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SY20666RLC

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High Efficiency, Fast Response, Built-in Inductor 1.5MHz, 5A Continuous/6A Peak, 15V Input Synchronous Step Down Regulator with I2C Interface
    Part NumberSY20666RLC
    Vin_min (V)4.5
    Vin_max (V)15
    Io_max (A)5
    Vref Accuracy±1%
    Efficiency up to86.5% @ 12VIN, 3.3VOUT
    Fsw (MHz)1.5
    Iq (uA)
    Rdson1
    Rdson2
    Interface
    PackageQFN5×5-20
    • 4.6V to 15V Input Voltage Range
    • Output Voltage Range:

    - 0.6V to 5.5V with Feedback Resistor Divider

    - 0.68V to 1.95V through I2C Interface

    • Integrated Low RDS(ON) Switches:(Top FET/Bottom FET): 50/15 mΩ
    • 5A Continuous/6A Peak Output Current Capability
    • Instant PWM Architecture to Achieve Fast Transient Responses
    • 1.5 MHz Pseudo-constant Switching Frequency
    • 0.6V ±% Feedback Reference Voltage
    • Enable Control
    • Power Good Indicator
    • Adjustable Soft-start Time
    • Cycle-by-cycle Current Limit Protection
    • Hic-cup Mode Output Short Circuit Protection
    • I2C Compatible Interface:

    - Supports 100kHz Standard Mode and 400kHz Fast Mode

    - 7-Bits Programmable Output Voltage from 0.68V to 1.95V with 10mV/Step and Slew Rate Control

    - Power Good Status Read Back

    - Over Temperature Warning Read Back

    - ON/OFF Control

    - PSM/PWM Light Load Mode Control

    • Thermal Shutdown with Auto Recovery
    • Input UVLO
    • RoHS Compliant and Halogen Free
    • Compact Package: QFN5×5-20

    Technical Documentation