TCT-EE04 SERIES
Isolation transformer
  • Small surface mount current sensor.
  • Sensed current up to 20 A; Designed for frequency range up to 1 MHz and above.
  • Very low primary DCR.
  • Isolation(Hi-pot): Primary to secondary 500 Vrms 60s.
  • Operating temperature range: -40°C~+125°C, self-temperature rise included.
  • Continuous AC current monitoring in switched-mode power supply; Overload and short-circuit protection; Current measurement in traction motor and battery management systems in conventional and xEV (EV, HEV, FCEV) vehicles.Can also be used in 48 V vehicle electrical systems.
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Product specifications

Pri.:Sec.
Pri.-Sec.
Pri.:Sec.
Pri.-Sec.
TCT-EE04S01 1:20 0.053 1.5 0.42 78 ~ 1000 6.4 20 500
TCT-EE04S02 1:50 0.333 1.5 2.76 31 ~ 1000 16 20 500
TCT-EE04S03 1:70 0.652 1.5 5.04 22 ~ 1000 22.4 20 500
TCT-EE04S04 1:100 1.33 1.5 10.68 16 ~ 1000 32 20 500
TCT-EE04S05 1:150 2.993 1.5 22.3 10 ~ 1000 48 20 500
NOTES:
 
1. All electrical specifications are referenced to 25°C ± 5°C ambient.
2. The inductance measured between secondary pins at 100 kHz, 0.1 Vrms 0 ADC.
3. Volt-time product is for the secondary, between pin 1 and 2.
4. 20A primary current causes less than 25°C temperature rise from 25°C ambient. Higher current causes higher temperature rise.
5. For automotive products, add a "-Q" suffix to the part number, such as "TCT-EE04S01-Q".

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