OpECS
Optical probe Electric Current Sensor

Measurement Examples

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Measurement Example1

Wire bonding current waveform of power device (source-to-drain, Φ300μm)
This is a case study for narrow space measurement.
Conventional measuring instruments could not measure narrow spaces.
The high spatial resolution enables the measurement of narrow-pitch wiring one by one.
The high spatial resolution enables data to be measured one by one for narrow-pitch wiring.



Measurement Example2

Choke coil current waveform on switching power supply
An example showing the absence of electromagnetic noise effects.
With conventional measuring instruments, electromagnetic noise was visible.
Optical isolation can eliminate the influence of electromagnetic noise.



Measurement Example3

GaN Board Measurement
An example showing the absence of insertion impedance.
With conventional measuring instruments, ringing was observed due to the insertion impedance,
ringing was observed.
The optical insulation and the fact that no wiring is required for measurement
Insertion impedance can be eliminated by using optical insulation
and by eliminating the need for wiring for measurement.

OpECS can acquire true waveforms

計測用

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