The B82801A1824A100 is a current sense transformer manufactured by TDK under the EPCOS brand. This component is designed for applications in various electronic circuits where precise current measurement is essential. Here are the key features and specifications:

Key Features:

1. Turns Ratio: 1:100
2. Primary Inductance: 820 µH (minimum)
3. Primary Resistance: 2.5 mΩ (maximum)
4. Secondary Resistance: 9 Ω (maximum)
5. Current Sensing Capability: 7 A
6. Operating Temperature Range: -40°C to +125°C
7. AEC-Q200 Qualification: Yes, suitable for automotive applications
8. Mounting Style: Surface Mount Device (SMD)
9. Package Dimensions:
   • Length: 4.85 mm
   • Width: 4.5 mm
   • Height: 3.5 mm
10. Withstanding Voltage: 750 Vrms for 1 second between primary and secondary windings
11. Packaging: Embossed (plastic) taping with a reel size of 178 mm and a tape width of 4 mm
12. Compliance: RoHS and REACH compliant

Applications:

• Automotive electronics
• Power supply circuits
• Industrial control systems
• Measurement and monitoring equipment

This transformer is widely used for its reliability and precision in sensing current, making it a popular choice for both industrial and automotive sectors. It is typically packaged in reels, with a standard quantity of 600 pieces per reel, making it suitable for automated assembly processes.

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