Citizen Finedevice

Optical probe Electric Current Sensor

• Target Sector (English)

  Electronic test & measurement industry professionals
  Instrumentation and measurement equipment manufacturers
  Power electronics measurement solution providers

• Use Scenes (English)

  Internal current measurement of power devices and power modules
  Switching loss evaluation of SiC-MOSFETs and GaN-HEMTs
  Visualization of current distribution on busbars
  Current sharing analysis in TOLL packages
  Measurement of current in FETs, capacitors, inductors, resistors
  Observation of smoothing capacitor resonance
  Evaluation of unbalanced currents
  Non-invasive, high-speed current measurement in confined spaces

• Sales point (English)

  Innovative optical-based, non-contact current sensor
  Ultra-compact sensor head integrated with optical fiber
  Wide bandwidth from DC to 150 MHz
  Ultra-low insertion impedance (<0.001 Ω)
  No clamping required – proximity measurement only
  Immune to electromagnetic noise
  Enables current waveform visualization in narrow, inaccessible spaces