仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 37V |
| Current-Output | 500mA |
| Current-Quiescent(Iq) | 10 mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
概要
Description
The LM317MABDTRKG is a popular adjustable voltage regulator in the LM317 series, used to provide a stable output voltage from a variable input voltage. Manufactured by ON Semiconductor, this component is designed to offer a wide range of output voltages, typically from 1.25V to 37V, with a maximum output current of 500mA, making it suitable for various low-power applications. It features internal current limiting, thermal overload protection, and safe area compensation, enhancing reliability and safety during operation.
The "BDTRKG" in its designation refers to specific attributes: "B" indicates a bulk packaging option, "D" denotes a surface-mount device (SMD) package, "TR" refers to tape and reel packaging, and "KG" specifies a lead-free, RoHS-compliant product. This version is ideal for use in environments requiring small component sizes and automated assembly processes.
Its versatility and robust performance make the LM317MABDTRKG a popular choice in power supply designs, battery chargers, and adjustable power supplies across various electronic projects.
The "BDTRKG" in its designation refers to specific attributes: "B" indicates a bulk packaging option, "D" denotes a surface-mount device (SMD) package, "TR" refers to tape and reel packaging, and "KG" specifies a lead-free, RoHS-compliant product. This version is ideal for use in environments requiring small component sizes and automated assembly processes.
Its versatility and robust performance make the LM317MABDTRKG a popular choice in power supply designs, battery chargers, and adjustable power supplies across various electronic projects.
Equivalent
Equivalent products to the LM317MABDTRKG, a voltage regulator, include the LM317 series from other manufacturers and similar adjustable voltage regulators. Examples include the LM317Tfrom STMicroelectronics, LM317ATfrom ON Semiconductor, and L78S05CV from STMicroelectronics. These equivalents generally offer similar functionality in terms of adjustable output voltage and current capabilities. However, it's important to compare specific specifications and package types to ensure compatibility with your application.
Features
The LM317MABDTRKG is a versatile adjustable voltage regulator. Key features include:
1. Output Voltage Range: It can adjust output voltage from 1.2V to 37V, making it suitable for various applications.
2. Output Current: Capable of delivering output currents up to 500 mA.
3. Voltage Regulation: Ensures excellent line and load regulation, providing stable output.
4. Thermal Overload Protection: Protects the device by shutting down in case of excessive temperature.
5. Short-Circuit Protection: Safeguards against damage from short circuits by limiting the current.
6. Floating Operation: Can operate with a floating voltage, offering flexibility in different circuit designs.
7. Low Dropout Voltage: Efficient operation with low voltage drop between input and output.
8. Package Type: Available in a DPAK surface-mount package, suitable for compact designs.
9. Temperature Range: Operates over a wide temperature range, making it reliable in various environmental conditions.
These features make the LM317MABDTRKG a reliable and adaptable choice for regulating voltage in diverse electronic applications.
1. Output Voltage Range: It can adjust output voltage from 1.2V to 37V, making it suitable for various applications.
2. Output Current: Capable of delivering output currents up to 500 mA.
3. Voltage Regulation: Ensures excellent line and load regulation, providing stable output.
4. Thermal Overload Protection: Protects the device by shutting down in case of excessive temperature.
5. Short-Circuit Protection: Safeguards against damage from short circuits by limiting the current.
6. Floating Operation: Can operate with a floating voltage, offering flexibility in different circuit designs.
7. Low Dropout Voltage: Efficient operation with low voltage drop between input and output.
8. Package Type: Available in a DPAK surface-mount package, suitable for compact designs.
9. Temperature Range: Operates over a wide temperature range, making it reliable in various environmental conditions.
These features make the LM317MABDTRKG a reliable and adaptable choice for regulating voltage in diverse electronic applications.
Pinout
The LM317MABDTRKG is a voltage regulator integrated circuit. It typically comes in a surface-mount package like the DPAK, which has 3 pins. The pin functions are as follows:
1. Input (Vin): This pin receives the unregulated input voltage that you want to regulate.
2. Output (Vout): This pin provides the regulated output voltage.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting this pin to the midpoint of a voltage divider connected between the output and ground, you can adjust the output voltage.
The LM317 is an adjustable voltage regulator, allowing you to set the output voltage to a desired level using external resistors. It is commonly used in power supply applications where a stable and adjustable DC voltage is needed.
1. Input (Vin): This pin receives the unregulated input voltage that you want to regulate.
2. Output (Vout): This pin provides the regulated output voltage.
3. Adjust (Adj): This pin is used to set the output voltage. By connecting this pin to the midpoint of a voltage divider connected between the output and ground, you can adjust the output voltage.
The LM317 is an adjustable voltage regulator, allowing you to set the output voltage to a desired level using external resistors. It is commonly used in power supply applications where a stable and adjustable DC voltage is needed.
Manufacturer
The LM317MABDTRKG is manufactured by ON Semiconductor. ON Semiconductor, now known as onsemi, is a leading semiconductor company that designs, manufactures, and supplies a wide range of electronic components. The company focuses on energy-efficient and sustainable solutions across various industries, including automotive, industrial, cloud power, and Internet of Things (IoT). Onsemi is known for its innovations in power management, analog, sensors, and connectivity technologies, aiming to provide comprehensive solutions for modern electronic systems.
Application
The LM317MABDTRKG is a versatile adjustable voltage regulator commonly used in various applications. It is ideal for power supply designs that require adjustable output voltages, such as laboratory power supplies, battery chargers, and LED drivers. It is also used in telecommunications equipment, industrial automation systems, and personal electronics for voltage regulation purposes. The LM317 is favored in applications where stable and precise voltage regulation is essential, especially in scenarios where input fluctuations need to be minimized. It serves well in educational projects and DIY electronics as a reliable component for voltage management.
Package
The LM317MABDTRKG is a voltage regulator typically provided in a DPAK (TO-252) package. This package type is designed for surface mounting on PCBs, offering a compact and efficient solution for thermal management in voltage regulation applications.
