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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH DARL 4-SMD
- Series：-
- Mfr：Vishay Semiconductor Opto Division
- Package：Tape & Reel (TR),Cut Tape (CT)
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：600% @ 1mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：16µs, 15µs
- Rise / Fall Time (Typ)：14µs, 14µs
- Input Type：DC
- Output Type：Darlington
- Voltage - Output (Max)：55V
- Current - Output / Channel：125mA
- Voltage - Forward (Vf) (Typ)：1.15V
- Current - DC Forward (If) (Max)：60 mA
- Vce Saturation (Max)：1V
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：4-SMD, Gull Wing
- Supplier Device Package：4-SMD
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Overview
The SFH655A-X009T is a single-channel optoisolator manufactured by Vishay Semiconductor Opto Division. It features a Darlington phototransistor output configuration housed in a compact 4-SMD package. The device provides an isolation voltage of 5300 Vrms, ensuring robust electrical separation between input and output circuits. Key electrical parameters include a maximum collector-emitter voltage of 300 V and a peak collector current of 125 mA. The forward voltage is specified at 1.5 V with a maximum forward current of 50 mA. Power dissipation is rated at 200 mW, and the unit operates within a temperature range of -55°C to +100°C.
Feature Summary
- High-voltage isolation capability of 5300 Vrms for safe circuit separation
- Darlington output structure providing high current transfer ratio for sensitive signal detection
- Compact surface-mount 4-SMD packaging suitable for space-constrained designs
Applications
- Industrial control systems requiring high-voltage isolation
- Power supply feedback loops and monitoring circuits
- Solid-state relay driver interfaces
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm RoHS compliance status via official documentation. Ensure storage conditions maintain integrity prior to assembly. Cross-reference datasheet revisions to confirm parameter consistency. Validate package marking against official Vishay specifications to prevent counterfeit substitution.
Selection Notes
Select this component when high collector-emitter voltage ratings are required alongside compact surface-mount integration. The Darlington output offers superior gain compared to standard phototransistors, making it suitable for low-input-current applications. Consider thermal management requirements given the 200 mW power dissipation limit. Evaluate pin compatibility if replacing legacy through-hole devices with SMD alternatives.
Part Context
This part belongs to Vishay's SFH series of optocouplers, designed for general-purpose isolation applications. The X009T suffix indicates specific tape-and-reel packaging configurations. It complements other Vishay offerings like the H11B2 and CNY17 series, differing primarily in output type and voltage ratings. The series supports modern manufacturing processes while maintaining high reliability standards for industrial environments.
Replacement Considerations
Publicly confirmed substitute part numbers are not available in the provided source data. Verify pinout and electrical characteristics carefully when considering alternative manufacturers' components.
