JAN4N49

Transistor, Photovoltaic Output Optoisolators Overview

The JAN4N49 is a single-channel transistor output optocoupler manufactured by TT Electronics/Optek Technology. It features an NPN phototransistor output and utilizes a TO-78-6 OCI package for through-hole mounting. The device provides an isolation voltage of 1000 Vrms. Key electrical parameters include a forward current of 1 mA, a forward voltage of 1.5 V, and a maximum collector-emitter voltage of 40 V. The collector current rating is 50 mA with a saturation voltage of 300 mV. Current transfer ratio ranges from 200% to 1000%. Switching characteristics specify rise and fall times of 20 us. Power dissipation is rated at 300 mW, and the operating temperature range spans from -55 C to +125 C.

Transistor, Photovoltaic Output Optoisolators Feature Summary

• Provides galvanic isolation via an infrared LED coupled to an NPN phototransistor output stage.
• Utilizes a hermetically sealed TO-78 metal can package designed for high-reliability applications.
• Supports through-hole mounting configurations suitable for industrial and military environments.

Transistor, Photovoltaic Output Optoisolators Applications

• Industrial control systems requiring signal isolation
• Military and aerospace electronic circuits
• High-reliability data transmission interfaces

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify that the specific JAN4N49 part number meets all required military or high-reliability specifications before procurement. Confirm package integrity and lead wire condition upon receipt. Ensure storage conditions maintain component reliability. Cross-reference datasheet parameters against system requirements to validate performance margins. Check for any specific handling instructions related to the TO-78 OCI package format.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select the JAN4N49 when hermetic sealing and high-voltage isolation are critical for the application. Consider the TO-78 package size constraints and through-hole assembly requirements. Evaluate the 20 us switching speed against system timing needs. Compare the 50 mA collector current capability with load requirements. Assess the wide operating temperature range suitability for extreme environmental conditions.

Transistor, Photovoltaic Output Optoisolators Part Context

The JAN4N49 belongs to the family of transistor output optocouplers produced by TT Electronics/Optek Technology. It shares functional similarities with other 4Nxx series devices but distinguishes itself through its specific TO-78 OCI packaging and military-grade construction standards. This component type is typically utilized in applications demanding robust isolation and long-term stability under harsh operating conditions.

Transistor, Photovoltaic Output Optoisolators Replacement Considerations

• JAN4N49A

Transistor, Photovoltaic Output Optoisolators FAQ

What is the switching speed of the JAN4N49?

The rise and fall times for the JAN4N49 are both specified as 20 microseconds.

Does the JAN4N49 support surface mount technology?

No, the JAN4N49 is designed for through-hole installation using a TO-78-6 OCI package.