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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 8-DIP
- Series：-
- Mfr：Vishay Semiconductor Opto Division
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：19% @ 16mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：300ns, 300ns
- Rise / Fall Time (Typ)：-
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：25V
- Current - Output / Channel：8mA
- Voltage - Forward (Vf) (Typ)：1.33V
- Current - DC Forward (If) (Max)：25 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：8-DIP (0.300", 7.62mm)
- Supplier Device Package：8-DIP
- Grade：-
- Qualification：-
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Overview
The SFH6345-X001 is a high-speed optocoupler featuring a GaAlAs infrared emitting diode optically coupled to an integrated phototransistor detector. It provides electrical isolation with a maximum output voltage of 25V and supports data transmission rates up to 1 Mbps. The device offers a minimum current transfer ratio of 19% at 16mA forward current, with a typical CTR exceeding 30%. It operates within a temperature range of -55°C to +100°C and utilizes an 8-DIP through-hole package.
Feature Summary
- High-speed data transmission capability up to 1 Mbps
- Integrated GaAlAs infrared emitter and phototransistor detector
- High insulation voltage rating of 5300 Vrms
- Wide operating temperature range from -55°C to +100°C
Applications
- Industrial control systems requiring signal isolation
- Communication interfaces for data transmission
- Power supply feedback circuits
- Microprocessor system isolation
Procurement Notes
Verify the specific suffix X001 against the manufacturer datasheet to confirm the exact packaging configuration and pinout compatibility. Ensure that the required current transfer ratio and switching speed parameters meet the design specifications before procurement. Cross-reference the component marking with official Vishay documentation to prevent counterfeit parts.
Selection Notes
Select this component when high-speed digital isolation is required between circuits with different ground potentials. The 1 Mbps data rate makes it suitable for serial communication protocols. Consider the 8-DIP package for through-hole assembly processes. Verify that the input forward current requirements align with the driving circuit capabilities.
Part Context
The SFH6345 belongs to Vishay's high-speed optocoupler series designed for robust signal isolation. This model specifically uses a phototransistor output configuration. It is part of a family offering various isolation voltages and package options. The series is engineered for reliability in demanding industrial environments.
Replacement Considerations
Compatible alternatives include other Vishay models within the SFH6345 series such as SFH6345-X016 or SFH6345-X019T, provided they match the required package type and electrical characteristics. Verify pinout compatibility and isolation voltage ratings before substitution.
