Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Bulk,Tube |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 2V @ 1A (Typ) |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 6 mA |
| PSRR | 83dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | 0°C ~ 125°C |
| MountingType | Through Hole |
| Package/Case | TO-220-3 |
Tổng quan
Description
The MC7805ACTG is a positive voltage regulator from the 7805 series, designed to provide a stable 5V output from a higher input voltage. It's commonly used in electronic projects to ensure that components receive a consistent voltage supply, which is crucial for their proper operation. The device is known for its ease of use, requiring minimal external components, typically just a couple of capacitors for stability and noise reduction.
Key features of the MC7805ACTG include a fixed output voltage of 5 volts, a typical output current capability of 1.5 amps, and built-in protection mechanisms such as thermal shutdown and current limiting. These features enhance its reliability and safeguard connected components. The component is packaged in a TO-220 form factor, which aids in heat dissipation through a heat sink, if necessary. This makes it suitable for various applications, including power supplies for microcontrollers, sensors, and other digital or analog circuits requiring a 5V supply. Its robust performance and simplicity make it a staple in electronic design.
Key features of the MC7805ACTG include a fixed output voltage of 5 volts, a typical output current capability of 1.5 amps, and built-in protection mechanisms such as thermal shutdown and current limiting. These features enhance its reliability and safeguard connected components. The component is packaged in a TO-220 form factor, which aids in heat dissipation through a heat sink, if necessary. This makes it suitable for various applications, including power supplies for microcontrollers, sensors, and other digital or analog circuits requiring a 5V supply. Its robust performance and simplicity make it a staple in electronic design.
Equivalent
The MC7805ACTG is a 5V voltage regulator. Equivalent products include the LM7805, L7805, KA7805, UA7805, and NJM7805. These components generally offer similar functionalities with slight variations in parameters like dropout voltage, temperature range, or current ratings. Always check the datasheets for specific performance characteristics to ensure compatibility with your application.
Features
The MC7805ACTG is a voltage regulator designed to provide a stable 5V output. Key features include:
1. Output Voltage: It maintains a 5V output with a maximum output current of 1.5A.
2. Input Voltage Range: Typically accepts input voltages from 7V to 20V.
3. Thermal Overload Protection: It includes built-in protection to prevent damage due to overheating.
4. Short-Circuit Protection: Safeguards the device in the event of a short circuit.
5. Current Limiting: Automatically limits the output current to protect the circuit.
6. Low Quiescent Current: Ensures efficient operation with minimal power loss when idle.
7. Package Type: Available in TO-220 package, which aids in heat dissipation.
8. Stability: Requires external capacitors for stability and improved transient response.
9. Applications: Used in various applications like power supplies, battery chargers, and embedded systems for providing regulated voltage.
These features make the MC7805ACTG a reliable choice for applications needing a stable 5V power supply.
1. Output Voltage: It maintains a 5V output with a maximum output current of 1.5A.
2. Input Voltage Range: Typically accepts input voltages from 7V to 20V.
3. Thermal Overload Protection: It includes built-in protection to prevent damage due to overheating.
4. Short-Circuit Protection: Safeguards the device in the event of a short circuit.
5. Current Limiting: Automatically limits the output current to protect the circuit.
6. Low Quiescent Current: Ensures efficient operation with minimal power loss when idle.
7. Package Type: Available in TO-220 package, which aids in heat dissipation.
8. Stability: Requires external capacitors for stability and improved transient response.
9. Applications: Used in various applications like power supplies, battery chargers, and embedded systems for providing regulated voltage.
These features make the MC7805ACTG a reliable choice for applications needing a stable 5V power supply.
Pinout
The MC7805ACTG is a voltage regulator integrated circuit (IC) with a pin count of 3. It is designed to provide a stable 5V output from a higher input voltage. The three pins are typically configured as follows:
1. Input (Pin 1): This pin receives the input voltage, which should be higher than 7V and less than 25V to ensure proper regulation.
2. Ground (Pin 2): This is the common ground pin for both the input and output. It is the reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 5V output. The MC7805ACTG can supply a current up to 1A, making it suitable for various applications requiring a stable 5V supply.
The MC7805ACTG is commonly used in power supply circuits where a consistent 5V output is necessary, such as in microcontroller projects and other electronic devices. It includes features like thermal overload protection and short circuit protection to enhance reliability and safety.
1. Input (Pin 1): This pin receives the input voltage, which should be higher than 7V and less than 25V to ensure proper regulation.
2. Ground (Pin 2): This is the common ground pin for both the input and output. It is the reference point for the input and output voltages.
3. Output (Pin 3): This pin provides the regulated 5V output. The MC7805ACTG can supply a current up to 1A, making it suitable for various applications requiring a stable 5V supply.
The MC7805ACTG is commonly used in power supply circuits where a consistent 5V output is necessary, such as in microcontroller projects and other electronic devices. It includes features like thermal overload protection and short circuit protection to enhance reliability and safety.
Manufacturer
The MC7805ACTG is manufactured by ON Semiconductor, now known as onsemi. Onsemi is a global semiconductor company that designs and manufactures a wide range of semiconductor components, including power and signal management, logic, discrete, and custom devices. The company serves a variety of markets, such as automotive, industrial, computing, consumer electronics, and communications. Onsemi is known for focusing on energy-efficient innovations, supporting technologies that enable electrification and sensing in automotive applications, as well as advanced power management in industrial and other sectors.
Application
The MC7805ACTG is a fixed-voltage regulator commonly used in various applications requiring a stable 5V output. Its primary application areas include:
1. Consumer Electronics: Powering microcontrollers and digital circuitries in devices like set-top boxes and home appliances.
2. Computing: Used in computers and peripherals to maintain a steady voltage for sensitive components.
3. Industrial Equipment: Regulating voltage in control systems and instrumentation.
4. Automotive: Stabilizing power supply for electronic control units and infotainment systems.
5. Communications: Supporting stable power for networking devices and telecom equipment.
6. DIY and Educational Projects: Commonly used in hobbyist electronics and educational kits for prototyping.
Its reliability, ease of use, and low cost make it suitable for a wide range of applications.
1. Consumer Electronics: Powering microcontrollers and digital circuitries in devices like set-top boxes and home appliances.
2. Computing: Used in computers and peripherals to maintain a steady voltage for sensitive components.
3. Industrial Equipment: Regulating voltage in control systems and instrumentation.
4. Automotive: Stabilizing power supply for electronic control units and infotainment systems.
5. Communications: Supporting stable power for networking devices and telecom equipment.
6. DIY and Educational Projects: Commonly used in hobbyist electronics and educational kits for prototyping.
Its reliability, ease of use, and low cost make it suitable for a wide range of applications.
Package
The MC7805ACTG is a voltage regulator IC and typically comes in a TO-220 package. This package type is characterized by its three leads and a tab for heat sinking, commonly used for through-hole mounting applications.
