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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-DIP
- Series：SFH617G
- Mfr：Isocom Components 2004 LTD
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：160% @ 10mA
- Current Transfer Ratio (Max)：320% @ 10mA
- Turn On / Turn Off Time (Typ)：6µs, 25µs
- Rise / Fall Time (Typ)：4.6µs, 15µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.65V (Max)
- 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-4X is a single-channel optocoupler from Isocom Components, featuring an infrared LED input and NPN silicon phototransistor output. It utilizes a 4-pin DIP package for through-hole mounting. Key electrical parameters include a maximum forward voltage of 1.65V, a typical rise time of 2µs, and a typical fall time of 11µs. The device supports a maximum input current of 60 mA DC. It offers a high isolation voltage of 5300 Vrms (7500 V peak). The current transfer ratio ranges from a minimum of 40% to a maximum of 80%, ensuring reliable signal transmission across the isolation barrier.
Feature Summary
- Integrates an infrared light emitting diode with an NPN silicon phototransistor for optical signal coupling.
- Provides high-voltage electrical isolation between input and output circuits via a dedicated dielectric barrier.
- Designed for space-efficient dual in-line packaging suitable for standard through-hole assembly processes.
Applications
- General electronics applications including computer systems and personal equipment
- Office equipment interface circuits requiring signal isolation
- Input/output controller interface circuits
Procurement Notes
Verify component authenticity by cross-referencing the manufacturer's part number with official documentation. Ensure the specific suffix matches the required pin configuration and performance specifications. Confirm compliance with relevant regulatory standards prior to integration into final products.
Selection Notes
Select this component when a single-channel transistor output isolator is required for general-purpose applications. Consider the 5300 Vrms isolation rating for safety requirements. Evaluate the 40-80% current transfer ratio against circuit gain needs. Verify that the 4-pin DIP form factor aligns with the target PCB layout constraints.
Part Context
This component belongs to the SFH617G series of optically coupled isolators manufactured by Isocom Components. The series specializes in infrared optoelectronic devices designed for robust signal transmission. These components are positioned within the company's portfolio of high-performance opto-couplers and opto-switches intended for diverse electronic markets.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material. Consult official distributor databases or manufacturer catalogs for equivalent alternatives based on matching electrical and mechanical specifications.
