Microchip Technology, Inc. 750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization en010706

Description
The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an operating efficiency that can exceed 92%. Although ideally suited for a single Li-Ion, or 2 to 3 cell NiCd, NiMH, or alkaline battery operation, the input range of 2.7V to 5.5V is also useful for converting bus voltages to standard system requirements. Additional Features 3 operating modes (PWM, PFM, LDO) with automatic switching between modes Shutdown mode to minimize current drain during stand-bye conditions Oscillator Synchronization to 1.0MHz PWM mode Integrated Buck and Synchronous switches Complete ceramic capacitor solution Integrated UVLO, Soft-start, and Over temperature protection Short circuit protection -40°C to +85°C operation
Datasheet
Description
The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an operating efficiency that can exceed 92%. Although ideally suited for a single Li-Ion, or 2 to 3 cell NiCd, NiMH, or alkaline battery operation, the input range of 2.7V to 5.5V is also useful for converting bus voltages to standard system requirements. Additional Features 3 operating modes (PWM, PFM, LDO) with automatic switching between modes Shutdown mode to minimize current drain during stand-bye conditions Oscillator Synchronization to 1.0MHz PWM mode Integrated Buck and Synchronous switches Complete ceramic capacitor solution Integrated UVLO, Soft-start, and Over temperature protection Short circuit protection -40°C to +85°C operation
Datasheet

Suppliers

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750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization - en010706 - Microchip Technology, Inc.
Chandler, AZ, United States
750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization
en010706
750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization en010706
The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an operating efficiency that can exceed 92%. Although ideally suited for a single Li-Ion, or 2 to 3 cell NiCd, NiMH, or alkaline battery operation, the input range of 2.7V to 5.5V is also useful for converting bus voltages to standard system requirements. Additional Features 3 operating modes (PWM, PFM, LDO) with automatic switching between modes Shutdown mode to minimize current drain during stand-bye conditions Oscillator Synchronization to 1.0MHz PWM mode Integrated Buck and Synchronous switches Complete ceramic capacitor solution Integrated UVLO, Soft-start, and Over temperature protection Short circuit protection -40°C to +85°C operation

The MCP1601 is a synchronous Buck (step-down) switching regulator that can continuously supply 500mA of load current. This DC/DC converter can provide output voltages of 0.9V to Vin with an operating efficiency that can exceed 92%. Although ideally suited for a single Li-Ion, or 2 to 3 cell NiCd, NiMH, or alkaline battery operation, the input range of 2.7V to 5.5V is also useful for converting bus voltages to standard system requirements.

Additional Features

    • 3 operating modes (PWM, PFM, LDO) with automatic switching between modes
    • Shutdown mode to minimize current drain during stand-bye conditions
    • Oscillator Synchronization to 1.0MHz PWM mode
    • Integrated Buck and Synchronous switches
    • Complete ceramic capacitor solution
    • Integrated UVLO, Soft-start, and Over temperature protection
    • Short circuit protection
    • -40°C to +85°C operation
Supplier's Site Datasheet

Technical Specifications

  Microchip Technology, Inc.
Product Category IC Power Supplies
Product Number en010706
Product Name 750kHz 500mA Synchronous PFM/PWM Buck Regulator w/Frequency Synchronization
Package Type Other; ['MSOP']
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