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KA2209B Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
KA2209BSAMSUNG100Yes

KA2209B** is an integrated circuit (IC) manufactured by **Samsung**.

The KA2209B is an integrated circuit (IC) manufactured by Samsung. Below are its specifications, descriptions, and features:

Specifications:

  • Type: Dual Power Amplifier IC
  • Power Supply Voltage (VCC): 6V to 15V (recommended 12V)
  • Output Power: 2.25W per channel (typical at 12V, 4Ω, THD = 10%)
  • Total Harmonic Distortion (THD): 0.5% (typical at 1W, 4Ω)
  • Operating Temperature Range: -20°C to +75°C
  • Package: SIP-9 (Single Inline Package with 9 pins)

Descriptions:

  • The KA2209B is a dual-channel audio power amplifier IC designed for low-power audio applications.
  • It is commonly used in portable radios, cassette players, and other small audio devices.
  • The IC features built-in thermal shutdown and overvoltage protection for reliable operation.

Features:

  • Dual-channel amplifier (stereo operation)
  • Low quiescent current (efficient power consumption)
  • Minimal external components required for circuit design
  • Good noise performance for clear audio output
  • Thermal and short-circuit protection for enhanced durability

This IC is now considered obsolete, as Samsung has discontinued its production. Alternative ICs with similar functionality may be available from other manufacturers.

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