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EL817S2(B)(TU)-VG
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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH TRANS 4-SMD
- Series：EL817-G
- Mfr：Everlight Electronics Co Ltd
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：130% @ 5mA
- Current Transfer Ratio (Max)：260% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：6µs, 8µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- 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 EL817S2(B)(TU)-VG is a single-channel transistor output optocoupler manufactured by Everlight Electronics Co Ltd. It features a surface-mount package with four pins and operates within a temperature range of -55 °C to +110 °C. The device provides high isolation voltage between input and output, rated at 5000 V rms. Key electrical parameters include a minimum current transfer ratio of 200% at IF=5mA and VCE=5V, a maximum forward voltage of 1.4 V, and a collector-emitter breakdown voltage of 35 V. The component is lead-free and RoHS compliant.
Feature Summary
- High isolation voltage capability between input and output terminals
- Compact small outline surface mount package design
- Compliance with UL and VDE safety standards
Applications
- Galvanic isolation in electronic circuits
- Signal transmission across isolated boundaries
- Switching applications requiring DC input control
Procurement Notes
Verify the specific suffix codes against official Everlight documentation to confirm exact packaging and compliance status. Ensure that the procurement channel sources components directly from authorized distributors or the manufacturer to guarantee authenticity. Cross-reference the part number with the latest datasheet revisions to confirm alignment with required isolation ratings and thermal specifications before finalizing orders.
Selection Notes
Select this component when a single-channel transistor output optocoupler with high isolation voltage is required for compact designs. Consider the operating temperature range and current transfer ratio requirements relative to the application load. Verify that the surface mount package dimensions fit the PCB layout constraints and that the insulation voltage meets the system safety standards.
Part Context
This model belongs to the EL817 series of transistor output optocouplers produced by Everlight Electronics Co Ltd. The series is characterized by its use in providing electrical isolation between different circuit sections. The specific variant includes standardized suffixes indicating package type and environmental compliance, aligning with common industry requirements for signal coupling and switching applications.
Replacement Considerations
Compatible substitutes include EL817S2(C)(TA)G, EL817S2(C)(TB)-FG, EL817S2(C)(TB)-FVG, EL817S2(C)(TB)-VG, EL817S2(TB)-FG, and EL817S2(TB)-VG. These parts share similar transistor output characteristics and are listed as corresponding components in technical databases.
