TLP2312(V4,E

Logic Output Optoisolators Overview

The TLP2312(V4,E) is a high-speed photocoupler manufactured by Toshiba Semiconductor and Storage. It features a single channel with a push-pull totem pole output configuration. The device supports data rates up to 5 Mb/s and provides an insulation voltage of 3750 Vrms. Key electrical parameters include a forward current of 8 mA, forward voltage of 1.9 V, and output current of 8 mA. Propagation delays are typically 250 ns for both low-to-high and high-to-low transitions. Rise and fall times are specified at 2.2 ns and 1.6 ns respectively. The component operates within a temperature range of -40°C to +125°C and is housed in a 6-SOIC package with 5 leads.

Logic Output Optoisolators Feature Summary

• High-speed signal transmission capability supporting 5 Mb/s data rates
• Push-pull totem pole output structure for robust logic interfacing
• High common-mode transient immunity rated at 20 kV/µs
• Wide operating temperature range suitable for industrial environments

Logic Output Optoisolators Applications

• Industrial communication interfaces requiring galvanic isolation
• Microprocessor system input/output isolation
• Power supply feedback circuits
• Signal transmission between different ground potential domains

Logic Output Optoisolators Procurement Notes

Verify the specific suffix (e.g., V4, TPL) to ensure correct packaging format such as tube or reel. Confirm RoHS compliance status and lead-free specifications against current regulatory requirements. Cross-reference the manufacturer part number with distributor catalogs to validate availability and authenticity. Ensure the selected variant matches the required pinout and thermal characteristics for the intended PCB layout.

Logic Output Optoisolators Selection Notes

Select this component when high-speed digital isolation is required alongside strong noise immunity. The push-pull output eliminates the need for external pull-up resistors, simplifying circuit design. Consider the 3750 Vrms insulation rating for safety-critical applications. Evaluate the 20 kV/µs CMTI specification for environments with rapid voltage transients. Ensure the SO-5 package dimensions fit the available board space constraints.

Logic Output Optoisolators Part Context

This device belongs to the TLP2312 series of high-speed optocouplers from Toshiba. It integrates a GaAs infrared LED emitter with a silicon photo-MOSFET receiver. The series is designed for applications demanding fast switching speeds and reliable isolation. The V4 designation indicates specific manufacturing revisions or packaging variations within the product line.

Logic Output Optoisolators Replacement Considerations

Direct substitutes may include other Toshiba high-speed optocouplers with similar pinouts and electrical ratings. Verify compatibility regarding propagation delay, output current, and insulation voltage before substitution. Consult official replacement guides for cross-referencing equivalent components from other manufacturers.