16Pcs FOD817C PDIP-4 Transistor Output Optocouplers Phototransistor Output

15Pcs TCMT1107 SOP-4 Transistor Output Optocouplers Phototransistor Out

15Pcs HCPL-817-300E PDIP-4 Gull Wing

15Pcs LTV-817S-TA1 PDIP-4 Gull Wing Transistor Output Optocouplers Optocoupler

15Pcs 4N26 DIP-6 Transistor Output Optocouplers Phototransistor Out

20Pcs LTV-817-A PDIP-4 Transistor Output Optocouplers Optocoupler Phototrans

15Pcs 4N27 DIP-6 Transistor Output Optocouplers Phototransistor Out

36Pcs LTV-8141M PDIP-4 Transistor Output Optocouplers Optocoupler