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STK4221II - AF Power Amplifier

General Description

of External Parts C3, C4 Input filter capacitors

A filter formed with R5 or R6 can be used to reduce noise at high frequencies.

Used to block DC current.

Key Features

  • Built-in muting circuit to cut off various kinds of pop noise.
  • Current mirror circuit.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Ordering number: EN4611A Thick Film Hybrid IC STK4221II AF Power Amplifier (Split Power Supply) (80W + 80W min, THD = 0.4%) Features • Built-in muting circuit to cut off various kinds of pop noise • Current mirror circuit application reduces distortion to 0.4% (THD) • The STK4201II series (THD=0.4%), STK4201V series (THD=0.08%), and STK4141X series (THD=0.02%) are pin-compatible. Package Dimensions unit: mm 4086A [STK4221II] Specifications Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Available time for load short-circuit Symbol VCC max Conditions Ratings ±65 1.