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New Gate Driver Optocoupler Device Product – High Isolation Voltage and Excellent Noise Immunity

Google 우선 소스Published2012.05.08 16:23

High-power industrial applications such as solar inverters, uninterruptible power supplies (UPS), and motor drives require gate driver optocouplers capable of handling networks of 690VAC or higher and 1000VDC or higher with DC constant voltage. To handle such voltage levels, creepage and clearance distances must be at least 10mm. Additionally, applications such as Harsh Environment Inverters (HEI) require even wider creepage and clearance distances, even for 690VAC networks. To meet these requirements, Fairchild Semiconductor (NYSE: FCS) has introduced the FOD8320 as an enhanced 2.5A output current gate driver optocoupler device.


The FOD8320 optocoupler, utilizing Fairchild Semiconductor’s Optoplanar® packaging technology and optimized IC design, achieves reliable high isolation voltage and high noise immunity. By using a wide-body 5-pin SOP package, this device achieves a compact footprint and enables creepage and clearance distances of over 10 mm and an internal isolation distance of 0.5 mm. Additionally, the FOD8320 operates over an extended industrial temperature range of -40°C to +100°C and is ideally suited for high-speed switching of power IGBTs and MOSFETs used in industrial inverter applications. Featuring a minimum Common Mode Noise Rejection (CMNo) performance of 35 kV/µs through the use of proprietary coplanar packaging technology known as “Optoplanar,” the FOD8320 prevents the accumulation of capacitance that occurs in over-under structures. More details about this device product or sample ordering information can be found at http://www.fairchildsemi.com/pf/FO/FOD8320.html .

Product Features and Benefits
• Minimum creepage distance and clearance of 10mm
• Provides a P-channel MOSFET in the output stage, enabling output voltage swing close to the power rail.
• Wide power voltage range of 15V to 30V
• Fast switching speed across the entire operating temperature range
Maximum propagation delay of 400ns
Maximum pulse width distortion of 100ns
• Hysteresis-based low voltage lockout (UVLO) function
• Extended industrial temperature range of -40°C to 100°C

Fairchild Semiconductor's FOD8320 device enables customers to achieve innovative designs for various applications. In addition to this device product, Fairchild Semiconductor offers a comprehensive range of high-performance optocoupler device products.

Fairchild Semiconductor: Solutions for Your Success™


Price: Per unit for a quantity of 1,000
FOD8320: $2.85

Supply: Sample orders currently available

Delivery: Within 8–12 weeks of order receipt

Contact for additional information

For additional information about this product, please contact: http://www.fairchildsemi.com/cf/sales_contacts/ .
For other products, design tools, and purchasing information, please visit: http://www.fairchildsemi.com . Datasheets in PDF format: http://www.fairchildsemi.com/ds/FO/FOD8320.pdf

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