TLP621-4XBLG

Transistor, Photovoltaic Output Optoisolators Overview

The TLP621-4XBLG is a through-hole phototransistor output optocoupler manufactured by Isocom Components 2004 LTD. It features four independent channels within a 16-pin DIP package, designed for DC input applications. The device provides high isolation capability with a rated voltage of 5300Vrms between input and output circuits. Electrical characteristics include a maximum forward voltage of 1.3V and a maximum input current of 50mA. Typical switching performance specifies a rise time of 2μs and a fall time of 3μs. The unit operates reliably across an extended temperature range from -30°C to 100°C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Four-channel configuration for multi-signal isolation
• High-voltage insulation barrier for circuit separation
• Standardized DIP footprint for legacy board compatibility

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Power supply protection circuits
• General-purpose digital signal transmission

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to confirm exact pinout and electrical tolerances. Ensure the procurement channel sources directly from authorized distributors or the manufacturer to guarantee component authenticity. Cross-reference the part number with the latest datasheet revisions to confirm compliance with current safety standards and regulatory requirements before finalizing orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required in a single package to reduce board space. The 16-pin DIP format suits designs utilizing traditional through-hole manufacturing processes. Evaluate the 5300Vrms isolation rating against system voltage requirements to ensure adequate safety margins. Confirm that the 2μs rise time meets the timing constraints of the target application signals.

Transistor, Photovoltaic Output Optoisolators Part Context

This device belongs to the TLP621 series, which represents a family of quad-channel optocouplers. The series is engineered to replace older discrete isolation components by consolidating four channels into one standard dual-in-line package. This consolidation simplifies assembly and reduces the overall footprint compared to using individual single-channel units for similar isolation tasks.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

TLP621-4GB

Transistor, Photovoltaic Output Optoisolators FAQ

What is the typical switching speed of this optocoupler?

The typical rise time is 2μs and the typical fall time is 3μs.

Does this component support AC input signals?

No, the TLP621-4XBLG is specified for DC input applications only.