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LM317LIPK
+Lista de MateriaisIC REG LIN POS ADJ 0.1A SOT89-3
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FabricanteUMW
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Peça do Fabricante #LM317LIPK
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 37V |
| Current-Output | 100mA |
| Current-Quiescent(Iq) | 100 µA |
| PSRR | 75dB ~ 60dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package | TO-243AA |
| SupplierDevicePackage | SOT-89-3 |
| Packaging | Cut Tape (CT), Tape & Reel (TR) |
Visão Geral
Description
The LM317LIPK is a three-terminal adjustable voltage regulator that is widely used in electronic circuits to provide a stable output voltage. It is a variant of the LM317 series, designed for low current applications, typically providing up to 100 mA of output current. The device allows for output voltages ranging from 1.25V to 37V, which can be set using two external resistors.
Key features of the LM317LIPK include thermal overload protection, short-circuit protection, and safe area compensation, making it robust and reliable for various applications. Its versatility allows it to be used in battery chargers, power supplies, and as a voltage regulator in embedded systems. The device comes in various packages, including the TO-92 for through-hole applications and SOT-89 for surface-mount applications.
Its ease of use, combined with its ability to provide a precise output voltage, makes the LM317LIPK a popular choice among hobbyists and professionals for low-power, regulated power supply designs.
Key features of the LM317LIPK include thermal overload protection, short-circuit protection, and safe area compensation, making it robust and reliable for various applications. Its versatility allows it to be used in battery chargers, power supplies, and as a voltage regulator in embedded systems. The device comes in various packages, including the TO-92 for through-hole applications and SOT-89 for surface-mount applications.
Its ease of use, combined with its ability to provide a precise output voltage, makes the LM317LIPK a popular choice among hobbyists and professionals for low-power, regulated power supply designs.
Equivalent
The LM317LIPK is a low-current, adjustable voltage regulator. Equivalent products include:
1. NTE965 - An adjustable voltage regulator with similar specifications.
2. KA317 - An adjustable 3-terminal voltage regulator from Fairchild Semiconductor.
3. L78L - Series from STMicroelectronics, offering similar functionality.
4. MC317 - From ON Semiconductor, providing comparable features.
5. UA78L - Series by Texas Instruments, offering similar ratings.
Always verify the specifications to ensure compatibility with your application.
1. NTE965 - An adjustable voltage regulator with similar specifications.
2. KA317 - An adjustable 3-terminal voltage regulator from Fairchild Semiconductor.
3. L78L - Series from STMicroelectronics, offering similar functionality.
4. MC317 - From ON Semiconductor, providing comparable features.
5. UA78L - Series by Texas Instruments, offering similar ratings.
Always verify the specifications to ensure compatibility with your application.
Features
The LM317LIPK is a versatile, adjustable voltage regulator with the following key features:
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for a wide range of applications.
2. Output Current: Delivers up to 100 mA, suitable for low-power applications.
3. Line Regulation: Offers a typical line regulation of 0.01%, maintaining stable output with varying input voltages.
4. Load Regulation: Provides excellent load regulation, typically 0.1%, ensuring consistent output under different load conditions.
5. Thermal Overload Protection: Protects the device from overheating by limiting the maximum temperature.
6. Current Limiting: Built-in current limiting prevents excessive current flow, safeguarding connected components.
7. Safe Operating Area (SOA) Protection: Ensures reliable performance by maintaining operation within safe limits.
8. Package Options: Available in TO-92 and other compact packages, suited for space-constrained designs.
9. Temperature Range: Operates over a wide temperature range from -40°C to 125°C, suitable for various environmental conditions.
These features make the LM317LIPK ideal for use in power supply designs, battery chargers, and other applications requiring stable voltage regulation.
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for a wide range of applications.
2. Output Current: Delivers up to 100 mA, suitable for low-power applications.
3. Line Regulation: Offers a typical line regulation of 0.01%, maintaining stable output with varying input voltages.
4. Load Regulation: Provides excellent load regulation, typically 0.1%, ensuring consistent output under different load conditions.
5. Thermal Overload Protection: Protects the device from overheating by limiting the maximum temperature.
6. Current Limiting: Built-in current limiting prevents excessive current flow, safeguarding connected components.
7. Safe Operating Area (SOA) Protection: Ensures reliable performance by maintaining operation within safe limits.
8. Package Options: Available in TO-92 and other compact packages, suited for space-constrained designs.
9. Temperature Range: Operates over a wide temperature range from -40°C to 125°C, suitable for various environmental conditions.
These features make the LM317LIPK ideal for use in power supply designs, battery chargers, and other applications requiring stable voltage regulation.
Pinout
The LM317LIPK is a three-terminal adjustable voltage regulator integrated circuit. It is designed to provide output voltages in the 1.25V to 37V range with a maximum output current of 100 mA. The pin count and functions are as follows:
1. Input (IN): This pin receives the input voltage that you want to regulate.
2. Output (OUT): This pin provides the regulated output voltage.
3. Adjust (ADJ): This pin is used to adjust the output voltage by connecting it to a voltage divider network.
Using external resistors connected to the ADJ pin, you can set the output voltage according to your requirements. The LM317LIPK is commonly used in applications where a stable output voltage is needed, like power supplies and battery chargers.
1. Input (IN): This pin receives the input voltage that you want to regulate.
2. Output (OUT): This pin provides the regulated output voltage.
3. Adjust (ADJ): This pin is used to adjust the output voltage by connecting it to a voltage divider network.
Using external resistors connected to the ADJ pin, you can set the output voltage according to your requirements. The LM317LIPK is commonly used in applications where a stable output voltage is needed, like power supplies and battery chargers.
Manufacturer
The LM317LIPK is manufactured by Texas Instruments (TI), a well-known American technology company. Texas Instruments is a global leader in designing and manufacturing semiconductors and various integrated circuits, which are used in electronic design and development. The company produces a wide range of products, including analog chips, embedded processors, and digital light processing technology. TI serves multiple industries, such as automotive, industrial, personal electronics, and communications equipment. Known for its innovation and emphasis on engineering, Texas Instruments plays a significant role in advancing electronics technology worldwide.
Application
The LM317LIPK is a versatile linear voltage regulator commonly used in various applications. Its primary function is to provide a stable output voltage, making it ideal for power supply design in electronic devices. Typical application areas include adjustable power supplies, battery chargers, and constant current regulators. It is also used in microcontroller-based projects for maintaining a consistent voltage level. Additionally, the LM317LIPK is suitable for use in analog and digital circuits where precise voltage regulation is essential, such as in communication equipment and various consumer electronics. Its ease of use and reliability make it a popular choice for both hobbyists and professional engineers.
Package
The LM317LIPK is a voltage regulator packaged in a TO-92 form factor. This package type is commonly used for small, low-power applications and features three leads for input, output, and adjustment, facilitating easy mounting on printed circuit boards.
