939118722456-T3S

Silicon Capacitors Overview

The Murata Electronics 939118722456-T3S is a silicon thin-film capacitor in the XBSC series, housed in a compact 0201 (0603 metric) surface-mount package. It features a capacitance of 5600 pF with a tolerance of ±15% and a rated DC working voltage of 30 V. The device withstands a breakdown voltage of 11 V DC and operates within a temperature range of -55°C to +150°C. Key electrical characteristics include an equivalent series resistance (ESR) of 300 mΩ and an equivalent series inductance (ESL) of 100 pH. These parameters support ultra-wideband performance up to 100 GHz.

Silicon Capacitors Feature Summary

• Utilizes semiconductor silicon thin-film technology for superior thermal stability and minimal aging compared to ceramic capacitors.
• Features ultra-low parasitic inductance and resistance, enabling high-frequency signal integrity and minimal loss in RF applications.
• Provides wide bandwidth coverage from DC to 100 GHz, suitable for broadband filtering, matching, and decoupling tasks.
• Operates reliably in extreme environments with a wide temperature range and high resistance to thermal shock.

Silicon Capacitors Applications

• Optical communication modules including TOSA and ROSA assemblies
• Millimeter-wave and RF circuit impedance matching networks
• High-speed SerDes data link bypass and decoupling
• Military and industrial circuits requiring wide-temperature reliability

Silicon Capacitors Procurement Notes

Verify the specific part number against official Murata documentation to confirm the 5600 pF value and 30 V rating. Ensure the ordering suffix matches the required tape and reel configuration for automated assembly. Cross-reference the manufacturing date code and compliance certifications such as RoHS and REACH to guarantee adherence to current environmental standards and supply chain authenticity.

Silicon Capacitors Selection Notes

Select this component when designing circuits that demand exceptional frequency response stability and low parasitic effects at high frequencies. The silicon construction offers advantages over traditional MLCCs regarding microphonics and dielectric absorption. Consider the 0201 footprint constraints and the specific thermal management requirements of the application environment to ensure optimal performance and longevity.

Silicon Capacitors Part Context

This component belongs to the Murata XBSC series of silicon capacitors, which leverage semiconductor fabrication processes to achieve precise capacitance values and stable electrical properties. The series is designed to address limitations found in conventional ceramic capacitors, particularly in high-frequency and high-reliability applications where consistent performance across varying temperatures is critical.

Silicon Capacitors Replacement Considerations

Publicly confirmed substitute part numbers include 939118722456-T3S and 935152722410-T3S. Verify compatibility by comparing electrical specifications, physical dimensions, and termination styles before implementation.

Silicon Capacitors FAQ

What is the maximum operating temperature for this silicon capacitor?

The device supports a wide operating temperature range extending up to +150°C.

How does the ESL of this component compare to standard capacitors?

It features an ultra-low equivalent series inductance of 100 pH, significantly reducing parasitic effects at high frequencies.