B43657C0138M257 B43657C0138M257 Aluminum Electrolytic Capacitor

B43657C0138M257 is a high-performance aluminum electrolytic capacitor manufactured by TDK, a global leader in electronic components. This specific component belongs to the passive components category, designed to store electrical energy and release it when needed, making it crucial for power supply smoothing, filtering, and energy storage applications in various electronic circuits. Its robust construction and precise electrical characteristics ensure reliable operation in demanding environments, making it a preferred choice for industrial and professional electronics.

Key Specifications

This TDK B43657C0138M257 capacitor boasts several critical specifications that define its performance and suitability for specific applications:

• Brand: TDK – TDK is a renowned Japanese multinational electronics company known for its high-quality electronic components, including capacitors, inductors, and magnetic products. Their brand signifies reliability and innovation in the electronics industry.
• Category: Capacitors – As a capacitor, this component is fundamental for storing electrical charge. Capacitors are essential in almost all electronic circuits for functions like filtering, timing, energy storage, and power factor correction.
• Sub Category: Aluminum Electrolytic Capacitors – This indicates the specific type of capacitor. Aluminum electrolytic capacitors are known for their high capacitance values in a relatively small volume, making them suitable for power supply applications where large amounts of energy storage are required. They typically offer good performance in DC applications.
• Component Type: Aluminum Electrolytic Capacitor – Reaffirming its type, this component utilizes an aluminum oxide dielectric layer, which offers high dielectric strength and allows for significant capacitance in a compact form factor.
• Product Status: Production – This status confirms that the B43657C0138M257 is actively being manufactured and is readily available for new designs and ongoing production requirements, ensuring long-term supply stability.
• Product Name (TDK): Snap-in, Multi Pin, Large Size Capacitors – This TDK internal product designation highlights key physical and functional attributes. “Snap-in” refers to the mounting style, which allows for quick and secure installation onto printed circuit boards without soldering leads individually. “Multi Pin” suggests enhanced stability and current handling capabilities, while “Large Size” indicates its capacity for higher voltage and capacitance ratings, typical for power electronics.
• Main Characteristic 1: 1320µF/475V DC – This is the core electrical rating. A capacitance of 1320 microfarads (µF) signifies its energy storage capability, while a voltage rating of 475V DC indicates the maximum continuous DC voltage it can withstand without damage. This combination is ideal for high-voltage power supplies, inverters, and industrial control systems.
• Main Characteristic 2: 30mm dia x 100mm length – These dimensions specify the physical size of the capacitor. A diameter of 30mm and a length of 100mm are typical for large-size, high-voltage electrolytic capacitors, which require a certain volume to achieve their specified capacitance and voltage ratings.

Features and Benefits

• High Capacitance and Voltage Rating: With 1320µF and 475V DC, this capacitor is perfectly suited for applications requiring substantial energy storage and high voltage handling, ensuring stable power delivery.
• Snap-in Mounting: The snap-in terminal design facilitates quick and secure assembly onto PCBs, reducing manufacturing time and costs while providing robust mechanical stability.
• Reliable Performance from TDK: Manufactured by TDK, a leader in electronic components, users can expect consistent quality, long operational life, and dependable performance even in demanding industrial environments.
• Optimized for Power Applications: Its characteristics make it highly effective in power supply filtering, smoothing, and energy storage, contributing to the overall efficiency and stability of power conversion systems.
• Robust Construction: Designed for durability, this capacitor offers excellent resistance to vibration and thermal stress, ensuring long-term reliability in various operating conditions.

Typical Applications

The B43657C0138M257 aluminum electrolytic capacitor is versatile and finds its use in a wide array of demanding electronic applications:

• Industrial Power Supplies: Essential for smoothing rectified AC voltage into stable DC power for industrial machinery, motor drives, and automation equipment, where high reliability and voltage handling are paramount.
• Inverters and Converters: Utilized in DC-AC inverters for renewable energy systems (solar, wind) and power factor correction circuits, where they help in energy storage and ripple current filtering to ensure efficient power conversion.
• Medical Equipment: Employed in power conditioning units for various medical devices, requiring stable and clean power to ensure accurate and safe operation.
• Welding Equipment: Critical for energy storage in high-power welding machines, providing the necessary burst of current for effective welding operations.
• Professional Audio Amplifiers: Used in the power supply sections of high-fidelity audio amplifiers to filter out ripple and provide a stable voltage rail, contributing to cleaner sound reproduction.

Summary

The TDK B43657C0138M257 aluminum electrolytic capacitor is a robust and reliable component designed for high-voltage and high-capacitance applications. Its snap-in design, coupled with TDK’s reputation for quality, makes it an excellent choice for demanding power electronics. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your project needs.

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