LTC3405, 1.8V/300mA step-down regulator using all ceramic capacitors

Reference Design using part LTC3405 by Analog Devices

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Manufacturer

Analog Devices
  • Application Category
    Power Supplies
  • Product Type
    DC to DC Single Output Power Supplies

For End Products

  • Cellular Phone
  • Computer Cards
  • Desktop PC Power Supply
  • Digital Camera
  • DSL Modem
  • Personal Digital Assistant
  • Portable Media Player
  • Wireless Modem

Description

  • Circuit shows LTC3405 is a high efficiency monolithic synchronous buck regulator, which utilizes a constant frequency, current mode architecture. The on-chip power MOSFETs provide up to 300mA of continuous output current

Key Features

  • Conversion Type
    DC to DC
  • Input Voltage
    2.5 to 5.5 V
  • Output Voltage
    1.8 V
  • Output Current
    0.3 A
  • Efficiency
    92 %
  • Topology
    Buck

Featured Parts (23)

Featured Parts
Part Number Manufacturer Type Description
LTC3405AES6#TRPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 6V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6-1.375#TRMPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.375V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405ES6#TR Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 5.5V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405ES6#TRPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 5.5V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6-1.5 Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.5V 0.3A 6-Pin TSOT-23 Buy
LTC3405AES6 Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 6V 0.3A 6-Pin TSOT-23 Buy
LTC3405AES6-1.5#TRMPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.5V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6#TRM Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 6V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6#TRMPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 0.8V to 6V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6-1.375#TRPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.375V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6-1.5#TRPBF Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.5V 0.3A 6-Pin TSOT-23 T/R Buy
LTC3405AES6-1.8#TR Analog Devices DC to DC Converter and Switching Regulator Chip Conv DC-DC 2.5V to 5.5V Synchronous Step Down Single-Out 1.8V 0.3A 6-Pin TSOT-23 T/R Buy
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