NJM2173A Series
Low Voltage Microphone Amplifier for Portable Audio
NJM2173A Series
Low Voltage Microphone Amplifier for Portable Audio
Download Datasheet
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Description
The NJM2173A is a low voltage microphone amplifier designed for portable audio items. It includes standby，two-type gain selector，and power ripple rejection adjustment circuit. It realizes very low turn-noise at standby mode. It is suitable for portable Mini-Disc，portable Compact-Disc，and other microphone amplifier application.
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Spec
Consumer Supply Voltage 2.7V to 4.5V Channel 2ch. Voltage Gain Typ. +13dB / +29dB Stand-by Yes Mute Yes Operating Current 2.2mA typ. at V+=2.7V Wide Operating Temperature -20°C to 75°C Junction Temp. 125°C Package SSOP14 Features Built-in Regulator for Microphone Note 1 Internal Two-type Gain Select Function (13dB typ./ 29dB typ.) Note 2 Supply Current in Standby Mode (1µmA max.) Protections / Functions
Stand-by Mute Fine Tune Sensitivity 
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Technical
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Quality &
PackagesProduct Name Compatibility Package Marking Reliability NJM2173AV SSOP14 - NJM-1-s-fr - Refer to the datasheets for the details on the product.
- The package file or the datasheet includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and recommended land pattern.
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Sample / Buy
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Buy Online
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Buy, Request for Samples, Request for Information Materials
Authorized Distributors
Please contact your local distributors for any sales-related inquiry such as price, stock, delivery, etc.
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