1.2W Monaural Speaker Amplifier with Electronic Volume

Data Sheet


  • Operating Voltage (+2.7 to +5.5V)
  • Output Power (
    1.2W typ. (V+=5V, RL=8Ω, THD=1%)
    500mW typ. (V+=3.3V, RL=8Ω, THD=1%))
  • Volume (0 to -42dB/3dBstep, Mute)
  • I2C BUS Control
  • Standby function
  • Single-end Input / Differential Input
  • Thermal Shutdown Circuit
  • Pop Noise Suppression Circuit
  • Current Limit
  • CMOS Technology
  • Package (MSOP10(TVSP10), SSOP20-C3)

General Description

The NJU72065 is a 1.2W output speaker amplifier with electronic volume. It is suitable for various equipment with voice guidance and beep sound. The NJU72065 has a standby function providing low current consumption at no input signals (mute). It also reduces pop noise at turning active and standby mode. All functions are controlled by I2C BUS interface.

Package Information

Part NumberPackage OutlinePLPPinsMaterial Declaration (RoHS/Halogen)Terminal FinishWeight(mg) (Reference)Reflow solderingFlow solderingIron solderingPacking ConditionMSLSolder Foot Print
NJU72065RB2MSOP10(TVSP10)-10Sn2Bi19YesYesYesNon dry pack1
NJU72065VC3SSOP20-C3-20Sn2Bi89YesYesYesDry pack 12a

Sample & Buy

Part NumberPackagesStatusPacking SpecificationSampleBuy
NJU72065RB2MSOP10(TVSP10)(Active)Contact UsStock Check
NJU72065VC3SSOP20-C3(Active)Contact UsStock Check