AP2126集成电路（IC）的线性+开关稳压器规格书PDF中文资料

AP2126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AP2126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。

特性 Features

- Wide Operating Voltage: 3.0V to 6V

- High Output Voltage Accuracy: ±2

- High Ripple Rejection: 68dB@ f = 1kHz, 54dB@ f = 10kHz

- Low Standby Current: 0.1μA

- Low Dropout Voltage: 170mV@300mA for VOUT = 3.3V, 140mV@ 300mA for VOUT = 5.2V

- Low Quiescent Current: 60μA Typical

- Low Output Noise: 80μVrms@VOUT = 1.25V

- Short Current Limit: 50mA

- Over Temperature Protection

- Compatible with Low ESR Ceramic Capacitor: 1μF for CIN and COUT

- Excellent Line/Load Regulation

- Soft Start Time: 50μs

- Auto Discharge Resistance: RDS(ON) = 60Ω

- Totally Lead-free & Fully RoHS Compliant (Notes 1 & 2)

- Halogen & Antimony Free. “Green” Device (Note 3)

Applications

- Datacom

- Notebook Computers

- Mother Board