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AST1S31PUR

Part No AST1S31PUR
Manufacturer STMicroelectronics
Catalog PMIC - Voltage Regulators - DC DC Switching Regulators
Description IC REG BUCK ADJ 3A 8VFDFPN
Sample
Rohs State rohs
ECAD Module
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Category Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - DC DC Switching Regulators
Mfr STMicroelectronics
Package Tape & Reel
Product Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.8V
Voltage - Input (Max) 4V
Voltage - Output (Min/Fixed) 0.8V
Voltage - Output (Max) 4V
Current - Output 3A
Frequency - Switching 1.5MHz
Synchronous Rectifier Yes
Temperature Range - Operating -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 8-VDFN Exposed Pad
Supplier Device Package 8-VFDFPN (3x3)
Base Product Number AST1S31
Standard Package 3,000 pcs
MSL Level 3 (168 Hours)
REACH Status REACH Unaffected
ECCN EAR99
HTSUS 8542.39.0001
Win Source Part Number 433300-AST1S31PUR
Ultra Librarian 3D Model Ultra Librarian AST1S31PUR CAD Model

Description

The AST1S31PUR is a cutting-edge, high-efficiency, synchronous step-down switching regulator designed and manufactured by STMicroelectronics, a global leader in semiconductor solutions. This product is part of STMicroelectronics' extensive portfolio of voltage regulators, tailored to meet the demands of modern electronic applications requiring a compact, efficient, and reliable power supply.

Key Features

  • Wide Input Voltage Range: The AST1S31PUR operates over a broad input voltage spectrum, making it suitable for a variety of applications, from industrial systems to consumer electronics.
  • High-Efficiency: Its synchronous rectification design ensures high efficiency, which is crucial for energy-saving and reducing heat dissipation in electronic devices.
  • Adjustable Output Voltage: The output voltage is adjustable, providing design flexibility to cater to specific requirements of the target application.
  • Compact Package: Housed in a small 6-pin TSOT23 package, the AST1S31PUR is ideal for space-constrained applications.
  • Thermal Protection: It includes thermal shutdown protection, safeguarding the device and the system from damage due to excessive temperatures.

Applications

The versatility of the AST1S31PUR allows it to be used in a wide range of applications, including but not limited to:

  • Portable and battery-powered devices
  • Embedded systems
  • Power supply modules
  • Networking and telecommunication equipment
  • Consumer electronics

Quality and Reliability

STMicroelectronics is known for their commitment to quality and reliability, and the AST1S31PUR is no exception. It is designed to meet the stringent requirements of the industry, ensuring long-term reliability for the end-user's application. With its robust design and built-in protection features, the AST1S31PUR is a testament to STMicroelectronics' dedication to delivering high-performance and durable components.

Conclusion

In conclusion, the AST1S31PUR from STMicroelectronics is an exceptional choice for designers looking for a highly efficient, versatile, and reliable voltage regulator. Its features make it an excellent component for a multitude of applications where power efficiency and space-saving are of paramount importance.

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