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CNY17F3S
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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 6-SMD
- Series：-
- Mfr：Fairchild Semiconductor
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：100% @ 10mA
- Current Transfer Ratio (Max)：200% @ 10mA
- Turn On / Turn Off Time (Typ)：2µs, 3µs
- Rise / Fall Time (Typ)：1µs, 2µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：70V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.35V
- Current - DC Forward (If) (Max)：100 mA
- Vce Saturation (Max)：300mV
- Operating Temperature：-55°C ~ 100°C
- Mounting Type：Surface Mount
- Package / Case：6-SMD, Gull Wing
- Supplier Device Package：6-SMD
- Grade：-
- Qualification：-
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Overview
The CNY17F3S is a single-channel transistor output optocoupler manufactured by Fairchild Semiconductor. It features a Gallium Arsenide infrared emitting diode coupled with an NPN phototransistor without a base connection. The device provides high isolation voltage of 5300Vrms and operates within a temperature range of -55°C to 100°C. Key electrical parameters include a collector-emitter breakdown voltage of 70V, maximum forward current of 100mA, and typical switching times of 2µs (on) and 3µs (off).
Feature Summary
- High isolation voltage capability for safe signal transmission between isolated circuits.
- Integrated NPN phototransistor output designed for digital logic interfacing.
- RoHS compliant construction ensuring environmental safety standards.
Applications
- Power supply regulators
- Microprocessor input interfaces
- Industrial control systems
Procurement Notes
Verify component authenticity through authorized distribution channels due to potential availability from third-party sources. Confirm RoHS compliance status and specific manufacturing lot details against the latest datasheet revisions. Ensure storage conditions maintain moisture sensitivity levels prior to surface mount assembly processes.
Selection Notes
Select this component when high isolation voltage is required in a compact surface mount package. Consider the absence of a base terminal which simplifies circuit design compared to variants with base connections. Evaluate thermal management requirements given the operating temperature range and power dissipation limits specified in the official documentation.
Part Context
This part belongs to the CNY17 series of phototransistor optocouplers. The series includes various packages and isolation ratings. The F suffix typically denotes specific current transfer ratio groups or packaging variations within the family. Fairchild Semiconductor was acquired by onsemi, affecting long-term support and sourcing strategies for legacy components.
Replacement Considerations
Check for direct pin-compatible substitutes such as the CNY17F3SM or other CNY17 series variants with similar isolation ratings. Verify that replacement parts meet the same UL and VDE recognition requirements if used in certified equipment. Cross-reference electrical characteristics to ensure compatibility with existing circuit designs.
