HLF34119 – Class AB Low-Power Audio Power Amplifier (DIP8) 400mW @12V (BTL, 16Ω) | 2V–15V, 0°C to +70°C | Through-Hole Package

The HLF34119 (DIP8) is a low-power Class AB audio amplifier designed for high-quality sound output with minimal external components. Operating across a wide voltage range of 2V to 15V, it delivers up to 400mW output power in bridge-tied load (BTL) configuration at 12V (16Ω load).

With a low quiescent current of just 2.7mA and total harmonic distortion (THD) of 0.5%, the HLF34119 provides efficient, low-distortion audio performance. Its integrated features make it ideal for battery-powered systems, intercoms, and small audio modules.

Key Features:

• Function: Low-Power Audio Power Amplifier

• Technology: Class AB

• Operating Voltage: 2V – 15V

• Quiescent Current: 2.7mA (typical)

• Output Power: 400mW (BTL @12V, 16Ω)

• Total Harmonic Distortion (THD): 0.50%

• Operating Temperature: 0°C to +70°C

• Package Type: DIP8 (Dual In-line Package)

• Mounting Type: Through-Hole

• Low Power Consumption and Compact Design

• BTL Output Configuration for High Efficiency

• Low Distortion and Low Noise Output

• Ideal for Portable and Battery Audio Devices

Applications:

• Portable Audio Systems

• Intercoms and Communication Devices

• Consumer Electronics

• Battery-Operated Sound Modules