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FOD2741CSV
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Product Detailed Parameters
- Description：OPTOISOLATOR 5KV 1CH TRANS 8-SMD
- Series：-
- Mfr：onsemi
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5000Vrms
- Current Transfer Ratio (Min)：100% @ 10mA
- Current Transfer Ratio (Max)：200% @ 10mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：-
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：30V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.5V (Max)
- Current - DC Forward (If) (Max)：-
- Vce Saturation (Max)：400mV
- Operating Temperature：-40°C ~ 85°C
- Mounting Type：Surface Mount
- Package / Case：8-SMD, Gull Wing
- Supplier Device Package：8-SMD
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Overview
The FOD2741CSV is a precision optocoupler integrating an error amplifier and a 2.5V reference voltage source within a single package. It features a photovoltaic output type with one channel and provides 5000 Vrms isolation voltage. The device operates within a temperature range of -40°C to +85°C and utilizes an SMD-DIP-8 (Black-8) package. Key electrical parameters include a forward voltage of 1.5V, a current transfer ratio of 100% to 200%, and a maximum collector current of 50 mA.
Feature Summary
- Integrates a precision error amplifier and a stable 2.5V reference voltage source in a compact single package.
- Provides high-voltage galvanic isolation rated at 5000 Vrms between input and output circuits.
- Utilizes a photovoltaic output architecture for linear signal transmission applications.
Applications
- Precision isolated power supply feedback loops
- Error amplification in isolated control systems
- Linear optical coupling requiring integrated reference voltage
Procurement Notes
Verify the specific suffix CSV against official onsemi documentation to confirm the photovoltaic output configuration and Black-8 package variant. Ensure compatibility with required isolation ratings and thermal management specifications for the target application environment before finalizing procurement decisions.
Selection Notes
Select this component when design requirements demand both high-voltage isolation and precise analog error amplification with an internal reference. The integrated 2.5V reference simplifies circuit topology by reducing external component count compared to discrete solutions.
Part Context
This part belongs to the FOD2741 series of optically isolated amplifiers manufactured by onsemi. It is distinct from other series members by its specific photovoltaic output structure and integrated reference capabilities, designed for high-performance isolated analog signal processing.
Replacement Considerations
Direct substitutes may include other FOD2741 variants such as FOD2741ASV or FOD2741BSDV, provided the package style and output type match the system requirements. Verify pinout and electrical characteristics against the datasheet before substitution.
FAQ
What is the function of the integrated reference in the FOD2741CSV?
The device includes a built-in 2.5V reference voltage source that works with the internal error amplifier to facilitate precise closed-loop control in isolated power supplies without needing external reference components.
Does the FOD2741CSV use a transistor or photovoltaic output?
The FOD2741CSV specifically utilizes a photovoltaic output architecture, distinguishing it from NPN phototransistor output variants within the same family.
