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TDK B828 Series SMT Current Transformer 20A 1:125 Surface Mount B82801B0305A125
Specifications
| Country of Origin | China |
|---|---|
| Brand | TDK |
| Length | 7.11mm |
| Model | B82801B0305A125 |
| Depth | 5.08mm |
| Width | 8.13mm |
| Mount Type | Surface |
| Series | B828 |
| Maximum Operating Temperature | 125°C |
| Minimum Operating Temperature | -40°C |
| Terminal type | Wire |
| Standards/Approvals | IEC 6006858, RoHS |
| Primary Current | 20A |
| Minimum Operating Frequency | 50kHz |
| Maximum Operating Frequency | 1MHz |
| Turns Ratio | 1:125 |
| Turns Ratio1 | 125 |
| Primary DC Resistance | 0.6mΩ |
| TDK B828 Series Current Transformer 20 A 1 | 125 |
Key Features
- Primary current rating is 20 amperes for reliable operation.
- Operating temperature range spans from -40°C to 125°C ensuring performance in extreme environments.
- Compact dimensions of 7.11mm length, 8.13mm width, and 5.08mm depth allow space-saving PCB mounting.
- Designed for surface mount installation with wire terminals for easy connectivity.
- Compliance with IEC 60068-2-58 and RoHS standards ensures safety and environmental compatibility.
- Maximum operating frequency of 1 MHz supports switching power supply and feedback control applications.
- Ideal for overload sensing, load drop detection, and high frequency current monitoring in industrial and automation systems.
Product Description
TDK B82801B0305A125 is a B828 Series Surface Mount Technology (SMT) Current Transformer designed for high frequency and precise current sensing applications. It features a very low primary DC resistance of 0.6mΩ which minimizes power loss, making it ideal for energy-efficient circuits.
The transformer supports a primary current of 20A and provides a 1:125 turns ratio, ensuring accurate feedback signals suitable for switching power supplies, overload sensing circuits, and load drop detection. Operating reliably within a temperature range of -40°C to 125°C, it maintains performance across harsh thermal conditions commonly found in industrial and automation environments.
Its compact dimensions with a length of 7.11mm, width of 8.13mm, and depth of 5.08mm allow integration even in dense PCB layouts. The surface mount design with wire terminals supports automated assembly processes, improving production efficiency.
Standards compliance includes IEC 60068-2-58 and RoHS, ensuring the product meets international quality and environmental regulations. This transformer is well suited for applications in industrial automation, process control, power electronics, and high frequency circuit monitoring.
The transformer delivers accurate current sensing with 1:125 turns ratio. Compact SMT design enables easy PCB integration. Temperature tolerance from -40°C to 125°C supports industrial environments. Primary DC resistance of 0.6mΩ minimizes circuit losses.
Supports switching power supplies and load drop detection systems. Complies with IEC 60068-2-58 and RoHS environmental standards. Reliable current sensing at frequencies up to 1 MHz.
This TDK B82801B0305A125 Current Transformer is an essential component for electrical engineers and system integrators involved in designing industrial, laboratory, and automation control equipment. Explore more transformers and related components in the Electronics & Electricals category at EnvMart for expanded industrial solutions.
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Frequently Asked Questions
The primary current rating of this transformer is 20 amperes, ensuring reliable operation in various applications.
It supports a maximum operating frequency of 1 MHz, making it suitable for high frequency applications such as switching power supplies.
The compact dimensions of this current transformer are 7.11 mm in length, 8.13 mm in width, and 5.08 mm in depth, allowing for space-saving PCB mounting.
The operating temperature range spans from -40°C to 125°C, ensuring performance in extreme environments.
This transformer features a turns ratio of 1:125, providing accurate feedback signals for various applications.
It is designed with wire terminals, facilitating easy connectivity during installation.
The current transformer complies with IEC 60068-2-58 and RoHS standards, ensuring safety and environmental compatibility.
The primary DC resistance is 0.6 mΩ, which minimizes power loss in energy-efficient circuits.
It is well suited for overload sensing, load drop detection, and high frequency current monitoring in industrial and automation systems.
The minimum operating frequency is 50 kHz, allowing it to function effectively in various applications.
The surface mount design allows for automated assembly processes, improving production efficiency and enabling integration in dense PCB layouts.
The country of origin for this current transformer is China.
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