TLP521-4X. Assembly/installation: THT. CTR@If: 100-600%@5mA. Housing: DIP16. Insulation voltage: 2.5kV. Number of channels: 4. Output Type: transistor. Semiconductor type: optocoupler. Switch-off delay tf [µsec.]: 3us. Switching time: 3us. Voltage (collector - emitter): 55V. Original product from manufacturer: Isocom. Quantity in stock updated on 13/11/2025, 06:16