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LT3971IMSE-3.3#PBF

Part No LT3971IMSE-3.3#PBF
Manufacturer Linear Technology
Catalog PMIC - Voltage Regulators - DC DC Switching Regulators
Description IC REG BUCK 3.3V 1.2A 10-MSOP / Conv DC-DC 4.3V to 38V Synchronous Step Down Single-Out 3.3V 1.2A Automotive 10-Pin MSOP EP Tube
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Integrated Circuits (ICs)
Manufacturer Linear Technology
Packaging Tube
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Fixed
Number of Outputs 1
Input Voltage MIN 4.3V
Voltage Input MAX 38V
Output Voltage 3.3V
Output Current 1.2A
Frequency - Switching 200kHz ~ 2MHz
Synchronous Rectifier No
Operating Temperature Range -40°C ~ 125°C (TJ)
Mounting SMD
Package 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Manufacturer Package 10-MSOP-EP
Win Source Part Number 781352-LT3971IMSE-3.3#PBF
Popularity Medium
Supply and Demand Status Limited
Family Name LT3971
Introduction Date February 17, 2012
ECCN EAR99
Country of Origin Malaysia
Halogen Free Compliant
Estimated EOL Date 2031
Ultra Librarian 3D Model Ultra Librarian LT3971IMSE-3.3#PBF CAD Model

Description

The LT3971IMSE-3.3#PBF is a robust, high-efficiency, DC/DC converter designed by Linear Technology, delivering a fixed output voltage of 3.3V. This component is part of Linear Technology's extensive range of power management solutions, engineered to meet the stringent requirements of complex electronic systems. The LT3971IMSE-3.3#PBF is a versatile power solution that is ideal for a wide array of applications, including automotive, industrial, and portable devices.

Key Features:

  • Fixed Output Voltage: Provides a stable 3.3V output, which is essential for sensitive electronics requiring consistent power delivery.
  • Wide Input Voltage Range: The device can operate with an input voltage range from 4.3V to 38V, making it suitable for applications with varying input power sources.
  • High Efficiency: Designed with energy efficiency in mind, it minimizes power loss during conversion, thereby reducing heat generation and increasing system reliability.
  • Burst Mode® Operation: This feature reduces quiescent current during light loads, leading to extended battery life in portable applications.
  • Thermal Protection: Comes with built-in thermal shutdown to protect the device under high-temperature conditions.
  • Adjustable Frequency: Users can set the switching frequency from 200kHz to 2.4MHz or synchronize it to an external clock, allowing flexibility in design and optimization of the size and response of the power supply.

Product Specifications:

Parameter Value Output Voltage (Fixed) 3.3V Input Voltage Range 4.3V to 38V Switching Frequency 200kHz to 2.4MHz Package MSOP-16 Operating Temperature -40°C to +125°C

With its compact MSOP-16 package, the LT3971IMSE-3.3#PBF is designed for space-constrained applications. Its ability to provide a reliable power source under varying conditions and its user-friendly features make it an excellent choice for designers seeking performance and durability.

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