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LM317MADTRKG
+Lista de MateriaisIC REG LINEAR POS ADJ 500MA DPAK
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Fabricanteonsemi
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Peça do Fabricante #LM317MADTRKG
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Pacote DPAK-3
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Especificações
| Atributo | Valor |
| 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 | 0°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | TO-252-3, DPak (2 Leads + Tab), SC-63 |
Visão Geral
Description
The LM317MADTRKG is a versatile, adjustable voltage regulator integrated circuit (IC) designed for use in a variety of electronic applications. It is part of the LM317 series, which is renowned for its ability to provide a stable output voltage ranging from 1.25V to 37V, with a maximum output current of 500 mA. This particular model is featured in a TO-252 (DPAK) surface-mount package, making it suitable for applications requiring compact design and efficient thermal management.
Key features include thermal overload protection, current limiting, and safe area protection, ensuring reliable performance even under challenging conditions. The LM317MADTRKG is often used in power supply designs, battery chargers, and adjustable power supplies. Its adjustability is achieved through an external resistor divider, allowing users to set the desired output voltage according to specific requirements.
This IC is favored for its ease of use, reliability, and the ability to maintain regulation over a wide range of input and output voltages, making it a staple in both hobbyist and professional electronics projects.
Key features include thermal overload protection, current limiting, and safe area protection, ensuring reliable performance even under challenging conditions. The LM317MADTRKG is often used in power supply designs, battery chargers, and adjustable power supplies. Its adjustability is achieved through an external resistor divider, allowing users to set the desired output voltage according to specific requirements.
This IC is favored for its ease of use, reliability, and the ability to maintain regulation over a wide range of input and output voltages, making it a staple in both hobbyist and professional electronics projects.
Equivalent
The LM317MADTRKG is a voltage regulator IC. Equivalent products include the LM317T, LM317LZ, and LM317EMP from Texas Instruments, as well as the NTE956 from NTE Electronics. Other manufacturers like ON Semiconductor and STMicroelectronics also offer similar LM317 variants. Ensure compatibility by checking electrical characteristics such as output voltage range and current rating.
Features
The LM317MADTRKG is a versatile three-terminal adjustable voltage regulator. Key features include:
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for flexible voltage requirements in various applications.
2. Output Current: Capable of delivering up to 1.5A, suitable for medium power applications.
3. Line Regulation: Typically 0.01%/V, ensuring stable output despite variations in input voltage.
4. Load Regulation: Typically 0.1%, maintaining consistent voltage output under varying load conditions.
5. Thermal Overload Protection: Safeguards the device against overheating by shutting down the regulator when necessary.
6. Current Limiting: Prevents excessive current flow, protecting both the device and the circuit.
7. Safe Area Protection: Ensures operation within the specified limits to prevent damage.
8. Package Options: Available in TO-252, a surface-mount package for compact designs.
9. Dropout Voltage: Low dropout voltage, typically around 3V, enhancing efficiency.
10. Temperature Range: Operates over a wide temperature range, suitable for various environments.
These features make the LM317MADTRKG ideal for power supply applications requiring adjustable outputs and robust protection mechanisms.
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for flexible voltage requirements in various applications.
2. Output Current: Capable of delivering up to 1.5A, suitable for medium power applications.
3. Line Regulation: Typically 0.01%/V, ensuring stable output despite variations in input voltage.
4. Load Regulation: Typically 0.1%, maintaining consistent voltage output under varying load conditions.
5. Thermal Overload Protection: Safeguards the device against overheating by shutting down the regulator when necessary.
6. Current Limiting: Prevents excessive current flow, protecting both the device and the circuit.
7. Safe Area Protection: Ensures operation within the specified limits to prevent damage.
8. Package Options: Available in TO-252, a surface-mount package for compact designs.
9. Dropout Voltage: Low dropout voltage, typically around 3V, enhancing efficiency.
10. Temperature Range: Operates over a wide temperature range, suitable for various environments.
These features make the LM317MADTRKG ideal for power supply applications requiring adjustable outputs and robust protection mechanisms.
Pinout
The LM317MADTRKG is a voltage regulator with a 3-pin configuration. Its primary function is to provide an adjustable output voltage, typically ranging from 1.25V to 37V, with an input voltage of up to 40V. The three pins are:
1. Input (VIN): This pin receives the unregulated input voltage.
2. Output (VOUT): This pin supplies the regulated output voltage.
3. Adjustment (ADJ): This pin is used to adjust the output voltage. By connecting a resistor between the output and adjustment pins, the output voltage can be set to the desired level.
This device is used in applications requiring a stable and adjustable power supply, such as power supplies for electronic devices, battery chargers, and variable voltage supplies. It provides features like current limiting and thermal overload protection, making it robust and reliable for various applications.
1. Input (VIN): This pin receives the unregulated input voltage.
2. Output (VOUT): This pin supplies the regulated output voltage.
3. Adjustment (ADJ): This pin is used to adjust the output voltage. By connecting a resistor between the output and adjustment pins, the output voltage can be set to the desired level.
This device is used in applications requiring a stable and adjustable power supply, such as power supplies for electronic devices, battery chargers, and variable voltage supplies. It provides features like current limiting and thermal overload protection, making it robust and reliable for various applications.
Manufacturer
The LM317MADTRKG is manufactured by ON Semiconductor. ON Semiconductor is a global company that designs and manufactures semiconductor components. They specialize in providing a wide range of products, including power management solutions, sensors, and custom devices for various applications in fields such as automotive, industrial, and consumer electronics. The company focuses on energy-efficient innovations and solutions that contribute to reducing global energy consumption.
Application
The LM317MADTRKG is a versatile adjustable voltage regulator commonly used in various applications. It is suitable for power supply designs, especially where adjustable output voltage is required. Key application areas include battery chargers, LED drivers, and power management systems in consumer electronics. It can also be used in test equipment, industrial automation systems, and communication devices to stabilize and regulate voltage outputs. Its capability to provide a variable output makes it ideal for prototypes and development projects where voltage adjustments are necessary. Additionally, it is used in educational settings for teaching electronic circuit design and voltage regulation concepts.
Package
The LM317MADTRKG is packaged in a DPAK (TO-252) surface-mount configuration. It is used for adjustable voltage regulation applications.
