C3225X7R1E226M250AB C3225X7R1E226M250AB Ceramic Capacitor (MLCC)

C3225X7R1E226M250AB is a high-quality multilayer ceramic capacitor (MLCC) manufactured by TDK, a global leader in electronic components. This passive component is designed to store and release electrical energy, filter noise, and stabilize voltage in a wide array of electronic circuits. As a ceramic capacitor, it utilizes a ceramic dielectric material, offering excellent high-frequency performance and reliability, making it an indispensable component in modern electronics.

Key Specifications

The C3225X7R1E226M250AB boasts several critical specifications that define its performance and suitability for various applications:

• Applications: Commercial Grade – This designation indicates that the capacitor is designed and tested for use in standard commercial electronic equipment, where reliability and performance are crucial but extreme environmental conditions (like those in automotive or military applications) are not typically encountered.
• Brand: TDK – TDK is a renowned Japanese multinational electronics company known for its high-quality electronic components, including a comprehensive range of capacitors. Choosing a TDK component ensures adherence to stringent manufacturing standards and reliable performance.
• Feature: General – This indicates a standard MLCC suitable for a broad range of general-purpose capacitance applications, rather than highly specialized functions.
• Tolerance: ±20% – This specifies the permissible deviation of the actual capacitance value from the nominal 22μF. A ±20% tolerance is common for general-purpose X7R capacitors, suitable for applications where precise capacitance is not the most critical factor, such as decoupling or bulk energy storage.
• L x W Size: 3.2mm x 2.5mm [EIA 1210] – This describes the physical dimensions of the surface-mount device (SMD) capacitor. The EIA 1210 code is a standard package size, indicating a length of 3.2mm and a width of 2.5mm. This size is relatively common, offering a good balance between capacitance density and ease of handling/placement on PCBs.
• Capacitance: 22μF – This is the nominal electrical charge storage capacity of the capacitor, measured in microfarads. A 22μF capacitance is substantial for an MLCC of this size, making it ideal for filtering power lines, decoupling ICs, and energy storage in various circuits.
• T(Max.) / mm: 2.8 – This refers to the maximum thickness of the component, which is 2.8mm. This dimension is crucial for PCB layout and ensuring adequate clearance in compact designs.
• Temp. Chara.: X7R – X7R is a common ceramic dielectric material classification. It is known for its relatively stable capacitance over a wide temperature range, making it suitable for many industrial and commercial applications. X7R capacitors typically exhibit a capacitance change of ±15% from their nominal value over their full operating temperature range.
• Component Type: Ceramic Capacitor (MLCC) – This confirms the fundamental type of component, highlighting its multilayer ceramic construction, which allows for high capacitance values in small packages.
• Product Status: Production – This indicates that the component is actively being manufactured and is readily available for purchase, ensuring long-term supply for new designs and existing products.
• Rated Voltage [DC] / V: 25 – This is the maximum DC voltage that can be continuously applied across the capacitor without causing damage or premature failure. For this component, it is 25 Volts, making it suitable for common low-voltage digital and analog circuits.
• Cap.Change or Temp.Coef.: ±15% – This reiterates the capacitance change characteristic for the X7R dielectric, specifying that the capacitance will vary by no more than ±15% across the specified operating temperature range.
• Operating Temp. Range / °C: -55 to 125 – This wide operating temperature range signifies the capacitor’s robustness, allowing it to function reliably in diverse environmental conditions, from extreme cold to high heat, common in many commercial and industrial settings.

Features and Benefits

• High Capacitance in a Compact Size: The 22μF capacitance in an EIA 1210 package (3.2mm x 2.5mm) provides significant energy storage and filtering capabilities within a relatively small footprint, enabling denser PCB designs.
• Wide Operating Temperature Range: With an operating temperature range of -55°C to 125°C, this MLCC offers exceptional thermal stability and reliability, making it suitable for demanding environments.
• Reliable X7R Dielectric: The X7R temperature characteristic ensures stable capacitance performance with a maximum change of ±15% over the full operating temperature range, crucial for consistent circuit operation.
• Commercial Grade Quality from TDK: Manufactured by TDK, a trusted industry leader, this commercial-grade capacitor guarantees high quality, consistent performance, and long-term reliability for a wide array of electronic applications.
• Versatile Application Suitability: Its general-purpose nature, combined with robust specifications, makes it highly adaptable for various functions like decoupling, filtering, and energy storage in numerous electronic systems.

Typical Applications

• Power Supply Decoupling: The C3225X7R1E226M250AB is extensively used in power supply circuits to decouple integrated circuits (ICs). By placing it close to the power pins of an IC, it provides a local reservoir of charge, smoothing out voltage fluctuations and suppressing high-frequency noise that can interfere with IC operation. Its 22μF capacitance is effective for filtering ripple and transient currents.
• Voltage Regulation and Filtering: In DC-DC converters and linear regulators, this capacitor can be used as an input or output filter. On the input, it helps to stabilize the incoming voltage, while on the output, it reduces ripple voltage, ensuring a clean and stable power supply for downstream components.
• Signal Filtering: While primarily used for power applications, its capacitance value and X7R characteristics also make it suitable for low-frequency signal filtering applications where some capacitance variation with temperature is acceptable. It can help to remove unwanted noise from analog signals.
• Timing Circuits: In certain non-precision timing applications, the 22μF capacitance can be utilized in RC (resistor-capacitor) timing circuits, although its ±20% tolerance means it’s not ideal for highly accurate timing.
• General Purpose Energy Storage: For applications requiring a small amount of instantaneous energy, such as maintaining voltage during brief power interruptions or providing current bursts to active components, this capacitor serves as an effective energy storage element.

The C3225X7R1E226M250AB from TDK is a robust and versatile MLCC, offering a reliable solution for numerous electronic design challenges. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt delivery for your project needs.

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