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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-DIP
- Series：SFH617G-2
- Mfr：Isocom Components 2004 LTD
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：63% @ 10mA
- Current Transfer Ratio (Max)：125% @ 10mA
- Turn On / Turn Off Time (Typ)：4.2µs, 23µs
- Rise / Fall Time (Typ)：3µs, 14µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.65V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-30°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：4-DIP (0.400", 10.16mm)
- Supplier Device Package：4-DIP
- Grade：-
- Qualification：-
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Overview
The SFH617G-2X is a single-channel optically coupled isolator manufactured by Isocom Components 2004 LTD. It integrates an infrared light-emitting diode with an NPN silicon phototransistor in a space-efficient dual in-line package. The device provides high isolation voltage of 5300Vrms and 7500V peak, ensuring reliable signal transmission across isolated circuits. Key electrical parameters include a maximum forward voltage of 1.65V, typical rise time of 2µs, and typical fall time of 11µs. The current transfer ratio ranges from 40% minimum to 80% maximum, supporting robust digital switching applications.
Feature Summary
- Integrates infrared LED and NPN silicon phototransistor for efficient optical coupling
- Provides high-voltage isolation between input and output circuits
- Designed for general electronics applications including computer and office equipment
Applications
- Computer systems
- Personal equipment
- Office equipment
Procurement Notes
Verify the specific suffix (e.g., -2X) against official Isocom documentation to confirm pin configuration and packaging details. Ensure compatibility with required isolation voltage standards for the target application. Cross-reference part numbers with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status if required by project specifications.
Selection Notes
Select this component when a single-channel transistor output optocoupler with moderate speed characteristics is required. Consider the 5300Vrms isolation rating for safety-critical interfaces. Evaluate the current transfer ratio range to ensure adequate signal gain for the load requirements. Verify package dimensions fit the available PCB real estate.
Part Context
The SFH617G series belongs to Isocom's family of transistor output optocouplers. These devices are designed for general-purpose isolation tasks where cost-effectiveness and reliability are prioritized. The series offers various pin configurations and isolation ratings to suit different circuit design needs.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult official Isocom documentation or authorized distributor databases for equivalent alternatives.
