The K817P8 is an optoisolator transistor from Vishay.

• Package: This device comes in a 4-DIP package.
• Mounting Type: Mounted using through-hole technology.
• Output Type: Transistor
• Input Type: DC
• Number of Channels: 1
• Isolation Voltage: 5000Vrms
• Minimum DC Current Transfer Ratio: 130% @ 5mA
• Maximum DC Current Transfer Ratio: 260% @ 5mA
• Switching Turn-On Time: 6µs
• Switching Turn-Off Time: 5µs
• Rise Time: 3µs
• Fall Time: 4.7µs
• Maximum Output Voltage: 70V
• Channel Output Current: 50mA
• Continuous Forward Current-Max: 60mA
• Forward Voltage: 1.25V
• Vce Saturation (max): 300mV
• Operating Temperature Range: -40°C to 100°C
• Status: Obsolete (EOL)
• ECCN: EAR99