
Japan Radio Corporation
■ GENERAL DESCRIPTION
The NJM2772 is a low voltage headphone amplifier for portable audio.
The NJM2772 includes mute circuit, center amplifier and beep input, reduce the external parts, standby circuit and center amplifier with ON/OFF, applies to low current consumption. The mute function reduces the turn-noise at standby mode.
The NJM2772 is suitable for portable MD, CD, and others portable audio system with headphone amplifier.
■ FEATURES
● Operating Voltage V+=1.8-4.5V
● Operating Current 1.2mA typ. @Center Amp. Off
2.0mA typ. @Center Amp. On
● Low Standby Current 18µA typ.
● High Output Power 6mWmin. @RL=16Ω, THD=10%
● Fixed Gain 11.5dB typ.
● Package Outline SSOP14
● Bipolar Technology