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Optical Semiconductor Devices Part Naming Conventions.

Photorelay Naming Conventions:Photorelay Part Numbering Example (Except Alphabetical Characters)"AP” means Photorelay.The below:

PhotoRelays Part Numbering Example (Except Alphabetical Characters)

Example of Photo relays

1. The 1 digit indicates“AP” means APMEMI photorelays

2. The 2 digit indicates the package pin type as shown below.

3. The 3 digit indicates the product category as shown below.

4. The 4 digit indicates the product Part No. Series.

5. The 5 digit indicates the Withstand voltage level, etc.
Details are as follows.

6. The 6 digit indicates the short circuit protection or current limiting as shown below.

7. The 7 digit indicates the Special type as shown below.

8.      The 8 digit indicates the package type as shown below.

9.      The 9 digit indicates the packaging as shown below.

· (Note 1)
All of our photocouplers comply with UL standards. And as for standards other than UL, the situations are different between each product. For details, see the APSEMI product catalog or other appropriate document.

· (Note 2)
For those parts which do not follow the numbering scheme shown above, see the appropriate datasheet or contact uscontact us 884838   using the Inquiry Sheet.