Current Sense Transformers

  • Current sense for regulation of switch mode power supplies
  • Surface mount (SMT) for compact size or through-hole for heavy current
  • Isolation to 3000 VAC
  • Wide variety of applications from multiple chip vendors
  • 10 KHz to 500 KHz frequency of operation
  • Use Current Transformer Formula below to determine the BH part number that meets your requirements

ELECTRICAL CHARACTERISTICS @ 25˚C

BH PART NUMBER TURNS RATIO INDUCTANCE (mH-MIN.) ET Volt-μSec RATING DCR PRIMARY OHMS MAX PACKAGE STYLE SCHEMATIC MAX CURRENT RATING Arms Isolation Voltage
500-2603 1:50 1.4 55.0 0.0060 1.0 1.0 6.0 1.5kV RMS
500-2604 1:100 6.0 110.0 0.0060 1.0 1.0 6.0 1.5kV RMS
500-2605 1:200 22.0 220.0 0.0060 1.0 1.0 6.0 1.5kV RMS
500-2600 1:50 2.15 65.0 0.0040 2.0 1.0 8.0 1.5kV RMS
500-2601 1:100 8.75 135.0 0.0040 2.0 1.0 8.0 1.5kV RMS
500-2602 1:200 35.0 300.0 0.0040 2.0 1.0 8.0 1.5kV RMS
500-2456 1:200 87.0 1400.0 0.0015 3.0 2.0 10.0 3kV RMS
  • Note: Part numbers beginning with “5” are not RoHS compliant. Contact BH if you have need for RoHS construction.
Current Sense Transformers Mech. Current Sense Transformers Geometries
© 2013 BH Electronics
12219 Wood Lake Drive Burnsville, MN 55337
Phone: 952-894-9590
Fax: 952-894-9380

ISO 9001 Certified Quality System