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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-SMD
- Series：SFH620A
- Mfr：Isocom Components 2004 LTD
- Package：Tape & Reel (TR),Cut Tape (CT)
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：63% @ 10mA
- Current Transfer Ratio (Max)：200% @ 10mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：4µs, 3µs
- Input Type：AC, DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：50mA
- 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：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SMD
- Grade：-
- Qualification：-
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Overview
The SFH620A-2XSMT&R is a surface mount phototransistor optocoupler manufactured by Isocom Components 2004 LTD. It features a single channel with a 4-pin SMPDIP package. The device provides an isolation voltage of 5300 VRMS and a peak withstand voltage of 7500 VPK. Key electrical parameters include a minimum current transfer ratio of 63% and a collector-emitter saturation voltage of 0.4 V at specified test conditions.
Feature Summary
- Provides high-voltage galvanic isolation between input and output circuits
- Utilizes a compact surface mount package for automated assembly
- Features a phototransistor output stage for signal switching
Applications
- Logic-to-logic isolation in noisy environments
- Line receiver circuits
- Computer and peripheral device interfaces
Procurement Notes
Verify the specific suffix against official manufacturer documentation to confirm pinout and packaging details. Ensure the component meets required safety certifications such as UL or VDE for the target application. Cross-reference the part number with authorized distributors to confirm availability status, as this item may not be routinely stocked.
Selection Notes
Select this component when a surface mount solution is required for high-voltage isolation applications. Consider the 5300 VRMS rating for robust circuit protection. Evaluate the 63% minimum current transfer ratio to ensure adequate signal transmission efficiency within the design constraints.
Part Context
This part belongs to the SFH620A series, which serves as a replacement for discontinued optical couplers from other manufacturers. Isocom Components specializes in industry-standard replacements and custom parameter adjustments. The series supports various commercial and industrial isolation requirements.
Replacement Considerations
Parametric equivalents are available for this component. Verify compatibility with existing circuit designs before substitution. Consult official datasheets to confirm matching electrical characteristics and physical dimensions.
