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LA4550 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
LA4550SANYO152Yes

LA4550 is an integrated circuit (IC) manufactured by SANYO, primarily used as an audio power amplifier.

The LA4550 is an integrated circuit (IC) manufactured by SANYO, primarily used as an audio power amplifier. Below are its factual specifications, descriptions, and features:

Specifications:

  • Manufacturer: SANYO
  • Type: Audio Power Amplifier IC
  • Package: SIP (Single In-line Package)
  • Number of Channels: 2 (Stereo)
  • Output Power: 5.5W per channel (at 9V, 4Ω, THD=10%)
  • Supply Voltage Range: 4.5V to 12V
  • Quiescent Current: 30mA (typical)
  • Total Harmonic Distortion (THD): 0.3% (typical at 1W, 4Ω)
  • Operating Temperature Range: -20°C to +75°C

Descriptions:

The LA4550 is a dual-channel audio power amplifier IC designed for stereo applications in portable audio devices, radios, and small audio systems. It provides moderate output power with low distortion and operates efficiently within a wide voltage range.

Features:

  • Built-in thermal shutdown protection
  • Low pop noise at power-on
  • No need for external bootstrap capacitors
  • Minimal external components required
  • High ripple rejection ratio
  • Stable operation under varying load conditions

These details are based on the manufacturer's datasheet and technical documentation.

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