TDA8566Q Datasheet

2×40 W/2Ωstereo BTL car radio power amplifier with differential inputs and diagnostic outputs


The TDA8566Q is an integrated class-B output amplifier which is available in several packages. TDA8566TH is contained in a 20-lead small outline plastic package. The TDA8566TH1 is a 24-lead small outline plastic package which is pin compatible with the I 2 C-bus controlled amplifier TDA1566TH for one board layout. TDA8566Q is a 17-pin DIL-bent-SIL package. TDA8566Q Features • Differential inputs• Very high Common Mode Rejection Ratio (CMRR)• High common mode input signal handling• Requires very few external components• High output power• 4Ωand 2Ωload driving capability• Low offset voltage at output• Fixed gain• Diagnostic facility (distortion, short-circuit and temperature pre-warning)• Good ripple rejection• Mode select switch (operating, mute and standby)• Load dump protection• Short-circuit proof to ground, to VPand across the load• Low power dissipation in any short-circuit condition• Thermally protected• Reverse polarity safe• Protected against electrostatic discharge• No switch-on/switch-off plops• Low thermal resistance• TDA8566TH1 is pin compatible with TDA1566TH


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Manufacturer information


Fairchild has a rich history as a pioneer in the semiconductor industry and that pioneering spirit endures today. In an era where diversity can dilute focus and hamper innovation, we specialize in the development and manufacturing of a complete portfolio of low- to high-power solutions for the mobile, industrial, cloud, automotive, lighting, and computing industries. Fairchild is one of the most reliable partners in the industry, offering the shortest time from concept to silicon, expert FAEs for customer support, and a flexible, multi-source supply chain. Our vision is clear – anticipate the power efficiencies demanded by tomorrow’s electronic products and deliver an amazing design experience

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