that provides the engineer with a very stable, accurate voltage with low noise suitable for space constrained, noise sensitive applications. In order to optimize performance for battery operated portable applications, the NCP114 employs the dynamic quiescent current adjustment for very low IQ consumption at no−load.

特性 Features

• Operating Input Voltage Range: 1.7 V to 5.5 V
• Well suited for battery powered applications
• Low Dropout: 135 mV Typical at 300 mA
• Supports applications with very low Input to Output Voltage requirements
• High PSRR 75dB at 1kHz
• Very well suited for space-constrained applications
• Thermal Shutdown and Current Limit Protections
• Robust design and high reliability
• Very Low Quiescent Current of Typ. 50 µ\u0002A
• Highly effective solution at light load conditions
• Available in uDFN 1.0 x 1.0 mm Package
• Very well suited for space-constrained applications
• +/- 1% typical Vout Accuracy
• Precise Vout for power sensitive devices

应用 Application

• Touchscreen Controller Supply
• Wireless module
• Camera supply module
• MCU and low power FPGA supply
• Smartphone
• Tablet
• Portable device
• Wireless handset
• IP Camera

简介

NCP114属于集成电路（IC）的线性+开关稳压器。由制造生产的NCP114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。