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Product Detailed Parameters
- Description:OPTOISO 3.75KV 1CH TRANS 4-SOP
- Series:DPC357
- Mfr:Diodes Incorporated
- Package:Tape & Reel (TR)
- Number of Channels:1
- Voltage - Isolation:3750Vrms
- Current Transfer Ratio (Min):200% @ 5mA
- Current Transfer Ratio (Max):400% @ 5mA
- Turn On / Turn Off Time (Typ):-
- Rise / Fall Time (Typ):18µs, 18µs (Max)
- Input Type:DC
- Output Type:Transistor
- Voltage - Output (Max):80V
- Current - Output / Channel:50mA
- Voltage - Forward (Vf) (Typ):1.25V
- Current - DC Forward (If) (Max):60 mA
- Vce Saturation (Max):200mV
- Operating Temperature:-55°C ~ 110°C
- Mounting Type:Surface Mount
- Package / Case:4-SMD, Gull Wing
- Supplier Device Package:4-SOP
- Grade:-
- Qualification:-
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Overview
The DPC357S-C-TR-V is a photodiode output optocoupler manufactured by Diodes Incorporated. It features an infrared emitting diode coupled to a high-speed photodiode detector within a compact SOP-4 surface-mount package. The device provides electrical isolation between input and output circuits, utilizing a photodiode for signal transmission rather than a transistor or logic gate. This configuration supports high-speed digital communication applications requiring reliable galvanic isolation.
Feature Summary
- Integrates an infrared LED with a dedicated photodiode sensor for signal coupling
- Provides robust electrical isolation between input and output circuitry
- Designed for high-speed data transmission in isolated environments
- Utilizes a compact SOP-4 surface-mount footprint for space-constrained designs
Applications
- High-speed digital isolators for communication interfaces
- Signal isolation in industrial control systems
- Isolated data acquisition modules
- Medical equipment requiring patient isolation barriers
Procurement Notes
Verify the specific suffix 'C' against the manufacturer's latest datasheet to confirm pinout and electrical characteristics, as suffixes often denote specific binning or packaging variations. Ensure compatibility with SOP-4 footprints during PCB layout. Confirm RoHS compliance status through official documentation before integration into regulated products.
Selection Notes
Select this component when high-speed response is required compared to standard phototransistor optocouplers. The photodiode output typically requires an external transimpedance amplifier for voltage conversion. Evaluate the isolation voltage rating and capacitance specifications to ensure they meet the system's noise immunity and safety requirements.
Part Context
This part belongs to the DPC series of optocouplers from Diodes Incorporated, which focuses on providing isolated signal paths for various electronic applications. The series includes variants with different output types and packaging options to suit diverse design needs.
Replacement Considerations
Check for direct substitutes such as DPC357S-X-TR-V or DPC357S-Y-TR-V from the same manufacturer, ensuring the output type remains a photodiode. Verify that any replacement maintains the SOP-4 package and equivalent isolation ratings.
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