Norwood, MA –Analog Devices, Inc., a global provider of high-performance semiconductors for signal processing applications, today announced its X-PA(TM) GSM/GPRS power amplifier module family has ...
Figure 1. In a classical Power Management architecture of a cellular phone, Audio Power Amplifiers are powered by LDOs from a battery As we can see above, each branch of the diagram is power supply ...
Harsh and noisy environments are commonplace for cell phones, personal digital assistants (PDAs), and other portable communications equipment. This fact has led to the development of new audio power ...
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