The BTB16600B BTB16600 BTB16 CIRCUIT INTEGRATED IN TO220 TRIAC is a bidirectional thyristor switch designed for mains AC switching in compact, through‑hole assemblies. Packaged in TO220, it combines reliable performance with straightforward mounting for board or heatsink applications. The device is suitable for control of resistive and inductive loads in 50/60 Hz mains circuits. Key benefits current capability: suitable for load currents up to 16 A RMS blocking voltage: rated for 600 V to handle common mains applications TO220 package: through‑hole mounting with a metal tab for heat dissipation Bidirectional switching: supports triggering in all four quadrants for flexible AC control Compact, integrated form factor: designed for reliable performance in compact power control designs Key attributes Functionality: circuit integrated triac for AC switching Operation: bidirectional triac suitable for switching AC loads Packaging: TO220 style threeterminal device (MT1, MT2, Gate) for easy handling and mounting Compatibility: intended for 50/60 Hz mains circuits and a range of resistive and inductive loads Size and form: through‑hole TO220 package, suitable for PCB mounting and heat sinking Performance: rated for 600 V blocking voltage and 16 A RMS load current, enabling robust control of moderate power AC circuits Applications and use cases Lighting control: appropriate for mains lighting circuits where a compact, reliable switch is required Small appliance and fan control: suitable for turning on/off or dimming/modulating small household appliances and fans General AC power switching in control modules: useful in power strips, automation modules, or embedded controllers that require controlled AC switching for inductive or resistive loads Notes When switching inductive loads or motors, consider using an appropriate snubber network or flyback components as recommended for triacbased designs Ensure proper heat dissipation in configurations with continuous or dutycycle operation due to the heat generated by the load current This description reflects the model naming and packaging presented in the product title, emphasizing a BTB16600B (also referenced as BTB16600) circuit integrated TO220 triac and its suitability for common mains switching tasks.