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LMV1031-20

National Semiconductor
Part Number LMV1031-20
Manufacturer National Semiconductor
Description Amplifier
Published Dec 12, 2008
Detailed Description LMV1031-20 Amplifiers for Internal 3-Wire Analog Microphones and External Preamplifier October 2005 LMV1031-20 Amplifi...
Datasheet PDF File LMV1031-20 PDF File

LMV1031-20
LMV1031-20

Overview
LMV1031-20 Amplifiers for Internal 3-Wire Analog Microphones and External Preamplifier October 2005 LMV1031-20 Amplifier for Internal 3-Wire Analog Microphones and External Preamplifier General Description The LMV1031 audio amplifier is an ideal replacement for the JFET preamplifier that is currently used in the electret microphones.
The LMV1031 is optimized for applications that require extended battery life, such as Bluetooth communication links.
The supply current for the LMV1031 is only 72 µA.
www.
DataSheet4U.
com This is a dramatic reduction from that required for a JFET equipped microphone.
The LMV1031, with its separate output and supply pins, offers a higher PSRR and eliminates the ...


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