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B82801B0925A200 is listed in the Current Sense Transformers range at ChipApex. The manufacturer field lists EPCOS - TDK Electronics. Its product description is CURR SENSE XFMR 1:200 20A SMD. Review the specifications below when checking this part for your BOM.
Current Sense Transformers specifications for B82801B0925A200
- Description：CURR SENSE XFMR 1:200 20A SMD
- Series：B82801B
- Mfr：EPCOS - TDK Electronics
- Package：Tape & Reel (TR),Cut Tape (CT)
- Frequency Range：50kHz ~ 1MHz
- Type：Invasive
- Inductance：8 mH
- ET (Volt-Time)：100VµS
- Current Ratio：-
- DC Resistance (DCR)：0.6mOhm Primary, 33.24Ohm Secondary
- Ratings：-
- Mounting Type：Surface Mount
- Size / Dimension：0.280" L x 0.320" W (7.11mm x 8.13mm)
- Height - Seated (Max)：0.200" (5.08mm)
- Termination Style：Gull Wing
- Turns Ratio - Primary:Secondary：0.180555556
- Current Rating (Amps)：20 A
Current Sense Transformers datasheet and documents for B82801B0925A200
Current Sense Transformers Overview
The B82801B0925A200 is a surface-mount current sense transformer from the EPCOS B82801 series. It features an inductance of 8 mH and a turns ratio of 1:200. The component supports a sensed current of up to 20 A and has an ET value of 100 Vµs. Designed for board mounting, it offers very low DC resistance and is available in active status.
Current Sense Transformers Feature Summary
- Surface-mount construction for automated assembly
- Very low DC resistance for minimal signal loss
- High turns ratio for effective current sensing
Current Sense Transformers Applications
- Current monitoring in power supply circuits
- Protection mechanisms in electronic systems
- Feedback loops in switching regulators
Current Sense Transformers Procurement Notes
Verify the specific package dimensions and pin configuration against your PCB footprint before ordering. Confirm that the 20 A current rating and 8 mH inductance align with your circuit requirements. Ensure compatibility with your reflow soldering profile. Check for any specific handling instructions regarding the ferrite core material.
Current Sense Transformers Selection Notes
Select this component when a high turns ratio is required for precise current measurement. Consider the 8 mH inductance for stability in sensing applications. Evaluate the 20 A maximum current rating against peak load conditions. Ensure the surface-mount form factor fits within the available board space constraints.
Current Sense Transformers Part Context
This part belongs to the EPCOS B82801 series of SMT current sense transformers. The series is characterized by low DC resistance and various turn ratios. These components are designed for reliable performance in compact electronic designs requiring accurate current feedback.
Current Sense Transformers FAQ
What is the primary function of the B82801B0925A200?
It functions as a current sense transformer, providing electrical isolation and scaling down high currents for measurement or protection purposes.
What is the turns ratio of this transformer?
The turns ratio is 1:200, meaning the secondary output is scaled down by a factor of 200 relative to the primary input.
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