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    • Part No.ADP1872
    ManufacturerAD
    Size67 Kbytes
    Pages1 page
    DescriptionSynchronous Current-Mode with Constant On-time, PWM Buck
    Datasheet Summary with AI

    # ADP1872 - Synchronous Current-Mode Buck Controller

    ## General Description

    ️· Versatile current-mode synchronous step-down controller.
    ️· Utilizes constant ON-time, pseudo-fixed frequency, and programmable current sense gain.
    ️· Drives all N-channel MOSFET power stages.
    ️· Regulates output voltages as low as 0.6V.

    ## Features

    ️· Input Voltage Range: 2.7V to 20V
    ️· Bias Supply Voltage Range: 2.7V to 5.5V
    ️· Minimum Output Voltage: 0.6V
    ️· Reference Voltage: 0.6V with 1.0% accuracy
    ️· Operating Frequencies: 300 KHz, 600 KHz, and 1.0 MHz (versions A, B, and C respectively)
    ️· Current Sensing: No external resistor required
    ️· Power Saving: Includes power saving mode under light loads
    ️· Protection: Thermal overload and short circuit protection
    ️· Enable Input: Precision enable input

    ️· Bootstrapping: Integrated bootstrap diode
    ️· Shutdown Current: 180μA typical
    ️· Package: 10-lead MSOP

    ## Applications

    ️· Telecom and networking systems
    ️· Mid to High-End servers
    ️· Set-top boxes
    ️· Medical imaging systems
    ️· DSP core power supplies

    ## Operating Conditions

    ️· Junction temperature range: -40°C to +125°C

    # ADP1872 - Synchronous Current-Mode Buck Controller

    ## General Description

    ️· Versatile current-mode synchronous step-down controller.
    ️· Utilizes constant ON-time, pseudo-fixed frequency, and programmable current sense gain.
    ️· Drives all N-channel MOSFET power stages.
    ️· Regulates output voltages as low as 0.6V.

    ## Features

    ️· Input Voltage Range: 2.7V to 20V
    ️· Bias Supply Voltage Range: 2.7V to 5.5V
    ️· Minimum Output Voltage: 0.6V
    ️· Reference Voltage: 0.6V with 1.0% accuracy
    ️· Operating Frequencies: 300 KHz, 600 KHz, and 1.0 MHz (versions A, B, and C respectively)
    ️· Current Sensing: No external resistor required
    ️· Power Saving: Includes power saving mode under light loads
    ️· Protection: Thermal overload and short circuit protection
    ️· Enable Input: Precision enable input
    ️· Bootstrapping: Integrated bootstrap diode
    ️· Shutdown Current: 180μA typical
    ️· Package: 10-lead MSOP

    ## Applications

    ️· Telecom and networking systems
    ️· Mid to High-End servers
    ️· Set-top boxes
    ️· Medical imaging systems
    ️· DSP core power supplies

    ## Operating Conditions

    ️· Junction temperature range: -40°C to +125°C

    Part No.ADP1872
    ManufacturerAD
    Size67 Kbytes
    Pages1 page
    DescriptionSynchronous Current-Mode with Constant On-time, PWM Buck
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