LPA2105数据手册LPSemi中文资料规格书

描述 Description

The LPA2105 is a 6W, class-D audio amplifier. It offers low THD+N, allowing it to achieve high-quality Power Supply sound reproduction. The new filterless architecture allows the device to drive the speaker directly requiring no low-pass output filters, thus to save the system cost and PCB area. The LPA2105 is available in SOP-8.

特性 Features

· Shutdown current:<5uA
· 480KHz fixed frequency switching for amplifier
· 5.6W Output at 10% THD with a 2 Ω Load and 5V PVDD for amplifier
· 4.4W Output at 1% THD with a 2 Ω Load and 5V PVDD for amplifier
· 3.3W Output at 10% THD with a 4 Ω Load and 5.0V PVDD for amplifier
· Filterless, Low Quiescent Current and Low EMI
· Amplifier Efficiency up to 85%
· Free LC filter digital modulation, direct-drive speakers
· Short Circuit Protection
· Thermal Shutdown
· Few External Components to Save the Space and cost
· Pb-Free Package

应用 Application

·· Portable Bluetooth Speaker
· Cellular and Smart mobile phone
· Square Speaker