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NJM2781 Series
Monaural Microphone Amplifier

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ECAD Model: Learn more
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Description

The NJM2781 is a monaural microphone amplifier IC with a standby function, and can vary a voltage gain by adjusting an external resistor.Since the NJM2781 operates with a low voltage range of +2.7V to +4.5V and is available in tiny packages of MSOP8(TVSP8)* and SSOP8, it is ideally suited for portable and handheld components.

Spec

Standard
Supply Voltage 2.7V to 4.5V
Channel 1ch.
Voltage Gain Adjustable type
Stand-by Yes
Operating Current 1.8mA typ.1µA max. (in Standby mode)
Wide Operating Temperature -40°C to 85°C
Junction Temp. 125°C
Package SSOP8,MSOP8(TVSP8)
Features Built-in Regulator for Microphone

Download Datasheet

Protections / Functions

Stand-by Mute Fine Tune Sensitivity

Functional Description

Functional Description

Search for similar products under conditions below.

Category:Audio Amplifiers

Sub Ctegory Microphone Amp.
Channel(ch) 1
Supply Voltage
min(V)		 2.7
Supply Voltage
max(V)		 4.5
Voltage Gain(dB) Adjustable type

Technical Documents

Quality & Packages

Product Name Compatibility Package Marking Reliability
NJM2781V
  • gradeConsumer
 SSOP8 - NJM-1-s-fr
NJM2781RB1
  • gradeConsumer
 MSOP8(TVSP8) - 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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NJM2781 Series