CGA2B2X8R1H681K050BE CGA2B2X8R1H681K050BE Ceramic Capacitor (MLCC)

CGA2B2X8R1H681K050BE is a high-performance automotive-grade multilayer ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is specifically designed for demanding applications within the automotive industry, offering exceptional reliability and stability across a wide temperature range. As a ceramic capacitor, its primary function is to store and release electrical energy, filter noise, and stabilize voltage in electronic circuits. TDK’s commitment to quality ensures that this MLCC meets stringent automotive standards, making it an ideal choice for critical systems where performance and durability are paramount.

Key Specifications

This TDK MLCC boasts several critical specifications that underscore its suitability for robust applications. The ‘Apps.’ attribute, indicating ‘Automotive Grade’, signifies that the component is engineered and tested to meet the rigorous demands of automotive electronics, including harsh environmental conditions and long operational lifespans. The ‘Brand’ is TDK, a testament to its quality and reliability. A key ‘Feature’ is ‘AEC-Q200 150°C Soft’, highlighting its compliance with the AEC-Q200 standard for automotive components and its ability to operate at elevated temperatures up to 150°C, with ‘Soft’ indicating a design that mitigates issues like board flex cracking. The explicit ‘AEC-Q200’ confirmation as ‘YES’ reinforces its automotive qualification. The ‘Tolerance’ of ‘±10%’ for capacitance ensures that the actual capacitance value remains within a narrow, acceptable range, critical for precise circuit tuning. Its compact ‘L x W Size’ of ‘1.0mm x 0.5mm [EIA 0402]’ makes it a miniature surface-mount device, ideal for space-constrained designs. The nominal ‘Capacitance’ is ‘680pF’, a common value for filtering and coupling applications. The maximum thickness ‘T(Max.) / mm’ is ‘0.6’, contributing to its low profile. The ‘Temp. Chara.’ is ‘X8R’, which is a stable dielectric material offering a ‘Cap.Change or Temp.Coef.’ of ‘±15%’ over its full operating temperature range, providing predictable performance. The ‘Component Type’ is clearly ‘Ceramic Capacitor (MLCC)’, and its ‘Product Status’ is ‘Production(NRND)’, indicating it is an active product. The ‘Rated Voltage [DC] / V’ is ’50’, defining the maximum DC voltage it can withstand without breakdown. Finally, an extensive ‘Operating Temp. Range / °C’ of ‘-55 to 150’ ensures reliable operation in extreme thermal environments.

Features and Benefits

• Automotive Grade Reliability: Fully compliant with AEC-Q200 standards, ensuring high reliability and performance in demanding automotive environments, including resistance to vibration, shock, and extreme temperatures.
• High Temperature Operation: Capable of operating reliably at temperatures up to 150°C, making it suitable for under-the-hood applications or other high-heat areas where standard components would fail.
• Compact Form Factor: The miniature 0402 (1.0mm x 0.5mm) size allows for high-density PCB layouts, crucial for modern automotive modules where space is at a premium.
• Stable Performance: X8R dielectric material provides excellent capacitance stability over its wide operating temperature range (-55°C to 150°C), ensuring consistent circuit performance.
• Voltage Resilience: With a 50V rated voltage, it offers sufficient headroom for various automotive power supply and signal conditioning applications, enhancing system robustness.

Typical Applications

This TDK CGA2B2X8R1H681K050BE MLCC is indispensable in a variety of automotive and high-reliability electronic systems:

• Engine Control Units (ECUs): Used for filtering power supply lines, decoupling ICs, and timing circuits within ECUs, where stable operation across extreme temperatures is critical for engine management.
• Infotainment Systems: Employed in audio amplifiers, display modules, and communication interfaces to filter noise, stabilize voltage rails, and ensure clear signal integrity for an optimal user experience.
• Advanced Driver-Assistance Systems (ADAS): Essential in sensor modules (radar, lidar, camera), control units, and communication buses for filtering, decoupling, and timing, contributing to the reliability of safety-critical functions like adaptive cruise control and lane keeping.
• LED Lighting Systems: Utilized in automotive LED headlamps, taillights, and interior lighting drivers for smoothing power, filtering ripple, and ensuring stable current delivery to LEDs, extending their lifespan and maintaining consistent brightness.
• Electric Power Steering (EPS) Systems: Integrated into motor control circuits and sensor interfaces to provide stable power, filter electromagnetic interference (EMI), and ensure precise control for steering assistance.

In summary, the CGA2B2X8R1H681K050BE from TDK is a robust, high-performance automotive-grade ceramic capacitor designed for the most demanding electronic applications. Its compliance with AEC-Q200, wide operating temperature range, and stable X8R dielectric make it an excellent choice for critical automotive systems. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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