HSMM-A400-W8QM2 Overview
The HSMM-A400-W8QM2 is a high-performance multilayer ceramic capacitor designed for advanced electronic applications requiring stable capacitance and low equivalent series resistance (ESR). Engineered with robust material composition and precision manufacturing, this component ensures reliable operation in high-frequency circuits, power management, and signal filtering. Its compact size combined with superior electrical characteristics makes it ideal for integration in space-constrained industrial and telecommunications equipment. Industry engineers and sourcing specialists will appreciate its consistent quality and performance, backed by IC Manufacturer??s commitment to precision and reliability.
HSMM-A400-W8QM2 Technical Specifications
| Parameter | Specification |
|---|---|
| Capacitance | 0.1 ??F (??10%) |
| Rated Voltage | 50 V DC |
| Temperature Coefficient | X7R (?C55??C to +125??C) |
| Equivalent Series Resistance (ESR) | Low ESR optimized for high-frequency applications |
| Size (L x W x H) | 0402 (1.0 mm x 0.5 mm x 0.5 mm) |
| Dielectric Type | Multilayer Ceramic Capacitor (MLCC) |
| Operating Temperature Range | ?C55??C to +125??C |
| Termination Finish | Ni/Sn (Nickel/Solderable Tin) |
| Insulation Resistance | ??10,000 M?? at 25??C, 100 V DC |
HSMM-A400-W8QM2 Key Features
- Stable Capacitance over Wide Temperature Range: The X7R dielectric provides consistent capacitance from ?C55??C up to +125??C, ensuring reliable performance in harsh environments.
- Compact 0402 Footprint: Enables high-density PCB layouts, saving valuable board space without compromising electrical characteristics.
- Low Equivalent Series Resistance: Minimizes power loss and heat generation in high-frequency circuits, enhancing overall system efficiency.
- Robust Termination Finish: The Ni/Sn finish promotes excellent solderability and mechanical durability during assembly and long-term operation.
- High Insulation Resistance: Ensures minimal leakage current, critical for precision analog and digital circuits.
HSMM-A400-W8QM2 Advantages vs Typical Alternatives
This device offers a superior balance of capacitance stability, compact size, and low ESR compared to standard MLCCs. Its reliable dielectric material and high insulation resistance contribute to better signal integrity and reduced power dissipation. The advanced termination finish enhances solder joint reliability, making it an excellent choice over typical capacitors where durability and performance in high-frequency and temperature-variable conditions are essential.
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Typical Applications
- Decoupling and filtering in high-speed digital circuits, where stable capacitance and low ESR reduce noise and voltage fluctuations to maintain signal integrity.
- Power supply bypassing in telecommunications equipment, ensuring smooth voltage regulation in compact, space-sensitive designs.
- RF circuits requiring capacitors with low losses and consistent performance across temperature variations.
- Industrial control systems where durability and reliable operation under thermal stress are critical for system uptime.
HSMM-A400-W8QM2 Brand Info
The HSMM-A400-W8QM2 is part of a precision capacitor lineup produced by a leading IC Manufacturer known for stringent quality control and innovative ceramic capacitor technologies. This product exemplifies the brand??s focus on delivering components that meet demanding industrial standards, combining advanced materials science with scalable manufacturing processes. It supports engineers in achieving enhanced circuit reliability and miniaturization without compromising electrical performance.
FAQ
What is the temperature range suitable for this capacitor?
The component is rated for operation between ?C55??C and +125??C, supporting a wide range of environmental and industrial conditions. This makes it suitable for applications exposed to temperature extremes without significant performance degradation.
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How does the capacitor??s low ESR benefit high-frequency circuits?
Low equivalent series resistance reduces energy losses and heat generation when operating at high frequencies. This ensures higher efficiency and stability in circuits such as RF filters and switching power supplies, where signal integrity is crucial.
What is the significance of the 0402 size in practical PCB design?
The 0402 package measures 1.0 mm by 0.5 mm, allowing for compact PCB layouts. This small footprint is advantageous in modern electronics where space is at a premium, enabling higher component density without sacrificing performance.
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Can this capacitor be used in power supply bypass applications?
Yes, its stable capacitance and high insulation resistance make it well-suited for power supply bypassing. It helps smooth voltage fluctuations and reduce noise in sensitive power management circuits.
What materials are used in the termination finish and why?
The Ni/Sn (Nickel/Solderable Tin) termination finish facilitates excellent solderability and mechanical reliability. Nickel acts as a diffusion barrier, while the tin layer improves solder joint formation and long-term durability under thermal cycling.




