LH1262CACTR

Transistor, Photovoltaic Output Optoisolators Overview

The LH1262CACTR is a dual-channel photovoltaic MOSFET driver manufactured by Vishay Semiconductor Opto Division. It features two LEDs optically coupled to photodiode arrays for signal transmission. The device operates within a temperature range of -40°C to +85°C and utilizes an 8-SMD surface-mount package. Key electrical specifications include a forward voltage of 1.26 V, a maximum forward current of 50 mA, and an isolation voltage of 5300 Vrms. The component provides non-inverting configuration with a maximum turn-on delay of 35 µs and a maximum turn-off delay of 90 µs.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Dual-channel optical isolation using photovoltaic output architecture
• High insulation voltage capability for safety-critical applications
• Non-inverting logic configuration for direct signal control

Transistor, Photovoltaic Output Optoisolators Applications

• Solid-state relay driver circuits
• MOSFET gate driving in isolated power supplies
• Industrial automation control systems requiring galvanic isolation

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the specific ordering suffix 'CTR' corresponds to the required tape-and-reel packaging format rather than cut-tape or tube options. Confirm that the 8-SMD package dimensions align with the target PCB footprint. Ensure the 5300 Vrms isolation rating meets the safety standards applicable to the end equipment design. Cross-reference the lead time requirements against production schedules.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel high-voltage isolation is required for driving MOSFET gates without magnetic components. The photovoltaic output eliminates the need for external bias supplies on the secondary side. Consider the 35 µs turn-on delay for timing-sensitive applications. Evaluate the 8-SMD package size constraints against available board space. Compare thermal performance at the upper operating limit of 85°C.

Transistor, Photovoltaic Output Optoisolators Part Context

This part belongs to the LH1262 series of photovoltaic MOSFET drivers from Vishay. It serves as a solid-state alternative to mechanical relays in switching applications. The series includes variants such as LH1262CB and LH1262CAC, which share similar functional architectures but may differ in packaging or minor electrical characteristics. It falls under the category of optically isolated gate drivers.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not provided in the source documentation. Verify compatibility with existing circuit designs before considering alternative manufacturers. Check pinout compatibility if substituting with other dual-channel photovoltaic drivers.