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Amplifiers/Converters  

Using the MCP4728 12bit DAC for LDMOS amplifier bias control applications

Posted: 26 Jul 2010  Print Version  Bookmark and Share Subscribe

Keywords: 12bit DAC  LDMOS amplifier  power amplifier module 

[Summary of tips] The LDMOS transistors are CMOS devices, designed for high frequency and high power operation. These devices are widely used for RF power amplifier applications such as GSM and CDMA cellular base stations, radar, CATV and portable radio devices. A limiting factor of these devices is the significant drifts of quiescent current (I......
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