Datasheet4U Logo Datasheet4U.com

LTC3801B - Micropower Constant Frequency Step-Down DC/DC Controllers

Download the LTC3801B datasheet PDF. This datasheet also covers the LTC3801 variant, as both devices belong to the same micropower constant frequency step-down dc/dc controllers family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • s High Efficiency: Up to 94% s Very Low No-Load Quiescent Current: Only 16µA (LTC3801) s High Output Currents Easily Achieved s Internal Soft-Start s Wide VIN Range: 2.4V to 9.8V s Low Dropout: 100% Duty Cycle s Constant Frequency 550kHz Operation s Burst Mode® Operation for High Efficiency at Light Loads (LTC3801) s Burst Mode Operation Disabled for Lower Output Ripple at Light Loads (LTC3801B) s Output Voltage as Low as 0.8V s ±1.5% Voltage Reference Accuracy s Current Mode Operation for Excel.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (LTC3801_LinearTechnology.pdf) that lists specifications for multiple related part numbers.

📁 Similar Datasheet

Part Number Description Manufacturer
LTC3807 Synchronous Step-Down Controller Linear
LTC3808 Synchronous DC/DC Controller Linear
LTC3816 DC/DC Controller Linear
LTC3823 Step-Down Synchronous DC/DC Controller Linear
LTC3829 Single Output Synchronous Step-Down DC/DC Controller Analog Devices

Other Datasheets by Linear Technology (now Analog Devices)

Part Number Description
LTC3801 Micropower Constant Frequency Step-Down DC/DC Controllers
LTC3802 Dual 550kHz Synchronous 2-Phase DC/DC Controller
LTC3803 Flyback DC/DC Controller
LTC3803-3 Flyback DC/DC Controller
LTC3803-5 Flyback DC/DC Controller

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
U U LTC3801/LTC3801B Micropower Constant Frequency Step-Down DC/DC Controllers in ThinSOT FEATURES s High Efficiency: Up to 94% s Very Low No-Load Quiescent Current: Only 16µA (LTC3801) s High Output Currents Easily Achieved s Internal Soft-Start s Wide VIN Range: 2.4V to 9.8V s Low Dropout: 100% Duty Cycle s Constant Frequency 550kHz Operation s Burst Mode® Operation for High Efficiency at Light Loads (LTC3801) s Burst Mode Operation Disabled for Lower Output Ripple at Light Loads (LTC3801B) s Output Voltage as Low as 0.8V s ±1.