NJU8752B Datasheet - JRC

NJU8752B Analog Signal Input Class D Amplifier

The NJU8752/NJU8752B is an analog signal input monaural class D amplifier for Piezo speaker. The NJU8752/52B includes Inversion operational amplifier input circuit, PWM modulator, an output-short protector and a low voltage detector. Input part operates on 3.3V(TYP) as power supply and Output part o.

NJU8752B Features

* # # # # # # # # # Piezo Speaker Driving 1-channel Analog Signal Input, 1-channel BTL Output Standby(Hi-Z), Mute Control Voltage Gain 31dB(NJU8752) 20dB(NJU8752B) Built-in Low Voltage Detector Built-in Short Protector Operating Voltage Input: 2.7 ~ 3.6V (NJU8752) 3.1 ~ 3.6V (NJU8752B) Output: 6.0 ~ 1

NJU8752B_JRC.pdf