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LMV1031-20 |
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| Part Number | LMV1031-20 |
| Manufacturer | National Semiconductor |
| 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 batter... |
| Features |
(Typical LMV1031-20, 2V Supply; Unless Otherwise Noted) n Signal to noise ratio 62 dB n Output voltage noise (A-weighted) −86 dBV n Low supply current 72 µA n Supply voltage 2V to 5V > 100 MΩ n Input impedance n Max input signal 108 mVPP n Output voltage 1.09V n Temperature range −40˚C to 85˚C n Large Dome 4-Bump micro SMD package with improved adhesion technology.
Applications
n n n n Mobile communications - Bluetooth Accessory microphone products Cellular phones PDAs
Block Diagram
Electret Microphone
20150804 20150801
© 2005 National Semiconductor Corporation
DS201508
www.national.com... |
| Document |
 LMV1031-20 Data Sheet
PDF 726.27KB |
| Distributor | Stock | Price | Buy |
|---|
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | LMV1031 |
ETCTI |
LMV1031-20 Amp for Internal 3-Wire Analog Microphones External Preamp (Rev. B) |
|
| 2 | LMV1032 |
ETCTI |
LMV1032-06/LMV1032-15/LMV1032-25 Amps for 3-Wire Analog Electret Microphones (Rev. G) |
|
| 3 | LMV1032-06 |
National Semiconductor |
Amplifiers for 3 Wire Analog Electret Microphones |
|
| 4 | LMV1032-15 |
National Semiconductor |
Amplifiers |
|
| 5 | LMV1032-25 |
National Semiconductor |
Amplifiers |
|