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FODM8801B
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Product Detailed Parameters
- Description：OPTOISO 3.75KV TRANS 4-MINI-FLAT
- Series：OptoHit™
- Mfr：onsemi
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：3750Vrms
- Current Transfer Ratio (Min)：130% @ 1mA
- Current Transfer Ratio (Max)：260% @ 1mA
- Turn On / Turn Off Time (Typ)：6µs, 6µs
- Rise / Fall Time (Typ)：5µs, 5.5µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：75V
- Current - Output / Channel：30mA
- Voltage - Forward (Vf) (Typ)：1.35V
- Current - DC Forward (If) (Max)：20 mA
- Vce Saturation (Max)：400mV
- Operating Temperature：-40°C ~ 125°C
- Mounting Type：Surface Mount
- Package / Case：4-SOIC (0.173", 4.40mm Width)
- Supplier Device Package：4-Mini-Flat
- Grade：-
- Qualification：-
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Overview
The FODM8801B is a single-channel transistor output optocoupler from the OptoHiT series, featuring a Mini-Flat (4-SOIC) surface-mount package. It utilizes an arsenic gallium infrared LED coupled to a phototransistor. Key electrical parameters include a maximum collector-emitter voltage of 75 V and a forward current of 20 mA. The device offers a minimum current transfer ratio of 200% and a typical propagation delay of 5 µs. It supports high-temperature operation and includes VDE testing certification for enhanced isolation reliability.
Feature Summary
- High-temperature phototransistor design utilizing proprietary process technology
- VDE tested for reliable isolation performance
- Mini-Flat surface-mount packaging for compact board layouts
Applications
- Industrial control systems requiring high-temperature stability
- General-purpose signal isolation in electronic circuits
- Power supply feedback loops
Procurement Notes
Verify the specific suffix against official documentation to confirm tape-and-reel specifications and quantity increments. Ensure the procurement channel provides valid manufacturer traceability. Cross-reference the component marking with the datasheet pinout diagram to prevent installation errors during assembly processes.
Selection Notes
Select this component when high-temperature resilience and compact surface-mount integration are required. The Mini-Flat package suits space-constrained designs. Verify that the 75 V collector-emitter voltage rating meets the circuit's isolation requirements. Confirm compatibility with standard SMT reflow profiles for the specific package variant.
Part Context
The FODM8801B belongs to onsemi’s OptoHiT series, designed for robust performance in demanding environments. This series emphasizes high-temperature capability and advanced manufacturing processes. The component serves as a modern replacement for traditional DIP optocouplers in applications needing smaller footprints and improved thermal stability.
Replacement Considerations
The FODM8801AR2 is a documented alternative within the same family, offering similar functionality with potential variations in packaging or reel specifications. Verify pin compatibility and electrical ratings before substitution.
