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NJU72040 Series
Ground Referenced Stereo Headphone Amplifier

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ECAD Model: Learn more
  • Standard
  • RoHS
Package1
拡大
:q Package1
Package1
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Description

The NJU72040 is an audio headphone amplifier.Ground-referenced outputs eliminate output coupling capacitor. The pop noise suppression circuit removes a pop noise at the power-on and power-off.It is suitable for audio headphone amplifer application.

Applications

  • Audio applications which have audio headphone interface

Spec

Standard
Supply Voltage 2.7V to 3.6V
Channel 2ch.
Voltage Gain Typ. +7.1dB / +13.1dB
Output Power / Po Typ. 80mW
Output Power / Vom Typ. 2.2Vrms
Output Power / V+ 3.3V
Output Power / RL 32 ohm
Output Coupling Capacitor-less Output Coupling Capacitor-less
Pop Noise Suppression Circuit Pop Noise Suppression Circuit
Mute Yes
Operating Current IDD=10.5mA typ.at V+=3.3V, No load, No Signal
Wide Operating Temperature -40°C to 85°C
Junction Temp. 125°C
Package SSOP14
Features Output Coupling Capacitor-less
Single-end/Differential Input
Gain(+6.4dB/+12.4dB (RL=32ohm),
+7.1dB/+13.1dB (RL=10kohm)
2Vrms output(RL=10kohm)
Note 1 Gain Select

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Protections / Functions

Stand-by Mute Fine Tune Sensitivity

Functional Description

Functional Description

Search for similar products under conditions below.

Category:Audio Amplifiers

Sub Ctegory Power Amp./ Headphone Amp.,Line Amp.
Channel(ch) 2
Supply Voltage
min(V)		 2.7
Supply Voltage
max(V)		 3.6
Output Power
Po typ		 80mW
Output Voltage vom(Vrms) 2.2Vrms
Voltage Gain(dB) +7.1dB/ +13.1dB

Technical Documents

Quality & Packages

Product Name Compatibility Package Marking Reliability
NJU72040V
  • gradeConsumer
 SSOP14 - NJU-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.

Buy / Contact

  • Purchase, Request for samples and documents
    Sales are made through distributors. Please contact your local distributors for any sales-related inquiry such as price.
  • Available from 1 piece!
    Our electronic device products are available through our authorized online distributors.
  • Technical Support
NJU72040 Series