TLP621-4BLSMT&R

Transistor, Photovoltaic Output Optoisolators Overview

The TLP621-4BLSMT&R is a surface-mount quad optocoupler from Isocom Components, featuring four independent channels in a 16-pin SOP package. It utilizes an infrared LED coupled to phototransistors for signal isolation. Key electrical parameters include a maximum forward current of 50 mA and a high isolation voltage of 5300 Vrms. The device supports a wide operating temperature range from -55°C to 100°C, with a typical rise time of 2μs and fall time of 3μs. It complies with UL standards and RoHS directives, designed for reliable DC input applications.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Quad-channel configuration providing four independent isolation circuits within a single compact package
• High insulation voltage capability ensuring robust electrical separation between input and output sides
• Surface-mount construction optimized for automated PCB assembly processes
• Wide operational temperature range suitable for demanding industrial environments

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring multi-channel signal isolation
• Power supply units needing feedback loop isolation
• Data communication interfaces for noise immunity
• Microprocessor input/output isolation circuits

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix 'BL' against official Isocom documentation to confirm exact binning or tape-and-reel specifications. Ensure the 16-SMD footprint matches your PCB design constraints. Confirm RoHS compliance status for your region's regulatory requirements before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when multiple isolated channels are required in a space-constrained surface-mount application. Compare the 5300 Vrms isolation rating against system safety requirements. Consider the 50 mA forward current limit for driving the internal LED. Evaluate the 2μs/3μs switching speeds against your signal frequency needs.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the TLP621 series, which offers various channel configurations including single, dual, and quad options. Isocom provides these components as alternatives to standard industry optocouplers, often with specialized parameter selection. The series is known for meeting global industry standards while offering flexible manufacturing capabilities.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Check datasheets for direct pin-compatible substitutes such as the TLP621-4GB (through-hole) if form factor changes are acceptable. Verify that alternative parts match the 5300 Vrms isolation and 50 mA current ratings. Cross-reference package dimensions for any surface-mount variants like the TLP621-4XBLSMT&R.