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NJM2776 - Headphone Amplifier

Description

portable audio applications.

independent power supply terminals (V+1 and V+2).

Also it provides shock-noise less standby mode.

Features

  • çOperating Voltage.
  • çLow Operating Current.
  • çSupply Current in Standby mode.
  • çOutput Power Exceeds.
  • çShock-noise less Standby mode.
  • çBipolar Technology.
  • çPackage Outline 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) 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) ICC2(V+1 side)=25µA typ. (V+1=2.3V, V+2=1.2V) ICC1(V+2 side)= 6µA t.

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Full PDF Text Transcription

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NJM2776 Headphone Amplifier for Portable Audio ■çGENERAL 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. ■çPACKAGE OUTLINE NJM2776RB2 MSOP10 (TVSP10)ç ■çFEATURES ●çOperating Voltage ●çLow Operating Current ●çSupply Current in Standby mode ●çOutput Power Exceeds ●çShock-noise less Standby mode ●çBipolar Technology ●çPackage Outline 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) ICC4(V+1 side)=200µA typ. (V+1=2.3V, V+2=1.
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