| Nr. | Part Name | Description | Manufacturer by |
| 57881 | 4N24 | JAN, JANTX, JANTXV, SINGLE CHANNEL OPTOCOUPLERS | Micropac Industries |
| 57882 | 4N24A | JAN, JANTX, JANTXV, SINGLE CHANNEL OPTOCOUPLERS | Micropac Industries |
| 57883 | 4N25 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57884 | 4N25 | Optocoupler, Phototransistor Output, With Base Connection | Vishay |
| 57885 | 4N25 | GAAS INFRARED EMITTING DIODE | QT Optoelectronics |
| 57886 | 4N25 | 6-Pin DIP Optoisolators Transistor Output | Motorola |
| 57887 | 4N25 | 4N25 · General Purpose Phototransistor Optocoupler | Agilent (Hewlett-Packard) |
| 57888 | 4N25 | Photocouplers - Transistor Output | TOSHIBA |
| 57889 | 4N25(SHORT) | Photocoupler GaAs Ired & Photo-Thyristor | TOSHIBA |
| 57890 | 4N25-000E | 4N25-000E · Lead Free General Purpose Phototransistor Optocoupler | Agilent (Hewlett-Packard) |
| 57891 | 4N25-M | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57892 | 4N25-V | GENERAL PURPOSE TYPE PHOTOCOUPLER | Lite-On Technology Corporation |
| 57893 | 4N25-V | GENERAL PURPOSE TYPE PHOTOCOUPLER | Lite-On Technology Corporation |
| 57894 | 4N25-X006 | Optocouplers | Vishay |
| 57895 | 4N25-X007 | Optocouplers | Vishay |
| 57896 | 4N25-X009 | Optocouplers | Vishay |
| 57897 | 4N25.300 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57898 | 4N25.300 | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57899 | 4N25.300W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57900 | 4N25.300W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57901 | 4N25.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57902 | 4N25.3S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57903 | 4N25.3SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57904 | 4N25.3SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57905 | 4N25.S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57906 | 4N25.S | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57907 | 4N25.SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57908 | 4N25.SD | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57909 | 4N25.W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57910 | 4N25.W | GENERAL PURPOSE 6-PIN PHOTOTRANSISTOR OPTOCOUPLERS | Fairchild Semiconductor |
| 57911 | 4N25300 | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
| 57912 | 4N25300W | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
| 57913 | 4N253S | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
| 57914 | 4N253SD | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
| 57915 | 4N25A | PHOTO TRANSISTOR (AC LINE/DIGITAL LOGIC ISOLATOR) | TOSHIBA |
| 57916 | 4N25A(SHORT) | Photocoupler GaAs IRed & Photo .Transistor | TOSHIBA |
| 57917 | 4N25ASHORT | PHOTO TRANSISTOR (AC LINE/DIGITAL LOGIC ISOLATOR) | TOSHIBA |
| 57918 | 4N25ASHORT | PHOTO TRANSISTOR (AC LINE/DIGITAL LOGIC ISOLATOR) | TOSHIBA |
| 57919 | 4N25FM | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
| 57920 | 4N25FR2M | 6-Pin DIP Package Phototransistor Output Optocoupler | Fairchild Semiconductor |
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