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UCC3581N

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Description
UCC3581N
The UCC3581N voltage mode pulse width modulator is designed to control low power isolated DC - DC converters in applications such as subscriber line power. Primarily used for single switch forward and flyback converters, this device features BiCMOS circuitry for low startup and operating current, while maintaining the ability to drive power MOSFETs at frequencies up to 100kHz. UCC3581N
Features
• Low 85µA Startup Current
• Low 300µA Operating Current
• Automatically Disabled Startup Preregulator
• Programmable Minimum Duty Cycle with Cycle Skipping
• Programmable Maximum Duty Cycle
• Output Current 1A Peak Source and Sink
• Programmable Soft Start
• Programmable Oscillator Frequency
• External Oscillator Synchronization CapabilityUCC3581N Applications
• PCMCIA Power Supplies
• PDAs and Other Handheld Devices
• Portable Terminals
• Handheld Computers
• High-Efficiency Step-Down Regulation
Alternatives

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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