CD4440 LA4440 2 CHANNEL 6W AUDIO AMPLIFIER IC

LA4440 6W 2-Channel Audio Power Amplifier IC is a high-performance dual-channel audio amplifier IC capable of delivering up to 6W per channel. It is designed for low distortion, high-fidelity audio output, making it ideal for use in home audio systems, car amplifiers, and speaker systems.

Key Features of LA4440:

• • Dual-Channel Output: Provides 6W per channel in stereo mode.
  • Bridge Mode Operation: Supports 19W mono output in BTL mode.
  • Low Distortion: Ensures clear and high-fidelity audio reproduction.
  • Built-in Protection: Features thermal and short-circuit protection.
  • Low Noise: Minimal background noise for high-quality sound.
  • Wide Supply Voltage Range: Operates from 9V to 18V.
  • Compact SIP-14 Package: Space-saving design for easy integration.

Technical Specifications of LA4440:

• • Output Power: 6W x 2 (stereo) or 19W (mono BTL mode)
  • Operating Voltage: 9V – 18V
  • THD (Total Harmonic Distortion): 0.1%
  • Frequency Response: 40Hz – 15kHz
  • Input Sensitivity: 200mV
  • Noise Level: 0.2mV
  • Package: SIP-14

Schematic Diagram and Pinout of LA4440:

• • Pinout:
    • Pin 1 (IN1): Input for channel 1.
    • Pin 2 (GND): Ground.
    • Pin 3 (IN2): Input for channel 2.
    • Pin 4 (NC): Not connected.
    • Pin 5 (BOOT1): Bootstrap capacitor connection for channel 1.
    • Pin 6 (OUT1): Output for channel 1.
    • Pin 7 (VCC): Power supply input.
    • Pin 8 (BOOT2): Bootstrap capacitor connection for channel 2.
    • Pin 9 (OUT2): Output for channel 2.
    • Pin 10 (NC): Not connected.
    • Pin 11 (FEEDBACK1): Feedback loop for channel 1.
    • Pin 12 (FEEDBACK2): Feedback loop for channel 2.
    • Pin 13 (STANDBY): Standby control pin.
    • Pin 14 (GND): Ground.
  • Schematic Diagram: A typical application circuit consists of capacitors for bootstrap and feedback, along with input and output coupling capacitors to ensure stable operation.

Applications of LA4440:

• • Home Audio Systems: Used in stereo and mono audio amplifier setups.
  • Car Audio Amplifiers: Ideal for low-distortion car sound systems.
  • Speaker Systems: Used in portable and professional speaker applications.
  • Public Address Systems: Suitable for voice amplification in PA systems.

Equivalent Models of LA4440:

• • TDA2005: A dual-channel amplifier with similar power output.
  • TDA2030: A 14W power amplifier IC with low distortion.

Datasheet:

• • Download LA4440 Datasheet

Keywords for LA4440:

• • LA4440
  • 6W Audio Amplifier
  • Dual-Channel Amplifier
  • SIP-14 Amplifier IC
  • Car Audio Amplifier IC

Package Includes:

• • 1 x LA4440 6W 2-Channel Audio Power Amplifier IC (SIP-14 Package)