Skip to main content


Showing posts with the label TDA8561Q

2 × 24 W BTL or 4 × 12 W single-ended car radio power amplifier TDA8561Q

FEATURES: Requires very few external componentsHigh output powerFlexibility in use; Quad single-ended or stereo BTLLow output offset voltageFixed gainDiagnostic facility (distortion, short-circuit and temperature detection)Good ripple rejectionMode select switch (operating, mute and standby)Load dump protectionAC and DC short-circuit safe to ground and to VPLow power dissipation in any short-circuit conditionThermally protectedReverse polarity safeElectrostatic discharge protectionNo switch-on/switch-off plopFlexible leadsLow thermal resistanceIdentical inputs (inverting and non-inverting).

The TDA8561Q is an integrated class-B output amplifier in a 17-lead single-in-line (SIL) power package. It contains 4 × 12 W Single-Ended (SE) or 2 × 24 W Bridge-Tied Load (BTL) amplifiers. The device is primarily developed for car radio applications.
Circuit Diagram: