B43745A9828M607 B43745A9828M607 Aluminum Electrolytic Capacitor

B43745A9828M607 is a high-performance aluminum electrolytic capacitor manufactured by TDK, a global leader in electronic components. This specific model, part of TDK’s robust “Capacitors with Screw Terminals” series, is engineered to provide reliable energy storage and filtering capabilities in demanding power electronics applications. As a passive component, its primary function is to store electrical energy electrostatically in an electric field, offering high capacitance values in a relatively compact form factor. Aluminum electrolytic capacitors are widely recognized for their ability to handle significant ripple currents and provide effective smoothing in DC power supplies, making them indispensable in various industrial and commercial electronic systems.

Key Specifications

The B43745A9828M607 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 passive components, magnetic products, and other electronic devices. Their brand signifies reliability and advanced engineering in the electronics industry.
• Category: Capacitors > Aluminum Electrolytic Capacitors – This classification places the component within the broader family of capacitors, specifically highlighting its construction type which utilizes an aluminum oxide dielectric. This type is favored for high capacitance requirements.
• Component Type: Aluminum Electrolytic Capacitor – This reiterates the fundamental nature of the component, emphasizing its design principles and operational characteristics, which include polarity and suitability for DC applications.
• Product Status: In Development – While currently in development, this status indicates that TDK is actively working on bringing this advanced component to market, suggesting it will incorporate the latest design and manufacturing innovations. Buyers should note this status when planning for future projects.
• Product Name (TDK): Capacitors with Screw Terminals – This designation from TDK highlights a key physical characteristic: the use of screw terminals. This type of terminal provides a secure, high-current connection, which is crucial for applications involving significant power levels and vibrations, offering superior mechanical stability compared to snap-in or radial leads.
• Main Characteristic 1: 8200µF/400V DC – This is the core electrical specification. 8200 microfarads (µF) represents a substantial capacitance value, indicating its capacity to store a large amount of charge. The 400V DC rating signifies the maximum continuous DC voltage that can be applied across the capacitor without breakdown, making it suitable for high-voltage power supply rails found in industrial inverters, motor drives, and power factor correction circuits.
• Main Characteristic 2: 76.9mm dia x 156.2mm length – These dimensions describe the physical size of the capacitor. A diameter of 76.9mm and a length of 156.2mm indicate a relatively large, cylindrical component, typical for high-voltage, high-capacitance electrolytic capacitors that require significant internal volume for the electrolyte and electrode foils. This size necessitates adequate space in the circuit design.

Features and Benefits

• High Capacitance and Voltage Rating: With 8200µF at 400V DC, this capacitor offers excellent energy storage capabilities for high-power applications, ensuring stable voltage rails and effective ripple current filtering.
• Robust Screw Terminal Design: The screw terminals provide a highly reliable and mechanically stable connection, crucial for applications subjected to vibration or requiring high current handling, minimizing connection losses and improving overall system reliability.
• Designed for Demanding Environments: TDK’s engineering ensures this capacitor is built to withstand the rigors of industrial applications, offering long operational life and consistent performance under varying conditions.
• Optimized for Power Electronics: Its characteristics make it ideal for smoothing and filtering in AC/DC converters, inverters, and power supplies, contributing to higher efficiency and reduced electromagnetic interference (EMI).
• TDK Quality and Reliability: As a TDK product, the B43745A9828M607 benefits from the manufacturer’s stringent quality control and extensive experience in passive component manufacturing, ensuring a dependable component for critical designs.

Typical Applications

• Industrial Power Supplies: Essential for smoothing rectified DC voltage in high-power industrial power supplies, ensuring a stable and clean power output for sensitive machinery and control systems.
• Motor Drives and Inverters: Used in the DC link of variable frequency drives (VFDs) and motor inverters to stabilize the DC bus voltage, absorb regenerative energy, and filter harmonics, thereby improving motor efficiency and control.
• Renewable Energy Systems: Critical in solar inverters and wind power converters for DC link filtering and energy storage, helping to manage power fluctuations and ensure stable grid connection.
• Uninterruptible Power Supplies (UPS): Employed in UPS systems to provide bulk energy storage, supporting the load during power outages and smoothing the output from battery banks or rectifiers.
• Welding Equipment: Utilized in high-current welding power sources for energy storage and ripple current reduction, contributing to stable arc performance and consistent weld quality.

The B43745A9828M607 represents a robust and high-performance solution for demanding power electronics applications. While currently in development, its specifications indicate it will be a valuable component for engineers designing high-voltage and high-current systems. Cirkit Electro Components, Mumbai, is proud to stock and ship a wide range of TDK components, including this advanced capacitor, across India, ensuring prompt delivery for your project needs.

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