FDA4100LV - STMicroelectronics

Manufacturer Part Number

FDA4100LV

Manufacturer

STMicroelectronics

Introduction

The FDA4100LV is a high-performance, low-voltage, Class-D audio power amplifier IC from STMicroelectronics.

Product Features and Performance

2-channel (stereo) or 4-channel (quad) output

Class-D amplifier topology for high efficiency

High output power: 270W x 2 @ 2Ohm, 135W x 4 @ 4Ohm

Low-voltage operation: 4.5V to 18V

Built-in mute, short-circuit, and thermal protection features

Surface mount package for compact designs

Product Advantages

Excellent power efficiency, reducing heat dissipation and power consumption

High output power for driving high-impedance speakers

Integrated protection features for reliable and safe operation

Small surface mount package for space-constrained applications

Key Technical Parameters

Supply voltage: 4.5V to 18V

Max output power: 270W x 2 @ 2Ohm, 135W x 4 @ 4Ohm

Quiescent current: 5mA (typical)

Bandwidth: 20Hz to 20kHz

Signal-to-Noise Ratio: 100dB (A-weighted)

Total Harmonic Distortion + Noise: 0.1% (typical)

Quality and Safety Features

RoHS3 compliant

Integrated mute, short-circuit, and thermal protection

Compatibility

Surface mount 92-HiQUAD (14x20) package

Compatible with a wide range of audio applications

Application Areas

High-power audio systems

Home theater systems

Professional audio equipment

Automotive audio systems

Product Lifecycle

The FDA4100LV is an active product with no discontinuation plans at this time.

Upgrade options and replacement parts are available from STMicroelectronics.

Key Reasons to Choose This Product

Exceptional power efficiency and output power for driving high-impedance speakers

Integrated protection features for reliable and safe operation

Small surface mount package for space-constrained designs

Wide supply voltage range (4.5V to 18V) for flexible system integration

Proven performance and quality from a trusted manufacturer, STMicroelectronics