MC34119D - NXP USA Inc.

Manufacturer Part Number

MC34119D

Manufacturer

NXP Semiconductors

Introduction

The MC34119D is a monolithic integrated circuit designed for use as an audio power amplifier in battery-powered consumer electronic applications.

Product Features and Performance

Class AB audio power amplifier

Capable of delivering up to 400mW of output power into a 100Ω load

Wide supply voltage range of 2V to 16V, ±1V to ±8V

Shutdown feature for power saving

Thermal shutdown protection

Internal short circuit current limiting

Product Advantages

Efficient Class AB operation

High output power in a small package

Wide supply voltage range for diverse applications

Shutdown feature for power saving

Thermal and short circuit protection

Key Technical Parameters

Supply Voltage Range: 2V to 16V, ±1V to ±8V

Maximum Output Power: 400mW into a 100Ω load

Quiescent Current: 4mA (typical)

Frequency Response: 20Hz to 20kHz

THD+N: 0.15% (typical)

Operating Temperature Range: -20°C to 70°C

Quality and Safety Features

Thermal shutdown protection

Internal short circuit current limiting

Compatibility

The MC34119D is compatible with a wide range of consumer electronic devices that require a compact, high-performance audio power amplifier.

Application Areas

Portable audio devices

Speakers

Headphones

Hearing aids

Automotive audio systems

Product Lifecycle

The MC34119D is an active product and is not nearing discontinuation. Replacement or upgrade options are available from NXP Semiconductors.

Key Reasons to Choose

Efficient Class AB operation for high power output

Wide supply voltage range for diverse applications

Shutdown feature for power saving

Thermal and short circuit protection for reliability

Small 8-SOIC package for compact designs

Proven performance and reliability from NXP Semiconductors