LTV-844HS-TA

Transistor, Photovoltaic Output Optoisolators Overview

The LTV-844HS-TA is a four-channel transistor output optocoupler manufactured by Lite-On Inc. It features an NPN phototransistor output and provides high isolation with a rated insulation voltage of 5000 Vrms. The device operates within a temperature range of -30°C to +100°C and utilizes a surface-mount 16-SMD package. Key electrical parameters include a maximum collector-emitter voltage of 35 V, a maximum forward current of 150 mA, and a power dissipation rating of 320 mW. Typical switching characteristics specify rise and fall times of 18 µs each.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Four independent channels for multi-signal isolation
• High voltage insulation capability up to 5000 Vrms
• Wide operating temperature range from -30°C to +100°C
• Surface-mount packaging for automated assembly

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Communication equipment interface circuits
• Power supply feedback loops
• Microprocessor input/output isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific suffix TA against official Lite-On documentation to confirm surface-mount configuration and tape-and-reel packaging details. Ensure compatibility with peak reflow temperatures specified in the datasheet. Cross-reference the manufacturer part number DS-70-96-0013 for accurate handling instructions and storage conditions prior to assembly.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when four isolated channels are required in a compact surface-mount form factor. Consider the 5000 Vrms isolation rating for safety-critical applications. Verify that the 35 V collector-emitter voltage and 150 mA forward current meet circuit requirements. Evaluate the 18 µs switching speed against system timing constraints before finalizing the design.

Transistor, Photovoltaic Output Optoisolators Part Context

The LTV-844HS-TA belongs to the LTV-844 series of photocouplers from Lite-On Inc. This series includes various configurations such as DIP and SMD packages with different channel counts. The HS variant typically denotes enhanced performance or specific packaging options within the family. Refer to the general LTV-814/824/844 series datasheet for shared architectural information.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Consult official Lite-On substitution guides for direct equivalents. Verify pinout compatibility and isolation voltage ratings when considering alternative manufacturers. Ensure thermal characteristics and package dimensions match the existing footprint.