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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):80% @ 5mA
- Current Transfer Ratio (Max):160% @ 5mA
- Turn On / Turn Off Time (Typ):-
- Rise / Fall Time (Typ):4µs, 3µs
- 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
- Grade:-
- Qualification:-
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Overview
The EL816(S1)(A)(TB) is a single-channel transistor output optocoupler manufactured by Everlight Electronics Co., Ltd. It integrates an infrared emitting diode with an NPN phototransistor detector for signal isolation. The device features a maximum collector-emitter breakdown voltage of 80 V and supports a maximum forward current of 50 mA. It provides a high isolation voltage of 5000 Vrms between input and output circuits. The component operates within a temperature range of -55°C to +110°C and utilizes a surface-mount package configuration suitable for compact electronic designs.
Feature Summary
- High isolation voltage capability between input and output channels
- Wide operating temperature range for diverse environmental conditions
- Integrated infrared LED coupled with NPN phototransistor detector
Applications
- General purpose signal isolation in industrial control systems
- Input/output interface protection in microprocessor-based circuits
- Switching power supply feedback loop isolation
Procurement Notes
Verify the specific suffix (A)(TB) against official Everlight documentation to confirm pinout orientation, tape-and-reel specifications, and compliance certifications. Ensure the requested variant matches the exact datasheet revision required for your design. Cross-reference manufacturer part numbers directly rather than relying on distributor generic listings to avoid substitution errors.
Selection Notes
Select this component when a standard NPN phototransistor output is required for DC signal transmission. Consider the 5000 Vrms isolation rating for safety-critical applications. Evaluate the surface-mount form factor against board space constraints. Confirm that the 80 V collector-emitter voltage meets the load requirements of the target circuit application.
Part Context
This part belongs to the EL816 series of optocouplers from Everlight Electronics. The series is widely recognized for providing reliable galvanic isolation in various electronic applications. The specific model denotes a surface-mount variant designed for automated assembly processes, maintaining the electrical characteristics of the broader family while adapting to modern PCB mounting standards.
Replacement Considerations
Consult official Everlight documentation for confirmed substitute part numbers. Generic equivalents may differ in isolation voltage or current transfer ratio specifications. Verify compatibility before replacing original components to ensure circuit integrity and safety compliance.
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