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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-SMD
- Series：-
- Mfr：Vishay Semiconductor Opto Division
- Package：Tape & Reel (TR)
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：50% @ 5mA
- Current Transfer Ratio (Max)：150% @ 5mA
- Turn On / Turn Off Time (Typ)：2µs, 25µs
- Rise / Fall Time (Typ)：-
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.25V
- Current - DC Forward (If) (Max)：60 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-55°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 SFH615AY-X008T is a single-channel transistor output optocoupler from Vishay Semiconductor Opto Division, designed for surface-mount applications in a 4-SMD Gull Wing package. It features an NPN phototransistor output with a high isolation voltage of 5300 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 70 V and a maximum collector current of 100 mA. The device operates within a temperature range of -55°C to +100°C. It exhibits a forward current rating of 60 mA and a forward voltage of 1.65 V. The current transfer ratio ranges from 50% to 150%, ensuring reliable signal transmission across isolated circuits.
Feature Summary
- High insulation voltage capability of 5300 Vrms for robust circuit isolation
- Surface-mount 4-SMD Gull Wing package optimized for automated assembly
- Wide operating temperature range supporting extreme environmental conditions
- NPN phototransistor output providing high collector current capacity
Applications
- Industrial control systems requiring galvanic isolation
- Power supply feedback loops for voltage regulation
- Signal isolation in microprocessor-based interfaces
- Solid-state relay driver circuits
Procurement Notes
Verify the specific suffix X008T corresponds to the required tape and reel packaging configuration. Confirm that the CTR binning aligns with system design margins. Ensure compatibility with standard reflow soldering profiles for SMD components. Cross-reference the datasheet revision date to confirm parameter stability. Validate that the 4-SMD footprint matches the target PCB layout constraints.
Selection Notes
Choose this component when high isolation voltage and surface-mount convenience are prioritized. The wide CTR range suits applications tolerant of gain variation. Consider thermal management due to power dissipation limits. Compare against through-hole alternatives if mechanical stress resistance is critical. Verify input-output capacitance requirements for high-speed signaling needs.
Part Context
This part belongs to the SFH615 series of high-reliability optocouplers. It shares architectural similarities with other Vishay transistor-output devices but differs in packaging and specific CTR specifications. The series is engineered for industrial-grade performance. It complements Vishay's broader portfolio of isolation solutions. Designers often select it for cost-sensitive yet robust isolation tasks.
Replacement Considerations
SFH615A-1X017T offers similar electrical characteristics in an SMD-4 package. SFH617A-2X009T provides comparable isolation with different timing parameters. Verify pinout compatibility before substitution. Check CTR overlap to ensure functional equivalence. Review package dimensions for mechanical fit.
