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78L05
+BOMIC REG LINEAR 5V 100MA SOT89
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Nhà sản xuấtUMW
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Ông. Phần #78L05
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Bảng dữ liệu 78L05 DataSheet
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Có sẵn20273
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Series | 78Lxx |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 1.7V @ 40mA |
| Current-Output | 100mA |
| Current-Quiescent(Iq) | 5.5 mA |
| PSRR | 49dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -20°C ~ 120°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-243AA |
| SupplierDevicePackage | SOT-89 |
Tổng quan
Description
Key features of the 78L05 include short-circuit protection, thermal shutdown, and safe area protection, which enhance its reliability and robustness. The regulator typically comes in a TO-92 package, which is compact and easy to use on breadboards or PCBs.
To operate the 78L05, an input voltage of at least 7V is required, but it should not exceed 20V to avoid damage. It is advisable to use input and output capacitors to improve transient response and stability, especially when used in circuits with varying loads. Overall, the 78L05 is a versatile and efficient solution for maintaining a consistent 5V output in various electronic projects.
Equivalent
Features
1. Output Voltage: Provides a stable 5V output.
2. Input Voltage Range: Can accept input voltages ranging from 7V to 20V.
3. Output Current: Capable of supplying up to 100 mA of output current.
4. Thermal Overload Protection: Includes built-in protection against overheating.
5. Short-Circuit Protection: Safeguards against output short circuits.
6. Low Quiescent Current: Draws minimal current when there is no load, improving efficiency.
7. Dropout Voltage: Typically requires a dropout voltage of around 2V.
8. Package Options: Available in various packages like TO-92, SOT-89, etc., making it versatile for different applications.
9. Temperature Range: Operates efficiently within a temperature range of 0°C to 125°C.
10. Ease of Use: Requires few external components, simplifying circuit design.
These features make the 78L05 suitable for applications requiring a simple and reliable 5V power supply.
Pinout
1. Input (Pin 1): This pin is where the unregulated input voltage is supplied. The input voltage must be greater than 7 volts to ensure proper regulation at the output.
2. Ground (Pin 2): This pin is connected to the ground of both the input and the load circuit.
3. Output (Pin 3): This pin provides the regulated +5 volts output voltage. It can supply up to 100 mA of current.
The 78L05 is commonly used in low-power applications where a stable 5V supply is needed, such as in small electronic circuits and microcontroller projects. It includes internal current limiting, thermal shutdown, and safe area protection features for reliable operation.
Manufacturer
1. Texas Instruments: An American technology company renowned for its development and manufacturing of semiconductors and integrated circuits. It serves industries like automotive, industrial, and consumer electronics.
2. ON Semiconductor: Now known as onsemi, this is a leading supplier of semiconductor-based solutions, focusing on automotive, industrial, cloud power, and IoT sectors.
3. STMicroelectronics: A global semiconductor leader based in Europe, offering diverse products that include microcontrollers, sensors, and power management devices, catering to a broad range of electronic applications.
Each of these companies is integral to the electronics supply chain, providing essential components used in numerous electronic devices worldwide. Their expertise spans across multiple areas of technology, reflecting their capabilities in innovation and production efficiency.