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EL817(S)(C)(TB)-VG
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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)：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 EL817(S)(C)(TB)-VG is a single-channel transistor output optocoupler manufactured by Everlight Electronics Co Ltd. It features an infrared emitting diode optically coupled to an NPN phototransistor detector. The device provides high isolation voltage of 5000 Vrms between input and output circuits. It is designed for surface mount installation in a compact 4-pin SMD package. The component supports a wide operating temperature range from -55°C to +110°C. It complies with RoHS standards and holds multiple international safety approvals including UL, VDE, SEMKO, NEMKO, DEMKO, FIMKO, CSA, and CQC.
Feature Summary
- High isolation voltage capability of 5000 Vrms ensures robust electrical separation between input and output circuits.
- Compact surface mount design facilitates automated assembly and space-constrained PCB layouts.
- Wide operating temperature range supports reliable performance in extreme thermal environments.
- Comprehensive global safety certifications ensure compliance with international regulatory standards.
Applications
- Signal isolation in microcontroller interfacing circuits
- Power supply feedback loop isolation
- Solid-state relay driver applications
Procurement Notes
Verify the specific suffix VG against the manufacturer datasheet to confirm exact packaging and compliance details. Confirm availability status as distribution channels may indicate limited stock or discontinuation. Ensure the selected variant matches the required surface mount footprint and pin configuration for the target application board design.
Selection Notes
Select this component when high isolation voltage and surface mount compatibility are required. Verify that the NPN phototransistor output type aligns with the downstream circuit requirements. Check that the current transfer ratio specifications meet the signal transmission needs of the specific application environment.
Part Context
This part belongs to the EL817 series of optocouplers, which are widely used for electrical isolation. The series includes various package options such as DIP and SMD variants. The EL817(S)(C)(TB)-VG specifically denotes the surface mount version with specific tape and reel packaging characteristics defined by the manufacturer.
Replacement Considerations
Cross-reference with other EL817 SMD variants like EL817(S)(C)(TU) for package compatibility. Verify functional equivalence regarding isolation voltage and output transistor type before substitution.
