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MC79M12BDTRKG
+NomenclatureIC REG LINEAR -12V 500MA DPAK
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FabricantSemi - conducteurs
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Pièce fabricant #MC79M12BDTRKG
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Package DPAK-3
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En stock7276
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Negative |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | -35V |
| Voltage-Output(Min/Fixed) | -12V |
| VoltageDropout(Max) | 1.1V @ 500mA (Typ) |
| Current-Output | 500mA |
| PSRR | 60dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
Présentation
Description
Key features of the MC79M12BDTRKG include internal current limiting, thermal shutdown, and safe area protection, ensuring reliability and safety during operation. It typically comes in a TO-252-3 package, which is suitable for surface-mount applications, making it ideal for compact designs.
The regulator requires input and output capacitors for stable operation and is able to handle input voltages sufficiently higher than the desired output to function properly. The device's performance, combined with its protective features, makes it suitable for various applications, including industrial equipment, communication devices, and consumer electronics.
Equivalent
1. LM7912 by Texas Instruments
2. KA7912 by ON Semiconductor / Fairchild Semiconductor
3. L7912CV by STMicroelectronics
These components serve similar functions in providing stable negative voltage regulation and can be used in place of the MC79M12BDTRKG in compatible circuit designs. Always check the datasheets for specific electrical characteristics and pin configurations to ensure compatibility.
Features
1. Output Voltage: -12V with a typical output current of 0.5A.
2. Input Voltage: Can handle up to -35V.
3. Regulation: Good line and load regulation.
4. Built-in Protection: Offers features like current limiting, thermal shutdown, and safe area protection to prevent damage due to overload conditions.
5. Operating Temperature: Suitable for a range of operating temperatures, typically from -40°C to +125°C.
6. Package: Available in a DPAK surface-mount package for ease of use in various circuit designs.
7. Applications: Commonly used in power supply designs for consumer electronics, industrial equipment, and other applications requiring a stable negative voltage source.
These features make the MC79M12BDTRKG a reliable choice for applications requiring a regulated negative voltage supply.
Pinout
In terms of pin count and function, the MC79M12BDTRKG typically comes in a TO-252 (DPAK) package, which is a 3-pin configuration. The functions of these pins are generally as follows:
1. Input (Pin 1): This pin is connected to the input voltage, which should be more negative than the desired output voltage.
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.
3. Output (Pin 3): This pin provides the regulated -12V output.
This regulator is used for applications requiring stable and precise negative voltage regulation, such as in power supplies and consumer electronics. It is important to consult the specific datasheet for detailed electrical characteristics and additional information like thermal considerations.