B43745A6138M650 B43745A6138M650 Aluminum Electrolytic Capacitor

B43745A6138M650

Overview

B43745A6138M650 is a high-performance Aluminum Electrolytic Capacitor manufactured by TDK, a global leader in electronic components. This specific component is designed for demanding applications requiring robust energy storage and filtering capabilities. As a passive component, its primary function is to store electrical energy electrostatically in an electric field, providing stable voltage regulation, ripple current filtering, and energy discharge in power supply circuits. TDK’s commitment to quality and innovation ensures that this capacitor delivers reliable performance in critical electronic systems.

Key Specifications

This TDK Aluminum Electrolytic Capacitor boasts several critical attributes that define its performance and suitability for various applications.

The Brand, TDK, signifies a heritage of engineering excellence and reliability. TDK is renowned for producing high-quality electronic components that meet stringent industry standards, ensuring that this capacitor is built to last and perform consistently.

Belonging to the Category of Capacitors and specifically the Sub Category of Aluminum Electrolytic Capacitors, this component is part of a class known for its high capacitance values and suitability for power electronics. Aluminum electrolytic capacitors are distinguished by their use of an aluminum oxide dielectric, offering a good balance of performance and cost-effectiveness.

The Component Type is clearly identified as an Aluminum Electrolytic Capacitor, indicating its construction and fundamental operating principles. This type of capacitor is widely used in DC power supplies, inverters, and motor drives due to its ability to handle significant ripple currents and provide substantial energy storage.

The Product Status, “In Development,” indicates that while the product is advanced in its lifecycle, it may still be undergoing final refinements or qualification processes. This status is important for designers to consider for new designs or long-term projects, as it might imply future availability or specification changes.

The Product Name (TDK), “Capacitors with Screw Terminals,” highlights a crucial mechanical feature. Screw terminals provide a robust and secure electrical connection, which is essential for high-current applications and ensures reliable contact even under vibration or thermal cycling. This type of termination is preferred in industrial and power applications where high current integrity is paramount.

Main Characteristic 1 specifies its electrical rating: 1300µF/500V DC. The capacitance of 1300 microfarads (µF) indicates its energy storage capacity, making it suitable for applications requiring significant charge accumulation and discharge. The voltage rating of 500V DC signifies the maximum continuous DC voltage that can be applied across the capacitor without breakdown, making it appropriate for high-voltage power supplies and industrial equipment.

Main Characteristic 2 details its physical dimensions: 64.3mm diameter x 80.7mm length. These dimensions are critical for mechanical design and PCB layout, ensuring proper fit and thermal management within an enclosure. The relatively large size is typical for high-capacitance, high-voltage electrolytic capacitors, reflecting the internal construction required to achieve these electrical ratings.

Features and Benefits

• High Capacitance and Voltage Rating: With 1300µF at 500V DC, the B43745A6138M650 offers substantial energy storage and voltage handling capabilities, making it ideal for robust power supply designs and high-voltage applications.
• Robust Screw Terminals: The inclusion of screw terminals ensures secure and reliable electrical connections, which is crucial for high-current applications and environments subject to mechanical stress or vibration, enhancing overall system reliability.
• TDK Quality and Reliability: Manufactured by TDK, a leader in electronic components, this capacitor benefits from stringent quality control and advanced manufacturing processes, ensuring long-term stability and performance in demanding conditions.
• Optimized for Power Electronics: Designed as an Aluminum Electrolytic Capacitor, it is well-suited for filtering, smoothing, and energy storage in power converters, inverters, and industrial power supplies, contributing to stable and efficient operation.
• Compact yet Powerful Design: Despite its high ratings, the dimensions of 64.3mm diameter x 80.7mm length represent an optimized balance between performance and physical footprint, allowing for integration into various system designs.

Typical Applications

The B43745A6138M650 TDK Aluminum Electrolytic Capacitor is versatile and finds application in numerous demanding electronic systems:

Industrial Power Supplies: In industrial settings, stable and reliable power is paramount. This capacitor is ideal for use in the DC link of switch-mode power supplies (SMPS) and uninterruptible power supplies (UPS), providing essential ripple current filtering and energy storage to maintain stable output voltages under varying loads. Its high voltage rating makes it suitable for three-phase industrial power systems.

Motor Drives and Inverters: Electric motor drives and frequency inverters require significant capacitance to smooth the DC bus voltage and handle large ripple currents generated during motor operation. The B43745A6138M650 excels in these applications, contributing to efficient motor control and reducing harmonic distortion, thereby improving system performance and longevity.

Renewable Energy Systems: In solar inverters and wind turbine converters, capacitors are crucial for energy storage and power conditioning. This TDK capacitor can be employed in the DC-link circuits of these systems to stabilize voltage, filter harmonics, and ensure efficient power conversion from renewable sources to the grid or loads.

Welding Equipment: High-power welding machines demand capacitors that can store and discharge large amounts of energy rapidly. The B43745A6138M650, with its substantial capacitance and voltage rating, is well-suited for the energy storage banks in professional welding equipment, ensuring consistent and powerful arc stability.

Medical Imaging Equipment: Advanced medical devices such as MRI machines and X-ray systems require highly stable and clean power supplies. This capacitor can be integrated into the power conditioning units of such equipment, providing reliable voltage regulation and filtering to ensure precise and safe operation.

Summary

The B43745A6138M650 from TDK is a robust and high-performance Aluminum Electrolytic Capacitor designed for critical power electronics applications. Its impressive electrical ratings, secure screw terminals, and TDK’s commitment to quality make it an excellent choice for industrial power supplies, motor drives, renewable energy systems, and other demanding environments. This component is stocked and shipped across India by Cirkit Electro Components, Mumbai, ensuring prompt availability for your projects.

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