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 0.006 1 1 6 1.5kV RMS
500-2604 1:100 6 110 0.006 1 1 6 1.5kV RMS
500-2605 1:200 22 220 0.006 1 1 6 1.5kV RMS
500-2600 1:50 2.15 65 0.004 2 1 8 1.5kV RMS
500-2601 1:100 8.75 135 0.004 2 1 8 1.5kV RMS
500-2602 1:200 35 300 0.004 2 1 8 1.5kV RMS
500-2456 1:200 87 1400 0.0015 3 2 10 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
© 2017 BH Electronics
12219 Wood Lake Drive Burnsville, MN 55337
Phone: 952-894-9590
Fax: 952-894-9380