LTC3879 Datasheet Wide Operating Range No Rsense Step-down Controller

Manufacturer: Linear Technology Corporation

Datasheet Details

Part number	LTC3879
Manufacturer	Linear Technology Corporation
File Size	306.94 KB
Description	Wide Operating Range No RSENSE Step-Down Controller
Datasheet	LTC3879_LinearTechnologyCorporation.pdf

General Description

The LTC®3879 is a synchronous step-down switching regulator controller optimized for high switching frequency and fast transient response.

The constant on-time valley current mode architecture allows for a wide input range, including very low duty factor operation.

No external sense resistor or slope compensation is required.

Key Features

n Wide VIN Range: 4V to 38V n ±1% 0.6V Voltage Reference n Extremely Fast Transient Response n tON(MIN): 43ns n No RSENSE™ Valley Current Mode Control n Stable with Low ESR Ceramic COUT n Supports Smooth Start-Up in Pre-Biased Output n Optimized for High Step-Down Ratios n Adjustable Output Voltage Soft-Start or Tracking n Power Good Output Voltage Monitor n Dual N-Channel MOSFET Synchronous Drive n Adjustable Switching Frequency n Programmable Current Limit with Foldback n Output Overvoltage Pr.

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