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MC7905CT from VISHAY

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MC7905CT

Manufacturer: VISHAY, ON, MOT, 摩托罗拉, MOTOROLA, MO, FSC, MOTO

3-Terminal 1A Negative Voltage Regulator

Partnumber Manufacturer Quantity Availability
MC7905CT VISHAY, ON, MOT, 摩托罗拉, MOTOROLA, MO, FSC, MOTO 119570 In Stock

Description and Introduction

3-Terminal 1A Negative Voltage Regulator **Introducing the MC7905CT: A Reliable -5V Voltage Regulator for Your Electronic Designs**  

When precision and stability are paramount in your electronic projects, the MC7905CT stands out as a dependable solution for -5V voltage regulation. This negative voltage regulator is designed to deliver a fixed output voltage with minimal fluctuations, ensuring consistent performance in a variety of applications.  

Engineered for efficiency, the MC7905CT features a robust thermal overload protection mechanism, safeguarding against excessive heat buildup. Its built-in short-circuit protection further enhances reliability, making it an ideal choice for circuits where unexpected current surges may occur. With an output current capability of up to 1A, this regulator is well-suited for powering low to moderate-load devices.  

The MC7905CT operates within an input voltage range of -7V to -35V, providing flexibility for diverse power supply configurations. Its low dropout voltage ensures efficient operation even when the input voltage is close to the desired output, reducing unnecessary power dissipation. Additionally, the component’s TO-220 package offers excellent heat dissipation properties, contributing to long-term durability.  

Common applications include power supplies, industrial control systems, instrumentation, and audio equipment where stable negative voltage rails are essential. Whether integrated into prototyping boards or production-grade electronics, the MC7905CT delivers consistent performance with minimal external components required.  

For engineers and hobbyists seeking a high-quality, fixed negative voltage regulator, the MC7905CT combines reliability, thermal protection, and ease of integration—making it a trusted component in demanding electronic environments.

Application Scenarios & Design Considerations

3-Terminal 1A Negative Voltage Regulator

Alternative Part Number

  • L7905CV --: Negative 5V linear regulator in TO-220, same function and pinout as MC7905CT, widely available and cost effective.
  • LM7905CT --: Industry-standard -5V fixed regulator in TO-220 with equivalent electrical specifications and pin compatibility.
  • KA7905TU --: Negative 5V regulator in TO-220 offering similar current and thermal performance, suitable drop-in replacement.
  • KA7905 --: Negative 5V voltage regulator in TO-220, compatible electrical specifications and pinout for replacement.

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