Class F Amplifiers

Specification For Download
LPA2174-Class F Amplifiers
2.5-6.5Input Voltage(V):
Class FClass:
5W,6V@4Ω,10%,Differential inputOutput Power(W):
1Output Channel:
-78PSRR(dB):
XGain Control:
XShort Circuit Protection:
0.5Terminal Current(uA):
ESOP8Package:


6W Class- F Mono Audio Amplifier With differential signal input



General Description

The LPA2174 is a 6W, class-F audio amplifier with a mode pin for switching the work mode. It offers low THD+N, allowing it to achieve high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly requiring no low-pass output filters, saving the system cost and PCB area. The LPA2174 is available in ESOP-8.
 


Applications
 

Portable Bluetooth Speaker
Cellular and Smart mobile phone
Square Speaker

 


Features
 

Build in EQ set Function
Shutdown current: <5uA
480KHz fixed frequency switching for amplifier
6W Output at 10% THD with a 4Ω Load and 6.8V
PVDD for amplifier
3.2W Output at 10% THD with a 4Ω Load and 5V
PVDD for amplifier
5W Output at 10% THD with a 2Ω Load and 5V
PVDD for amplifier
Filterless, Low Quiescent Current and Low EMI
Amplifier Efficiency up to 85%
Free LC filter digital modulation, direct-drive
speakers
Thermal Shutdown
Few external components to save the space and
cost
Pb-Free Package

 

Marking Information
 

Please see specification. 
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We will send a copy to you as fast as we can.
 






 

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