Headphone Amplifier with Electronic Volume

Data Sheet


  • Operating Voltage (7.5 to 10 V)
  • Electronic Volume (+20dB to -80dB / 0.5dB step, Mute)
  • I2C Bus Interface
  • Bi-CMOS Technology
  • Package Outline (DIP14, DMP14, SSOP14)

General Description

The NJW1109 is a headphone amplifier with electronic volume. It includes widely gain adjustable volume, +20 to -80 dB, and mute function. These are controlled by I2C bus. The NJW1109 is suitable for headphone output on TV set.

Package Information

Part NumberPackage OutlinePinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJW1109DDIP1414-Sn2Bi1130-YesYesNon dry pack--
NJW1109MDMP1414Sn2Bi182YesYesYesNon dry pack1
NJW1109VSSOP1414Sn2Bi65YesYesYesNon dry pack1

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJW1109DDIP14(Active)Contact UsStock Check
NJW1109MDMP14(Active)Contact UsStock Check
NJW1109VSSOP14(Active)Contact UsStock Check