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MC7805CT
+Lista de MateriaisIC REG LINEAR 5V 1A TO220AB
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Fabricanteonsemi
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Peça do Fabricante #MC7805CT
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Pacote TO-220-3
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Especificações
| Atributo | Valor |
| Package / Case | Tube |
| Part Status | Obsolete |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage Dropout (Max) | 2V @ 1A (Typ) |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 6.5 mA |
| PSRR | 83dB (120Hz) |
| Protection Features | Over Temperature, Short Circuit |
| Operating Temperature | 0°C ~ 125°C |
| Mounting Type | Through Hole |
Visão Geral
Description
The "CT" designation indicates the package type, typically a TO-220, which is a popular choice due to its ability to dissipate heat efficiently. The MC7805CT can deliver up to 1A of output current, making it suitable for many low to moderate power applications. It includes built-in features such as thermal overload protection, short-circuit protection, and safe area protection, enhancing its reliability and robustness.
This regulator is widely used in DIY electronics projects, consumer electronics, and embedded systems that require a steady 5V power supply. Its ease of use, with only the need for input and output capacitors for stability, makes it a staple component for both hobbyists and professionals.
Equivalent
1. LM7805 by Texas Instruments
2. UA7805 by Fairchild Semiconductor or ON Semiconductor
3. L7805 by STMicroelectronics
4. KA7805 by Samsung
5. NTE960 by NTE Electronics
These alternatives provide similar functionality in terms of output voltage, current capacity, and package type. Always check the datasheets for specific electrical characteristics and thermal considerations.
Features
1. Output Voltage: It provides a fixed output voltage of 5V.
2. Output Current: The device supports an output current up to 1.5A.
3. Input Voltage Range: It typically requires an input voltage between 7V to 25V.
4. Thermal Overload Protection: Incorporates safety features to prevent overheating.
5. Short Circuit Protection: Safeguards against damage due to short circuits.
6. Safe Operating Area Protection: Ensures the device operates within its safe limits.
7. Model Type: It is a linear voltage regulator, known for simplicity and minimal noise.
8. Form Factor: Comes in a TO-220 package, which is standard for power devices and allows for easy heat dissipation.
9. Stability: Requires external capacitors for stability, typically a 0.33µF capacitor on the input and a 0.1µF capacitor on the output.
These features make the MC7805CT ideal for applications needing a reliable 5V power supply, such as in microcontroller or digital circuit power systems.
Pinout
1. Input (Pin 1): This pin receives the unregulated input voltage which the regulator will convert to a stable 5V output. It must be higher than the desired output voltage, usually at least 7V.
2. Ground (Pin 2): This pin is connected to the ground of the circuit. It serves as a reference point for the input and output voltages and is crucial for the regulator's operation.
3. Output (Pin 3): This pin provides the regulated 5V output. It connects to the circuit requiring a stable voltage supply.
The MC7805CT is commonly used in electronic circuits that require a consistent 5V power supply, such as microcontrollers and digital circuits. It also includes features such as current limiting, thermal shutdown, and safe area protection for reliable operation.