Headphone Amplifier for Portable Audio

Manufacturer's part number :


Manufacturer New Japan Radio

New Japan Radio

Description :

The NJM2776 is a low voltage headphone amplifier for portable audio applications. The NJM2776 operates directly for one battery supply with independent power supply terminals (V+1 and V+2). Also it provides shock-noise less standby mode. The NJM2776 is suitable for portable MD, portable CD and others.

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  • Operating Voltage (V+1(from step-up converter) =1.8 to 4.5V (however V+1>V+2 V+2(from battery)=0.9 to 4.5V (however V+1>V+2))
  • Low Operating Current (ICC4(V+1 side)=200μA typ. (V+1=2.3V V+2=1.2V No signal)ICC3(V+2 side)=350μA typ. (V+1=2.3V V+2=1.2V No signal))
  • Supply Current in Standby mode (ICC2(V+1 side)=25μA typ. (V+1=2.3V V+2=1.2V)ICC1(V+2 side)=6μA typ. (V+1=2.3V V+2=1.2V))
  • Output Power Exceeds (PO=8.5mW typ. (RL=16Ω THD=10%))
  • Shock-noise less Standby mode
  • Bipolar Technology
  • Package Outline (MSOP10(TVSP10)MEET JEDEC MO-187-DA / THIN TYPE)
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Operating voltage (V) 1.8 to 4.5  
Output power 8.5mW  
Stand-by Yes  
Mute Yes  
Package outline MSOP-10 (TVSP-10)