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Categories Integrated Circuits (ICs)
Manufacturer Linear Technology
Packaging Tube
Output Type Transistor Driver
Function Step-Down
Output Configuration Positive
Topology Buck
Number of Outputs 1
Output Phases 1
Supply Voltage Up to 48V
Frequency - Switching Up to 250kHz
Duty Cycle (Maximum) 100%
Synchronous Rectifier Yes
Clock Sync No
Control Features Current Limit, Enable
Operating Temperature Range 0°C ~ 70°C (TA)
Package 16-SOIC (0.154", 3.90mm Width)
Manufacturer Package 16-SOIC
Win Source Part Number 781770-LTC1149CS#PBF
Popularity Medium
Supply and Demand Status Balance
Family Name LTC1149
Introduction Date August 26, 1998
ECCN EAR99
Country of Origin Malaysia
Halogen Free Compliant
Estimated EOL Date 2031
Ultra Librarian 3D Model Ultra Librarian LTC1149CS#PBF CAD Model

Description

Product Overview: LTC1149CS#PBF

The LTC1149CS#PBF is a high-performance step-down switching regulator controller from Linear Technology, designed to provide efficient power management solutions for a wide range of applications. This advanced controller is built to offer excellent regulation and fast transient response, making it suitable for modern electronic devices that demand stable power supply and high efficiency.

Key Features

  • High Efficiency: The LTC1149CS#PBF features a high-efficiency design that can significantly reduce power loss and improve battery life in portable applications.
  • Wide Input Voltage Range: This controller operates over a wide input voltage range, accommodating various power sources and ensuring flexibility in system design.
  • Adjustable Output Voltage: The output voltage is adjustable, allowing for customization to meet the specific requirements of the target application.
  • Low Dropout Operation: The device is capable of low dropout operation, which is critical for maintaining output regulation when the input voltage is close to the output voltage.
  • Current Mode Control: It employs current mode control for excellent line and load transient response, which is essential for maintaining stability under varying load conditions.

Applications

The LTC1149CS#PBF is versatile and can be used in a variety of applications, including:

  • Portable Electronics
  • Computer Systems
  • Telecommunications Equipment
  • Industrial Controls
  • DC Power Distribution Systems

Technical Specifications

  • Package Type: 16-Lead Narrow SOIC
  • Operating Temperature Range: 0°C to 70°C
  • Switching Frequency: Programmable up to 250kHz
  • Synchronous Rectification: Capable for improved efficiency

With its robust feature set and adaptability, the LTC1149CS#PBF from Linear Technology is an ideal choice for designers looking to implement a reliable power management system. Its ability to deliver high efficiency and maintain stable operation under varying conditions makes it a preferred component for high-performance electronic systems.

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