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78M05
+БОМIC REG LINEAR 5V 1A TO252
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ПроизводительУМВ
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Мфр. Часть #78M05
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Лист данных 78M05 DataSheet
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В наличии4923
365 Дни гарантии качества
7*24 часы обслуживания каранти
90-гарантия послепродажного дня
Гарантия подлинного продукта
Спецификации
| Атрибут | Ценность |
| Series | 78Mxx |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 2V @ 500mA |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 6 mA |
| PSRR | 80dB (120Hz) |
| ProtectionFeatures | Over Temperature, Short Circuit |
| OperatingTemperature | -20°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| SupplierDevicePackage | TO-252 (DPAK) |
Обзор
Description
Key features of the 78M05 include its ability to provide a stable output voltage with minimal external components, built-in thermal overload protection, short-circuit protection, and a safe operating area for stress handling. This makes it ideal for applications where a steady 5V supply is needed, such as powering microcontrollers, sensors, or other digital logic circuits.
The IC is simple to use, usually requiring only two capacitors for stability when placed in a basic configuration. Its TO-220, TO-92, or SOT-223 package options allow for versatility in layout and heat dissipation considerations. Overall, the 78M05 is valued for its reliability, ease of use, and protection features in various electronic applications.
Equivalent
Features
1. Input Voltage: Typically requires an input voltage between 7V to 35V to produce a stable 5V output.
2. Output Current: Can provide up to 1A output current, depending on the power dissipation and thermal conditions.
3. Thermal Overload Protection: Includes built-in protection to prevent damage due to overheating.
4. Short-Circuit Protection: Safeguards against excessive current that could cause damage, by limiting the output current.
5. Package Options: Available in several packages, such as TO-220, TO-92, and DPAK, for different applications.
6. Low Quiescent Current: Consumes minimal current when not delivering load, which is beneficial for power-sensitive applications.
7. Dropout Voltage: Typically around 2V, meaning the input needs to be at least 2V higher than the output.
The 78M05 is widely used in electronic circuits for reliable voltage regulation due to its simplicity and robustness.
Pinout
1. Input (Pin 1 or IN): This pin is where the unregulated input voltage is applied. The input voltage must be higher than the desired output voltage by a certain margin to ensure proper regulation, typically 2-3 volts above the output.
2. Ground (Pin 2 or GND): This pin is connected to the ground of both the input and output systems. It serves as the common reference point for the input and output voltages.
3. Output (Pin 3 or OUT): This pin provides the regulated output voltage of 5 volts. It connects to the load or the system that requires the stabilized voltage.
The 78M05 voltage regulator is widely used in electronic circuits to maintain a constant 5V output, despite variations in input voltage or load conditions.
Manufacturer
1. Texas Instruments (TI): TI is a global semiconductor design and manufacturing company that develops analog chips and embedded processors, serving industries such as automotive, industrial, and consumer electronics.
2. ON Semiconductor (now onsemi): onsemi focuses on intelligent power and sensing technologies, providing solutions for automotive, industrial, cloud, and Internet of Things (IoT) applications.
3. STMicroelectronics: ST is a global semiconductor leader delivering solutions that enable smarter driving and smarter factories, cities, and homes, with a focus on power, analog, and mixed-signal devices.
4. Fairchild Semiconductor: Fairchild was a major player in the semiconductor industry, known for its power management and mobile semiconductor solutions. It was acquired by ON Semiconductor in 2016.
These companies are integral to the electronics supply chain, providing essential components for a wide range of electronic devices and applications.