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Product Detailed Parameters
- Description:OPTOISOLATOR 5KV 1CH TRANS 4-SMD
- Series:-
- Mfr:Everlight Electronics Co Ltd
- Package:Tape & Reel (TR)
- Number of Channels:1
- Voltage - Isolation:5000Vrms
- Current Transfer Ratio (Min):200% @ 5mA
- Current Transfer Ratio (Max):400% @ 5mA
- Turn On / Turn Off Time (Typ):-
- Rise / Fall Time (Typ):4µs, 3µs
- Input Type:DC
- Output Type:Transistor
- Voltage - Output (Max):35V
- Current - Output / Channel:50mA
- Voltage - Forward (Vf) (Typ):1.2V
- Current - DC Forward (If) (Max):60 mA
- Vce Saturation (Max):200mV
- Operating Temperature:-55°C ~ 110°C
- Mounting Type:Surface Mount
- Package / Case:4-SMD, Gull Wing
- Supplier Device Package:4-SMD
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Overview
The EL817(S)(C)(TU)-V is a single-channel transistor output optocoupler manufactured by Everlight Electronics. It integrates an infrared emitting diode with an NPN phototransistor detector in a surface-mount 4-pin package. The device provides high isolation voltage of 5000 Vrms between input and output, with a creepage distance exceeding 7.62 mm. Key electrical parameters include a collector-emitter breakdown voltage of 35 V minimum, maximum forward current of 60 mA, and maximum dark current of 100 nA. The current transfer ratio ranges from 200% to 600% at IF=5mA and VCE=5V. Operating temperature spans from -55 °C to +110 °C.
Feature Summary
- High isolation voltage capability of 5000 Vrms between input and output circuits
- Compact small outline surface mount package design for space-constrained applications
- Wide operating temperature range supporting extreme environmental conditions up to +110°C
- Compliant with global safety standards including UL, VDE, SEMKO, and CSA approvals
Applications
- Industrial control systems requiring galvanic isolation
- Signal transmission across isolated ground planes
- Power supply feedback loops for voltage regulation
- Microcontroller interface circuits for level shifting
Procurement Notes
Verify the specific suffix configuration matches the required package type and tape-and-reel orientation. Confirm RoHS compliance status and lead-free certification documentation aligns with regional regulatory requirements. Ensure the ordering code corresponds to the exact pinout and isolation rating specifications needed for the target application circuit design.
Selection Notes
Select this component when surface-mount assembly is required alongside high-voltage isolation needs. Consider the 5000 Vrms rating for robust noise immunity in industrial environments. Evaluate the CTR range against drive current limitations of the source circuit. Verify thermal management capabilities within the specified -55 °C to +110 °C operational window for reliability.
Part Context
This part belongs to the EL817 series of optocouplers, which are widely used for signal isolation. The series typically offers DIP and SMD packages. The (S) indicates surface mount, (C) denotes CTR grouping, and (TU) specifies tape and reel packaging. This variant maintains the core performance characteristics of the family while adapting to automated PCB assembly processes.
Replacement Considerations
Direct substitutes include other EL817 SMD variants such as EL817(S)(C)(TU). Cross-brand equivalents may require verification of pin compatibility and isolation ratings.
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