ADP3303A集成电路（IC）的线性+开关稳压器规格书PDF中文资料

ADP3303A属于集成电路（IC）的线性+开关稳压器。由亚德诺半导体技术有限公司制造生产的ADP3303A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。

GENERAL DESCRIPTION

The ADP3303A is a member of the ADP330x family of precision low dropout anyCAP voltage regulators. The ADP3303A stands out from conventional LDOs with a novel architecture, an enhanced process and a new package. Its patented design requires only a 1 µF output capacitor for stability.

FEATURES

High Accuracy Over Line and Load:

±0.8 @ +25°C, ±1.4 Over Temperature

Ultralow Dropout Voltage: 150 mV Typical @ 200 mA

Requires Only CO = 1 mF for Stability

anyCAP = Stable with All Types of Capacitors

(Including MLCC)

Current and Thermal Limiting

Low Noise

Dropout Detector

Low Shutdown Current: 1 μA

3.2 V to 12 V Supply Range

Adjustable 2.2 V to 10 V Output Range

–20°C to +85°C Ambient Temperature Range

Thermally Enhanced TSSOP-14 Package

APPLICATIONS

Cellular Telephones

Notebook, Palmtop Computers

Battery Powered Systems

Portable Instruments

Post Regulator for Switching Supplies

Bar Code Scanners