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NJU8752B Datasheet Analog Signal Input Class D Amplifier

Manufacturer: New Japan Radio

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General Description

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 operates up to 16.0V(MAX).

Overview

NJU8752/52B NJU3555 www.DataSheet4U.com PRELIMINARY !

PACKAGE OUTLINE Analog Signal Input Class D Amplifier for Piezo Speaker !

Key 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 ~ 16.0V C-MOS Technology Package Outline SSOP14 (NJU8752 / 52B) QFN20 / QFN28 (NJU8752B) NJU8752BKP4 ! PIN.

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