MP2615B 4.5-18V, 2A Cell Li-ion Battery Charger In 3mm x 3mm Package QFN-16
MP2615B 4.5-18V, 2A Cell Li-ion Battery Charger In 3mm x 3mm Package QFN-16

MP2615B 4.5-18V, 2A Cell Li-ion Battery Charger In 3mm x 3mm Package QFN-16

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pMPS MP2615B — Cell Li-ion Battery Charger In 3mm x 3mm Package, 4.5-18V input, 2 A output, QFN-16./p
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    MP2615B 4.5-18V, 2A Cell Li-ion Battery Charger In 3mm x 3mm Package QFN-16

    The MPS MP2615B is a Cell Li-ion Battery Charger In 3mm x 3mm Package. It operates from a 4.5 V to 18 V input and is rated for 2 A. It is supplied in a QFN-16 package.

    The MP2615B is a monolithic switching charger for a 1 cell lithium-Ion or lithium-Polymer battery packed with built-in power MOSFETs.

    Key Specifications

    Part NumberMP2615B
    FunctionCell Li-ion Battery Charger In 3mm x 3mm Package
    Input Voltage4.5 V to 18 V
    Current Rating2 A
    Peak Efficiency99%
    PackageQFN-16
    Ordering CodesMP2615B

    Features

    • 4.5V to 18V Operating Input Voltage
    • Up to 99% Duty Cycle Operation
    • Up to 2A Programmable Charging Current
    • ±0.75% Full Battery Voltage Accuracy
    • 4.03V and 3.99V Selection for Full Battery Voltage
    • Full Integrated Power Switches
    • Internal Loop Compensation
    • No External Reverse Blocking Diode Required
    • Preconditioning for Fully Depleted Battery
    • Charging Operation Indicator

    Typical Application Circuit

    MP2615B typical application circuit
    MP2615B typical application circuit, as published in the MPS datasheet.

    Applications

    • Smart Phones
    • Portable Hand-held Solutions

    Design Notes

    • Charge current accuracy depends on the sense resistor tolerance, so use a 1% or better part and keep its traces Kelvin-connected.
    • Wire the NTC input for JEITA profile control if the pack is charged over temperature.
    • Set the input current limit to what the adapter can actually deliver; a limit above the adapter rating causes the input rail to collapse mid-charge.
    • Termination current and recharge threshold dominate cycle life in shallow-cycling products.

    Common Questions

    What input voltage does the MP2615B support?
    4.5 V to 18 V. The rated output is 2 A.
    Which package and ordering codes apply to the MP2615B?
    QFN-16; order codes include MP2615B.
    What are the defining features of the MP2615B?
    4.5V to 18V Operating Input Voltage Up to 99% Duty Cycle Operation

    Shenzhen Gaorunxin Technology Co., Ltd

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    Shenzhen Gaorunxin Technology Co., Ltd

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