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PT78ST107S from ti,Texas Instruments

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PT78ST107S

Manufacturer: ti, POWER

1.5 Amp Positive Step-Down Integrated Switching Regulator

Partnumber Manufacturer Quantity Availability
PT78ST107S ti, POWER 236 In Stock

Description and Introduction

1.5 Amp Positive Step-Down Integrated Switching Regulator # Introduction to the PT78ST107S Voltage Regulator  

The PT78ST107S is a high-performance, fixed-output voltage regulator designed to provide stable and reliable power in a wide range of electronic applications. As part of the PT78ST series, this component is engineered to deliver a precise 10V output with low dropout voltage, making it suitable for systems requiring consistent power supply under varying load conditions.  

Featuring a robust design, the PT78ST107S offers excellent line and load regulation, minimizing output fluctuations caused by input voltage changes or varying current demands. Its thermal overload protection and short-circuit safeguards enhance durability, ensuring long-term operation in demanding environments.  

With a maximum output current of 1.5A, this regulator is well-suited for powering microcontrollers, sensors, and other low-to-medium-power circuits. Its compact TO-220 package facilitates easy integration into both prototyping and production designs, while its efficient heat dissipation properties contribute to reliable performance.  

The PT78ST107S operates over a broad input voltage range, accommodating diverse power sources, and its low quiescent current makes it an energy-efficient choice for battery-powered applications. Whether used in industrial control systems, automotive electronics, or consumer devices, this voltage regulator provides a dependable solution for maintaining stable voltage levels.  

Engineers and designers seeking a cost-effective, high-quality voltage regulator will find the PT78ST107S to be a practical and efficient component for their power management needs.

Application Scenarios & Design Considerations

1.5 Amp Positive Step-Down Integrated Switching Regulator

Alternative Part Number

  • LM7805CT --: Widely available linear regulator with similar 5V fixed output; simple drop-in for many PT78ST107S applications where switching efficiency is not critical.
  • R-78E5.0-1.0 --: Pin-compatible switching regulator module with 5V output and high efficiency, suitable replacement for the PT78ST107S in many board layouts.
  • OKI-78SR-5/1.5-W36-C --: 5V 1.5A switching regulator in a similar SIP-style package, offering higher efficiency and a comparable form factor to the original module.
  • LM7805CT --: Widely available 5V linear regulator in TO-220, a common substitute for 5V switching regulator modules in many applications.
  • MC7805CTG --: Standard 5V fixed linear regulator with similar voltage rating and package, easy drop-in for low-current loads.
  • L78S05CV --: 5V linear regulator rated for higher current, suitable replacement when switching module is unavailable.

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