B43645A0128M557 B43645A0128M557 Aluminum Electrolytic Capacitor

B43645A0128M557 is a high-performance aluminum electrolytic capacitor manufactured by TDK, a global leader in electronic components. This specific component belongs to the category of passive components, crucial for energy storage and filtering in various electronic circuits. Aluminum electrolytic capacitors are known for their high capacitance values and ability to operate at relatively high voltages, making them indispensable in power supplies, industrial electronics, and automotive applications. TDK’s commitment to quality ensures that this capacitor delivers reliable performance and long operational life, meeting the stringent demands of modern electronic designs.

Key Specifications

The B43645A0128M557 capacitor boasts several critical specifications that define its functionality and application suitability. Its primary characteristic is a capacitance of 1250µF (microfarads) combined with a voltage rating of 475V DC. This high capacitance allows it to store a significant amount of electrical energy, essential for smoothing rectified AC voltages in power supply units or providing burst power in high-demand applications. The 475V DC rating indicates the maximum continuous direct current voltage that can be applied across the capacitor without breakdown, making it suitable for circuits operating at elevated voltage levels. Physically, the capacitor measures 30mm in diameter and 95mm in length. These dimensions are important for mechanical integration into circuit boards and enclosures, ensuring it fits within the designated space and adheres to layout constraints. The “Snap-in, Multi Pin, Large Size Capacitors” product name from TDK further clarifies its physical form factor, indicating it’s designed for secure, through-hole mounting with multiple pins for enhanced stability and current handling, typical of larger electrolytic capacitors used in demanding applications. The product status is “Production,” signifying that it is an actively manufactured and readily available component for new designs and existing systems.

Features and Benefits

• High Capacitance and Voltage Rating: The 1250µF capacitance at 475V DC provides robust energy storage and filtering capabilities, crucial for stable power delivery in high-voltage applications.
• Reliable TDK Quality: Manufactured by TDK, a reputable leader in electronic components, ensuring high quality, consistent performance, and long operational lifespan.
• Snap-in Multi-Pin Design: The snap-in terminals offer secure mechanical mounting and excellent electrical contact, improving reliability and simplifying assembly processes, especially in vibration-prone environments.
• Optimized for Power Applications: Designed as a large-size capacitor, it is engineered to handle significant power loads and provide effective ripple current filtering in demanding power supply circuits.
• Broad Operating Temperature Range: While not explicitly listed, TDK’s large-size electrolytic capacitors typically offer a wide operating temperature range, ensuring stable performance across various environmental conditions.

Typical Applications

The B43645A0128M557 aluminum electrolytic capacitor is versatile and finds application in numerous industrial and commercial electronic systems requiring reliable power management. One primary application is in AC-DC power supplies, where it serves as a crucial component for smoothing the rectified DC voltage, reducing ripple, and ensuring a stable output for sensitive electronic loads. It is also extensively used in inverters and converters, particularly in renewable energy systems like solar inverters, where it helps manage power fluctuations and maintain stable DC bus voltages. Furthermore, this capacitor is ideal for motor drive applications, providing bulk capacitance for DC link circuits, which helps in efficient motor control and reduces electrical noise. In industrial automation equipment, such as programmable logic controllers (PLCs) and robotic systems, it contributes to the stability of control circuits and power delivery. Lastly, its robust design makes it suitable for welding equipment and professional audio amplifiers, where high peak currents and reliable energy storage are paramount for performance. In summary, the B43645A0128M557 from TDK is a high-quality, high-performance aluminum electrolytic capacitor designed for demanding power electronics applications. Its robust specifications, including a 1250µF capacitance and 475V DC rating, coupled with TDK’s manufacturing excellence, make it a reliable choice for engineers and designers. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your projects.

Browse more Aluminum Electrolytic Capacitors at Cirkit Electro Components.

Buy B43645A0128M557 online in India from Cirkit Electro Components, Mumbai. GST invoice provided, fast shipping across India, and bulk / quantity pricing available. Add to cart, or contact us for bulk orders and the best price in India.