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UCC3961N
- Manufacturer’s Part#:UCC3961N
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- Description:IC REG CTRLR FWRD CONV 14DIP
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- Description
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- Shopping Guide
The UCC3961N advanced primary-side startup controller is a unique solution that provides all the primary-side functions required for a single-ended, isolated, switch-mode power converter incorporating secondary-side PWM control. It is usable with a wide range of secondary control circuits and is especially well suited for systems where sophisticated handling of overload conditions is required. UCC3961N
Features
• Operates with Secondary–Side PWM Control
• Isolated PWM Command through a Pulse Transformer
• Initial Free-Running Soft-Startup with Duty-Cycle Clamping
• Up to 400-kHz Synchronizable Switching Frequency
• High-Current FET Drive (1.5-A Sink, 0.75-A Source)
• Multi-Mode Overcurrent Protection with Restart, Latching, or Cycle-by-Cycle Current Limiting
• Programmable Volt-Second Clamp for Transformer Reset
• Undervoltage Lockout with 2-V Hysteresis
• Low-Current Startup with Optional Disconnect
• Programmable Overvoltage and Undervoltage Protection UCC3961N Applications
• Low-Cost Notebook Computer Supplies
• Minimum Component DC-DC Converters
• PCMCIA Power Supplies
• Handheld Computers
• High-Efficiency Step-Down Regulation
Functional Equivalent (FE) materials, including Fused Filament Fabrication (FFF) form, assembly, and functionally compatible substitute materials.
SHIPPING GUIDE
Shipping Methods
Rest assured that your orders will be handled by these trusted providers, such as DHL, FedEx, SF, and UPS.
Shipping Cost
Shipping starts at $40 but varies for destinations like South Africa, Brazil, India, and more. The actual shipping charges depend on time zone, country, and package weight/volume.
Delivery Time
We ship orders once daily, around 5 p.m., except on Sundays. The estimated delivery time may vary depending on the courier service you choose, but typically ranges from 5 to 7 business days.
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