JAN4N49U

Transistor, Photovoltaic Output Optoisolators Overview

The JAN4N49U is a single-channel transistor output optocoupler manufactured by TT Electronics/Optek Technology. It features an NPN phototransistor output and utilizes surface-mount technology in a six-pin LCC package. The device provides electrical isolation with a rated insulation voltage of 1000 Vrms. Key electrical specifications include a maximum collector-emitter voltage of 45 V, a maximum collector current of 10 mA, and a forward voltage of 1.5 V at a forward current of 10 mA. The component exhibits a minimum current transfer ratio of 200 percent, with rise and fall times of 20 microseconds each. It operates within a temperature range of -55°C to +125°C and has a power dissipation rating of 300 mW.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides high-voltage electrical isolation between input and output circuits
• Features fast switching performance suitable for signal transmission
• Designed for robust operation across extended industrial temperature ranges

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring galvanic isolation
• Signal transmission in noisy electronic environments
• Interface circuits for microprocessor-based logic systems

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the JAN4N49U part number against official manufacturer documentation to confirm specifications and status. Note that this specific military-grade variant may have limited availability or discontinuation status compared to commercial equivalents. Ensure compatibility with existing design constraints regarding package dimensions and thermal requirements before finalizing procurement plans.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select the JAN4N49U when high reliability and wide temperature tolerance are required for isolated signal transmission. Consider its surface-mount configuration for automated assembly processes. Evaluate the 1000 Vrms isolation rating against system safety standards. Confirm that the 10 mA collector current capability meets the load requirements of the downstream circuitry.

Transistor, Photovoltaic Output Optoisolators Part Context

This component belongs to the 4N49 series of transistor output optocouplers produced by TT Electronics/Optek Technology. The JAN prefix typically denotes a military-grade qualification standard, distinguishing it from commercial variants like the standard 4N49U. These devices are designed for applications demanding reliable optical isolation in harsh operating conditions.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material.