CNY173SM – FSC
Optoisolator, Transistor Output, 4170Vrms, 1-Channel, 6-SMD
Stock Quantity: 450
Selling Unit: Each
| Quantity | Price (ex VAT) |
|---|---|
| 1+ | 0.58 |
| 10+ | |
| 50+ | |
| 100+ |
450 in stock
Contact us for volume pricing
- Same day shipping if ordered before 14.00 GMT
- 6 month warranty on all stock items
- All stock held and shipped from our UK warehouse
- Worldwide shipping available, contact us for a quotation
- We can ship on your DHL or UPS account if required
- Any import duties or taxes are the responsibility of the receiver
Overview
The onsemi CNY173SM is a robust optoisolator designed for critical signal isolation in demanding electronic systems. Its primary function is to provide a high degree of galvanic separation between input and output circuits, safeguarding sensitive components from voltage transients and ground loops. A key design consideration for this device is managing the trade-off between isolation voltage and switching speed; while the 4170Vrms isolation is exceptional, achieving the fastest switching times requires careful selection of input drive current and output load impedance to avoid excessive Vce(sat) and ensure reliable operation. This makes the CNY173SM particularly suited for applications where both safety and signal integrity are paramount.
Key Features
- Isolation Voltage: 4170Vrms
- Current Transfer Ratio (CTR): 100% to 200% @ 10mA
- Switching Times: 2µs (On), 3µs (Off) typical
- Output Voltage Rating: 70V
- Output Current Capability: 50mA
- Package: 6-SMD, Gull Wing (Dimensions: 8.2mm x 7.0mm x 3.2mm)
Applications
The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.
- High-voltage power supply control loops
- Industrial automation signal interfacing
- Medical equipment patient isolation
- Telecommunication line driver circuits
