B78419A2288A003

$4.88

Description：CURR SENSE XFMR 1:50 SMD
Series：B78419
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:80a16b0a0c8a Category: Current Sense Transformers Brand: EPCOS - TDK Electronics

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Product introduction

B78419A2288A003 is listed in the Current Sense Transformers range at ChipApex. The manufacturer field lists EPCOS - TDK Electronics. Its product description is CURR SENSE XFMR 1:50 SMD. Review the specifications below when checking this part for your BOM.

Current Sense Transformers specifications for B78419A2288A003

Description：CURR SENSE XFMR 1:50 SMD
Series：B78419
Mfr：EPCOS - TDK Electronics
Package：Tape & Reel (TR),Cut Tape (CT)
Frequency Range：50kHz ~ 250kHz
Type：Invasive
Inductance：1.7 mH
ET (Volt-Time)：-
Current Ratio：-
DC Resistance (DCR)：0.5mOhm Primary, 1.5Ohm Secondary
Ratings：-
Mounting Type：Surface Mount
Size / Dimension：0.504" L x 0.535" W (12.80mm x 13.60mm)
Height - Seated (Max)：0.567" (14.40mm)
Termination Style：Gull Wing
Turns Ratio - Primary:Secondary：1:50
Current Rating (Amps)：-

Current Sense Transformers datasheet and documents for B78419A2288A003

B78419A2288A003

Current Sense Transformers Overview

The B78419A2288A003 is a surface-mount current sense transformer from the B78419 series, manufactured by TDK. It features a primary-to-secondary turns ratio of 1:50 and operates within a frequency range of 50kHz to 250kHz. The component has a maximum seated height of 0.567 inches (14.40mm) and dimensions of 0.504 inches in length by 0.535 inches in width. Electrical characteristics include a primary DC resistance of 0.5 milliohms, a secondary DC resistance of 1.5 ohms, and an inductance of 1.7 mH.

Current Sense Transformers Feature Summary

Designed for surface-mount technology with gull-wing termination style for automated assembly compatibility.
Provides galvanic isolation between primary and secondary circuits for accurate current monitoring.
Optimized for high-frequency operation within the specified 50kHz to 250kHz bandwidth.

Current Sense Transformers Applications

Current sensing in switch-mode power supplies
Overcurrent protection circuits in industrial electronics
Feedback control loops in AC/DC converters

Current Sense Transformers Procurement Notes

Verify the complete part number including the suffix A003 to ensure correct packaging and specifications. Confirm RoHS compliance status and moisture sensitivity level requirements for your specific manufacturing process. Check lead times as they may vary based on production schedules and regional availability constraints.

Current Sense Transformers Selection Notes

Select this component when a compact surface-mount solution is required for high-frequency current sensing applications. Ensure the operating frequency falls within the 50kHz to 250kHz range for optimal performance. Consider the physical dimensions and mounting type during PCB layout design to ensure proper fit and thermal management.

Current Sense Transformers Part Context

This component belongs to the B78419 series of current sense transformers produced by TDK Electronics, formerly EPCOS. The series is designed for reliable performance in various electronic systems requiring precise current measurement and isolation.

Current Sense Transformers Replacement Considerations

Consult official TDK documentation for verified substitute part numbers within the B78419 series or equivalent offerings from other manufacturers that meet identical electrical and mechanical specifications.