Hình ảnh chỉ để tham khảo
L7805ACV
+BOMIC REG LINEAR 5V 1.5A TO220AB
-
Nhà sản xuấtSTMicroelectronics
-
Ông. Phần #L7805ACV
-
Bảng dữ liệu L7805ACV DataSheet
-
Gói TO-220
-
Có sẵn5606
365 Đảm bảo chất lượng ngày
7*24 giờ dịch vụ quarantee
90-Bảo hành sau bán hàng ngày
Bảo hành sản phẩm chính xác
Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | 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 | 1.5A |
| Current-Quiescent(Iq) | 6 mA |
| PSRR | 68dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | 0°C ~ 125°C |
| MountingType | Through Hole |
| Package/Case | TO-220-3 |
Tổng quan
Description
Key features of the L7805ACV include internal current limiting, thermal shutdown, and safe area protection, which enhance its reliability by preventing damage due to overcurrent or overheating. It operates with an input voltage of 7 to 35 volts, although a higher input voltage may increase heat dissipation requirements. The device typically comes in a TO-220 package, which helps in dissipating heat effectively.
Common applications include powering microcontrollers, sensors, and other digital logic circuits. The simplicity of its three-pin configuration (input, ground, and output) allows for easy integration into various projects and systems. Overall, the L7805ACV is a versatile and dependable choice for regulating 5V DC supply in electronic designs.
Equivalent
1. LM7805 from Texas Instruments
2. MC7805 from ON Semiconductor
3. NTE960 from NTE Electronics
4. UA7805 from Fairchild Semiconductor (now ON Semiconductor)
5. KA7805 from Samsung (now part of ON Semiconductor)
6. L78S05 from STMicroelectronics
These alternatives generally offer similar functionality, with variations in parameters like current output, dropout voltage, and thermal characteristics. Always check datasheets for specific compatibility.
Features
1. Output Voltage: Fixed at 5V, with a typical output voltage tolerance of ±2%.
2. Output Current: Can deliver up to 1.5A of output current.
3. Input Voltage Range: Typically requires an input voltage of 7V to 20V to function correctly.
4. Thermal Protection: Includes built-in thermal shutdown to prevent damage from overheating.
5. Short Circuit Protection: Comes with current limit and short-circuit protection.
6. Dropout Voltage: Around 2V, meaning the input voltage must be at least 2V higher than the desired output voltage.
7. Package Type: Often available in a TO-220 package, which facilitates easy mounting and heat dissipation.
8. Operating Temperature Range: Generally from 0°C to 125°C, making it suitable for various applications.
9. Low Noise: Offers low output noise for clean power supply applications.
The L7805ACV is widely used in electronics for providing regulated 5V power to microcontrollers, sensors, and other digital circuits.
Pinout
1. Input (Pin 1): This is where the unregulated input voltage is applied. The input voltage should be higher than the desired output voltage of 5V, typically between 7V and 20V.
2. Ground (Pin 2): This is the common ground pin, which serves as the reference point for the input and output voltages. It must be connected to the system ground.
3. Output (Pin 3): This pin provides a regulated 5V output. It is used to supply power to the load.
The L7805ACV also includes features such as internal current limiting, thermal shutdown, and safe area protection, making it robust against conditions that might otherwise damage the device or the circuit in which it is used.
Manufacturer
Application
1. Embedded Systems: Used for microcontrollers and other digital circuits requiring a steady 5V supply.
2. Consumer Electronics: Powers small devices like radios, toys, and gadgets.
3. Industrial Equipment: Provides regulated power in sensors, actuators, and control systems.
4. Communication Devices: Ensures stable voltage for modems and routers.
5. Automotive: Used in electronic control units (ECUs) and infotainment systems requiring a 5V line.
6. Power Supply Modules: Part of larger power supply circuits in educational and hobbyist projects.
Its thermal protection and current limiting features make it reliable for various low to moderate power applications.