AP7311集成电路（IC）的线性+开关稳压器规格书PDF中文资料

AP7311属于集成电路（IC）的线性+开关稳压器。由美台半导体制造生产的AP7311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。

描述 Description

The AP7311 is a 150mA, adjustable and fixed output voltage, low dropout linear regulator. The device included pass element, error amplifier, band-gap, current limit and thermal shutdown circuitry. The device is turned on when EN pin is set to logic high level.

特性 Features

• 150mA Low Dropout Regulator with EN

• Very low IQover full load: 65µA

• Wide input voltage range: 2V to 6V

• Wide adjustable output: 0.8V to 5.0V

• Fixed output options: 1.0V to 3.3V

• PSRR: 65dB at 100Hz

• Fast start-up time: 80µs

• Stable with low ESR, 1µF ceramic output capacitor

• Excellent Load/Line Transient Response

• Low dropout: 150mV typical at 150mA

• Current limit protection

• Short circuit protection

• Thermal shutdown protection

• Ambient temperature range: -40ºC to 85°C

• SOT25: Available in “Green” Molding Compound (No Br, Sb)

• Lead Free Finish/RoHS Compliant