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LM317LIDR
+BOMIC REG LIN POS ADJ 100MA 8SOIC
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #LM317LIDR
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パッケージ SOIC (D)-8
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在庫状況2009
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 38V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 32V |
| Current-Output | 100mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概要
Description
The LM317LIDR is a compact, adjustable voltage regulator in the TO-92 package, designed for various electronic applications. It is part of the LM317 series, known for its ability to provide a stable and adjustable output voltage. This regulator operates with an input voltage range of 3V to 40V and allows output voltage adjustments from 1.25V to 37V, making it versatile for use in circuits requiring specific voltage levels.
Key features of the LM317LIDR include a current output of up to 100 mA, thermal overload protection, and short-circuit protection, enhancing its reliability and safety in various environments. Its precision voltage reference and low standby current make it particularly useful in battery-powered devices.
This regulator is commonly used in DIY electronics projects, power supplies, and devices needing regulated voltage output. Its ease of use, combined with reliable performance, makes the LM317LIDR a popular choice among hobbyists and professionals for applications requiring adjustable voltage regulation.
Key features of the LM317LIDR include a current output of up to 100 mA, thermal overload protection, and short-circuit protection, enhancing its reliability and safety in various environments. Its precision voltage reference and low standby current make it particularly useful in battery-powered devices.
This regulator is commonly used in DIY electronics projects, power supplies, and devices needing regulated voltage output. Its ease of use, combined with reliable performance, makes the LM317LIDR a popular choice among hobbyists and professionals for applications requiring adjustable voltage regulation.
Equivalent
The LM317LIDR is a voltage regulator commonly used for adjustable voltage applications. Equivalent products include:
1. ON Semiconductor NCP1117 - Offers similar functionality with adjustable output.
2. Fairchild KA317 - Another adjustable regulator with comparable performance.
3. STMicroelectronics L78L - A linear regulator that provides similar voltage regulation.
4. Microchip MCP1825 - Offers adjustable voltage output suitable for similar applications.
These alternatives provide parallel features and can be used as replacements in various applications.
1. ON Semiconductor NCP1117 - Offers similar functionality with adjustable output.
2. Fairchild KA317 - Another adjustable regulator with comparable performance.
3. STMicroelectronics L78L - A linear regulator that provides similar voltage regulation.
4. Microchip MCP1825 - Offers adjustable voltage output suitable for similar applications.
These alternatives provide parallel features and can be used as replacements in various applications.
Features
The LM317LIDR is a versatile, adjustable voltage regulator with key features including:
1. Output Voltage Range: It offers an adjustable output voltage range from 1.25V to 37V, allowing precise voltage regulation.
2. Output Current: Capable of providing up to 100 mA of output current, suitable for low-power applications.
3. Line Regulation: It typically provides a line regulation of 0.01%/V, ensuring stable output despite variations in input voltage.
4. Load Regulation: Offers load regulation of 0.1%, maintaining consistent output under varying load conditions.
5. Thermal Overload Protection: Includes built-in thermal overload protection, safeguarding the device from overheating.
6. Short-Circuit Protection: Features current limiting for protection against short circuits.
7. Dropout Voltage: Has a dropout voltage of about 3V, necessary for maintaining regulation.
8. Package: Available in a smaller, surface-mount TO-92 or SOT-89 package, suitable for compact designs.
These features make the LM317LIDR ideal for applications requiring adjustable voltage with reliable performance and safety protections.
1. Output Voltage Range: It offers an adjustable output voltage range from 1.25V to 37V, allowing precise voltage regulation.
2. Output Current: Capable of providing up to 100 mA of output current, suitable for low-power applications.
3. Line Regulation: It typically provides a line regulation of 0.01%/V, ensuring stable output despite variations in input voltage.
4. Load Regulation: Offers load regulation of 0.1%, maintaining consistent output under varying load conditions.
5. Thermal Overload Protection: Includes built-in thermal overload protection, safeguarding the device from overheating.
6. Short-Circuit Protection: Features current limiting for protection against short circuits.
7. Dropout Voltage: Has a dropout voltage of about 3V, necessary for maintaining regulation.
8. Package: Available in a smaller, surface-mount TO-92 or SOT-89 package, suitable for compact designs.
These features make the LM317LIDR ideal for applications requiring adjustable voltage with reliable performance and safety protections.
Pinout
The LM317LIDR is a voltage regulator integrated circuit featuring a 3-pin configuration. Its primary function is to provide an adjustable positive voltage output, making it versatile for various applications requiring voltage regulation. The three pins are:
1. Input (Vin): This is where the unregulated voltage is supplied to the IC.
2. Output (Vout): This pin provides the regulated output voltage. The output voltage can be adjusted using external resistors.
3. Adjust (Adj): This pin is used to set the output voltage through an external resistor divider.
The LM317LIDR can typically provide an output voltage range from 1.25V to 37V, depending on the input voltage and external resistor configuration. It is capable of delivering a current of up to 100 mA. The device is designed to offer features such as thermal overload protection and short-circuit protection, making it robust for use in various electronic projects and applications.
1. Input (Vin): This is where the unregulated voltage is supplied to the IC.
2. Output (Vout): This pin provides the regulated output voltage. The output voltage can be adjusted using external resistors.
3. Adjust (Adj): This pin is used to set the output voltage through an external resistor divider.
The LM317LIDR can typically provide an output voltage range from 1.25V to 37V, depending on the input voltage and external resistor configuration. It is capable of delivering a current of up to 100 mA. The device is designed to offer features such as thermal overload protection and short-circuit protection, making it robust for use in various electronic projects and applications.
Manufacturer
The LM317LIDR is manufactured by Texas Instruments. Texas Instruments (TI) is a global technology company known for designing and manufacturing semiconductors and various integrated circuits, which are used in a wide array of electronic devices. The company operates in multiple segments, including analog electronics, embedded processors, and other technologies. TI is recognized for its innovation in the electronics industry and provides solutions for automotive, industrial, personal electronics, communications equipment, and enterprise systems markets.
Application
The LM317LIDR is a versatile adjustable voltage regulator used in various applications. Common areas include:
1. Power Supply Design: Provides variable output voltage for custom power supplies.
2. Battery Chargers: Used in circuits that require adjustable charging currents.
3. LED Lighting: Regulates current for consistent LED brightness.
4. Embedded Systems: Offers stable voltage for microcontrollers and sensors.
5. Communication Devices: Ensures stable power for radios and networking equipment.
6. Test Equipment: Offers precision voltage output for electronic testing purposes.
7. Consumer Electronics: Used in gadgets requiring adjustable or fixed voltage levels.
Its ability to output a wide range of voltages makes it suitable for numerous electronic projects.
1. Power Supply Design: Provides variable output voltage for custom power supplies.
2. Battery Chargers: Used in circuits that require adjustable charging currents.
3. LED Lighting: Regulates current for consistent LED brightness.
4. Embedded Systems: Offers stable voltage for microcontrollers and sensors.
5. Communication Devices: Ensures stable power for radios and networking equipment.
6. Test Equipment: Offers precision voltage output for electronic testing purposes.
7. Consumer Electronics: Used in gadgets requiring adjustable or fixed voltage levels.
Its ability to output a wide range of voltages makes it suitable for numerous electronic projects.
Package
The LM317LIDR is a voltage regulator in a SOT-223 package. This package type is a surface-mount option commonly used for low-power devices, providing a compact form factor suitable for space-constrained applications.
