The PC123 comes from PC123 Series which contains an IRED optically coupled to a phototransistor.

It is packaged in a 4-pin DIP, available in wide-lead spacing option and SMT gullwing lead-form option.

Input-output isolation voltage(rms) is 5.0kV.

CTR is 50% to 400% at an input current of 5mA.

Symbol 

PC123 Symbol

Footprint 

PC123 Footprint

3D Model

PC123 3D Model

1. 4-pin DIP package

2. Double transfer mould package (Ideal for Flow Soldering)

3. Current transfer ratio (CTR: MIN. 50% at IF=5 mA, VCE=5V)

4. Several CTR ranks are available

5. Reinforced insulation type (Isolation distance: MIN. 0.4mm)

6. Long creepage distance type (wide lead-form type only: MIN. 8mm)

7. High isolation voltage between input and output (Viso(RMS) : 5.0 kV)