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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH DARL 4-SMD
- Series：-
- Mfr：TT Electronics/Optek Technology
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：70% @ 50µA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：80µs, 72µs
- Input Type：DC
- Output Type：Darlington
- Voltage - Output (Max)：35V
- Current - Output / Channel：80mA
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：1V
- Operating Temperature：-30°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SMD
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Overview
The OPIA815ATUE is a high-reliability optoisolator manufactured by TT Electronics/Optek Technology. It features a single channel with a photodarlington output and operates within a 4-SMD package. The device provides an isolation voltage of 5000 Vrms, supporting robust signal transmission across isolated circuits. Key electrical parameters include a maximum collector current of 80 mA and a forward current of 50 mA. The unit is designed for demanding industrial, aerospace, and defense applications requiring stringent reliability standards.
Feature Summary
- High reliability construction suitable for aerospace and defense environments
- Photodarlington output configuration for enhanced signal gain
- Robust 5000 Vrms insulation voltage for secure circuit isolation
Applications
- Industrial control systems requiring high isolation
- Aerospace and defense electronic assemblies
- Medical equipment safety circuits
Procurement Notes
Verify the specific suffix and screening level against MIL-PRF-19500 or MIL-STD-750 requirements during procurement. Confirm availability status as high-reliability variants may have distinct supply chain constraints compared to commercial equivalents. Ensure the ordering information matches the required qualification level for your specific application environment.
Selection Notes
Select this component when high isolation voltage and darlington output gain are required in a compact surface-mount form factor. Consider the thermal characteristics and package type for PCB layout integration. Evaluate the need for military-grade screening versus standard commercial specifications based on the operational environment and reliability targets of the final system design.
Part Context
This part belongs to the Optek high-reliability optoelectronics line from TT Electronics. The series is engineered for extreme performance designs in critical sectors. The manufacturer provides comprehensive screening options to meet rigorous quality standards for discrete semiconductors used in mission-critical applications.
Replacement Considerations
Check for direct substitutes within the OPIA815 series or equivalent darlington output isolators. Verify pinout compatibility and insulation voltage ratings before substitution. Ensure any replacement meets the same high-reliability screening standards if used in aerospace or defense contexts.
