B41789A5458Q001 B41789A5458Q001 Aluminum Electrolytic Capacitor

B41789A5458Q001 is a high-quality aluminum electrolytic capacitor manufactured by TDK, a global leader in electronic components. This passive component is designed to store electrical energy and release it when needed, playing a crucial role in various electronic circuits for filtering, smoothing, and energy storage applications. As part of TDK’s extensive range of reliable passive components, this capacitor ensures stable performance and long operational life, making it suitable for demanding industrial and commercial applications.

Key Specifications

The B41789A5458Q001 boasts several key specifications that define its performance and suitability for specific applications. The primary characteristic, 4500µF/25V DC, indicates its capacitance and rated voltage. A capacitance of 4500 microfarads (µF) signifies its ability to store a substantial amount of electrical charge, making it ideal for power supply filtering where large ripple current handling is required to smooth out rectified AC voltage into a stable DC output. The 25V DC rated voltage specifies the maximum continuous DC voltage that can be applied across the capacitor without causing damage or premature failure, ensuring safe operation within circuits designed for this voltage level. The physical dimensions, 21mm diameter x 49mm length, describe the capacitor’s form factor. These dimensions are critical for mechanical design and PCB layout, ensuring proper fit and thermal management within an electronic assembly. This axial capacitor design, as indicated by the TDK product name “Axial Capacitors,” typically features leads extending from opposite ends, which is advantageous for through-hole mounting and certain wiring configurations in power electronics.

Features and Benefits

• High Capacitance Density: Offers a significant capacitance value (4500µF) within a compact 21mm x 49mm form factor, enabling efficient energy storage in space-constrained designs.
• Reliable Performance: Manufactured by TDK, a reputable brand known for its stringent quality control, ensuring consistent and dependable electrical characteristics over the capacitor’s lifespan.
• Optimal Voltage Rating: With a 25V DC rating, it is well-suited for low to medium voltage power supply applications, providing stable operation and protection against voltage spikes.
• Axial Lead Configuration: The axial design facilitates robust through-hole mounting, offering excellent mechanical stability and ease of assembly in various circuit board layouts.
• Production Status: Being in ‘Production’ status, this component ensures long-term availability and support for ongoing and new product designs, minimizing obsolescence risks.

Typical Applications

The versatility and robust characteristics of the B41789A5458Q001 make it suitable for a wide array of electronic applications. In power supply units (PSUs), it is frequently used in the output filtering stage to smooth out rectified DC voltage, reducing ripple and noise to provide a clean power source for sensitive electronics. Its high capacitance helps maintain a stable voltage during transient load changes. Another common application is in audio amplifier circuits, particularly in the power supply sections, where it helps in filtering out hum and noise, contributing to clearer sound reproduction. The capacitor’s ability to store and quickly discharge energy is also beneficial in motor drive applications, where it can provide local energy storage to handle sudden current demands from motors, improving system stability and efficiency. Furthermore, it finds use in industrial control systems and automation equipment, where reliable power filtering is essential for the stable operation of microcontrollers, sensors, and actuators in harsh industrial environments. Its robust construction also makes it a good choice for DC-DC converters, where it can help stabilize input and output voltages, improving the overall efficiency and performance of the conversion process.

In summary, the B41789A5458Q001 from TDK is a high-performance aluminum electrolytic capacitor offering excellent capacitance, voltage rating, and a reliable form factor. It is a critical component for various power management and filtering applications, ensuring stable and efficient operation of electronic systems. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai.

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