The EL817(S1)(B)(TD) optoisolator is a transistor, photovoltaic output isolator from Everlight Electronics Co Ltd used in electronic circuits.

• Output Type: Transistor
• Input Type: DC
• Mounting Type: Surface Mount, SMD (SMT)
• Maximum DC Forward Current: 60mA
• Typical Forward Voltage: 1.2V
• Rise/Fall Time: 4μs/3μs
• Current Output/Channel: 50mA
• Number of Channels: 1
• Isolation Voltage: 5000Vrms
• Maximum Output Voltage: 35V
• Maximum Vce Saturation: 200mV
• Current Transfer Ratio (Minimum): 130% @ 5mA
• Current Transfer Ratio (Maximum): 260% @ 5mA
• Package/Case: 4-SMD, Gull Wing
• Supplier Device Package: 4-SMD
• Packaging: Tape and Reel (1,500 units)
• Operating Temperature Range: -55°C ~ 110°C