The LA42051 is a single-channel, 5-watt power amplifier designed for use in television systems. It delivers reliable audio performance with advanced features that enhance sound quality and system stability.
The LA42052 is a dual-channel, 5-watt power amplifier ideal for multi-channel audio applications in TVs. It offers balanced output and efficient power management, making it suitable for modern home entertainment setups.
Key Features:
- Output power: 5 watts (VCC = 18V, RL = 8Ω)
- Integrated standby function for energy efficiency
- Advanced noise reduction technology
- Ripple filter to minimize voltage fluctuations
- Thermal protection circuit to prevent overheating
Below are the pin functions and application diagrams for both the LA42051 and LA42052, providing detailed insights into their internal structure and usage in real-world circuits.
LA42052 pin diagram and block diagram
LA42052 Pin Functions:
- 1 – Ripple Filter
- 2 – Channel 2 Input Signal
- 3 – Preamp Ground
- 4 – Channel 1 Input Signal
- 5 – Standby
- 6 – Pop Noise Prevention
- 7 – VCC Power Supply (+)
- 8 – Channel 1 Output
- 9 – Empty
- 10 – Power Ground
- 11 – Empty
- 12 – Channel 2 Output
- 13 – Empty
LA42051 Typical Application Circuit Diagram
LA42051 Typical Application Circuit Diagram
LA42052 Typical Application Circuit Diagram
These ICs are widely used in audio amplification systems where high-quality sound and reliability are essential. Whether you're designing a new TV or upgrading an existing one, the LA42051 and LA42052 provide excellent performance and flexibility for a wide range of applications.
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