1206B105K250CT

The "1206B105K250CT" is a specific type of capacitor manufactured by Walsin Technology, a well-known company in the electronics components industry. Here’s a detailed description of this component:

General Overview

• Type: Ceramic Capacitor
• Package Size: 1206 (imperial size), which translates to approximately 3.2 mm x 1.6 mm in metric dimensions.
• Capacitance Value: 1 µF (microfarad), indicated by the "105" in the part number, which follows the EIA-198 standard for capacitor coding.
• Voltage Rating: 250V, as denoted by the "250" in the part number, indicating the maximum voltage the capacitor can handle without breaking down.

Physical Characteristics

• Construction: The capacitor is constructed using a ceramic dielectric material, which is known for its stability and reliability in various applications. The 1206 package typically features a rectangular shape with solderable pads on either end for surface mounting.
• Termination: The capacitor has a solderable finish, suitable for surface mount technology (SMT) applications, allowing for easy integration onto printed circuit boards (PCBs).
• Temperature Coefficient: The capacitor may have a specific temperature coefficient, such as X7R or C0G, which affects its capacitance stability over temperature variations. This information is crucial for applications requiring precise capacitance values under varying environmental conditions.

Electrical Characteristics

• Tolerance: The tolerance of the capacitor is typically ±10%, which indicates the range within which the actual capacitance value may vary from the nominal value.
• ESR (Equivalent Series Resistance): The ESR is generally low for ceramic capacitors, making them suitable for high-frequency applications.
• Dissipation Factor: The dissipation factor is also low, which is beneficial for minimizing energy loss in AC applications.

Applications

The 1206B105K250CT capacitor is commonly used in various electronic applications, including:

• Decoupling and Bypass: To filter out noise and stabilize voltage levels in power supply circuits.
• Timing Circuits: In conjunction with resistors to create timing elements in oscillators and timers.
• Signal Coupling: To allow AC signals to pass while blocking DC components in audio and RF applications.

Compliance and Standards

• RoHS Compliance: The capacitor is likely to be RoHS compliant, meaning it is free from hazardous substances like lead, mercury, and cadmium, making it suitable for environmentally friendly applications.
• Quality Standards: Walsin Technology adheres to various quality standards, ensuring that their components meet industry requirements for reliability and performance.

Conclusion

The 1206B105K250CT from Walsin Technology is a versatile and reliable ceramic capacitor suitable for a wide range of electronic applications. Its compact size, high voltage rating, and stable performance characteristics make it an excellent choice for modern electronic designs.