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SY20753QYC (SY6991QYC)

Not recommended for new designs
Wide Input, High Current, Bi-directional Regulator for Single Cell Li-Ion Battery Power Bank Application
Datasheet
SY20753QYC Wide Input, High Current, Bi-directional Regulator for Single Cell Li-Ion Battery Power Bank Application Datasheet
    Part numberSY20753QYC
    Vin (max) (V)13.5
    Vin (min) (V)4
    Absolute max Vin (max) (V)
    Number of series cellsSingle Cell
    Charge voltage (max) (V)
    Charge voltage (min) (V)
    Charge current (max) (A)4.5
    Charge current (min) (A)
    Integrated FETs(Yes/No)
    Topology
    Control interface
    Features I2C controlled, USB and Protocol IC Compliance, 20W Boost
    Operating temperature range(°C)
    PackageQFN4x4-20
    • Integrated N-Channel MOSFETs with 16V Voltage Rating and Extremely Low RDSON
    • High Switching Frequency to Minimize Peripheral Circuit Design
    • Trickle Current / Constant Current / Constant Voltage Charging Mode
    • Maximum 5A Battery Charging Current
    • Maximum 4.5A/5V or 2.25A/12V System Current in Battery Power Supply Mode
    • USB Port Identifier for Various Input Current Limit
    • Automatic Input Power Source Detection
    • I2C controls

          - Programmable Battery Charge Voltage

          - Programmable Constant Current Charging

          - Programmable Over Current Limit for SYS load

          - Programmable Input Current DPM

          - Programmable Input Voltage DPM

          - Programmable Battery Charging Timeout

    • Charging Shutdown Control
    • Charging Mode CV Tolerance +/-0.5%
    • DO+/DO- Divider Mode Compliant
    • DO+/DO- QC3.0 Compliant
    • OUTPUT MTK PE Compliant
    • Host Enable Control for Standby Mode in Supply Mode
    • Over Temperature Protection
    • Battery UTP/OTP in Charging Mode  and Supply Mode
    • Charge Status Indication
    • Light load Status Indication

    Evaluation Board

    • 20753-

      Photo of evaluation board

    • 20753

      Photo of evaluation board

    • 20753--

      Photo of evaluation board

    EVB_SY20753QYC

    The EVB_SY20753QYC is used to evaluate 4.0-13.5VIN bi-directional regulator SY20753QYC.

    Technical Documentation

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