B82801A0824A100

Description：CURR SENSE XFMR 1:100 SMD
Series：B82801A
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR)

SKU:d3a4353b96a5 Category: Current Sense Transformers Brand: EPCOS - TDK Electronics

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Product introduction

B82801A0824A100 is listed in the Current Sense Transformers range at ChipApex. The manufacturer field lists EPCOS - TDK Electronics. Its product description is CURR SENSE XFMR 1:100 SMD. Review the specifications below when checking this part for your BOM.

Current Sense Transformers specifications for B82801A0824A100

Description：CURR SENSE XFMR 1:100 SMD
Series：B82801A
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR)
Frequency Range：50kHz ~ 1MHz
Type：Invasive
Inductance：820 µH
ET (Volt-Time)：-
Current Ratio：-
DC Resistance (DCR)：2.5mOhm Primary, 8.7Ohm Secondary
Ratings：-
Mounting Type：Surface Mount
Size / Dimension：0.138" L x 0.185" W (3.50mm x 4.70mm)
Height - Seated (Max)：0.138" (3.50mm)
Termination Style：J Lead
Turns Ratio - Primary:Secondary：0.111111111
Current Rating (Amps)：-

Current Sense Transformers datasheet and documents for B82801A0824A100

B82801A0824A100

Current Sense Transformers Overview

The B82801A0824A100 is a surface-mount current sense transformer from the TDK B82801A series, designed for invasive current sensing. It features a 1:100 turns ratio and operates within a frequency range of 50kHz to 1MHz. The component utilizes an EE 4.2 core and has primary/secondary DC resistances of 2.5 mΩ and 8.7 Ω, respectively. Primary inductance is specified at 820 µH. Dimensions are 3.50mm x 4.70mm with a maximum height of 3.50mm.

Current Sense Transformers Feature Summary

Invasive current sensing capability using a 1:100 turns ratio
Surface-mount construction with J-lead termination style
EE 4.2 core design optimized for high-frequency operation

Current Sense Transformers Applications

Current monitoring in switching power supplies
Overcurrent protection circuits
Feedback control loops in DC/DC converters

Current Sense Transformers Procurement Notes

Verify component status as this specific part number may be obsolete or discontinued according to available records. Confirm availability of valid substitutes such as the B82801A1824A100 if active inventory is required. Ensure compliance with RoHS3 specifications during procurement verification.

Current Sense Transformers Selection Notes

Select this component for applications requiring precise invasive current measurement in compact designs. The 1:100 ratio suits low-current sensing needs. Verify that the 50kHz to 1MHz operating range aligns with the target switching frequency. Consider the physical dimensions and J-lead termination for PCB layout compatibility.

Current Sense Transformers Part Context

This device belongs to the B82801A series of SMT current sense transformers by EPCOS (TDK). These components are engineered for board-mounted installation in power electronics. The series offers various turns ratios and inductance values to accommodate different current sensing requirements across diverse power conversion architectures.