LTC3785EUF-PBF(V2) 数据手册 ( 数据表 ) - Linear Technology
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Linear Technology
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DESCRIPTION
The LTC®3785 is a high power synchronous buck-boost controller that drives all N-channel power MOSFETs from input voltages above, below and equal to the output voltage. With an input range of 2.7V to 10V, the LTC3785 is well suited for a wide variety of single or dual cell Li-Ion or multi-cell alkaline/NiMH applications.
FEATURES
■ Single Inductor Architecture Allows VIN Above,
Below or Equal to VOUT
■ 2.7V to 10V Input and Output Range
■ Up to 96% Effi ciency
■ Up to 10A of Output Current
■ All N-Channel MOSFETs, No RSENSE
■ True Output Disconnect During Shutdown
■ Programmable Current Limit and Soft-Start
■ Optional Short-Circuit Shutdown Timer
■ Output Overvoltage and Undervoltage Protection
■ Programmable Frequency: 100kHz to 1MHz
■ Selectable Burst Mode® Operation
■ Available in 24-Lead (4mm × 4mm) Exposed Pad
QFN Package
APPLICATIONS
■ Palmtop Computers
■ Handheld Instruments
■ Wireless Modems
■ Cellular Telephones
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