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Digital Stereo Power Amplifier IC 2x70 Watt Circuit Diagram


This is the Digital Stereo Power Amplifier IC 2x70 Watt Circuit Diagram. Stereo Power Amplifier is 2x70Watt STA550 chip audio power with BASH concept that can be connected with digital perangkkat. 2x70Watt STA550 Stereo Power Amplifier is an amplifier with BTL system with symmetrical power supply with ground. Power amplifier STA550 uses power output transistor which is on the chip and is set to produce a high efficiency audio power.

 Digital Stereo Power Amplifier IC 2x70 Watt Circuit Diagram

Digital Stereo Power Amplifier IC 2x70 Watt Circuit Diagram


Power output on the STA550 is using the system without copling ac bridge (direct) and zero offset. Strengthening of the STA550 from stereo power amplifier is +12 dB. 2x70Watt STA550 Stereo Power Amplifier is equipped with temperature sensors for protection from overheating and current-limiting protection system for power amplifier. 2x70Watt STA550 Stereo Power Amplifier is equipped with standby and mute controls to regulate silent or active mode power amplifier.

Feature Stereo Power Amplifier 2x70Watt STA550 :

Monochip Bridge Stereo Amplifier dengan Bash® Architecture

55+55w Output Power @ Rl = 4/8 W, Thd = 0.5%

70+70w Output Power @ Rl = 4/8 W, Thd = 10%

High Dynamic Preamplifier Input Stages

External Programmable Feedback Type Compressors

Ac Coupled Input To Class Ab Bridge Output Amplifier

Precision Rectifiers To Drive The Digital Converter

Proportional Over Power Output Current To Limit The Digital Converter

Absolute Power Bridge Output Transistor Power Protection

Absolute Output Current Limit

Integrated Thermal Protection

Power Supply Over Voltage Protection Flexiwatt Power Package With 27 Pin

Bash® Licence Required
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