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LM317AEMPX
+StücklisteIC REG LIN POS ADJ 1.5A SOT223-4
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HerstellerTexas Instruments
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Herstellerteil #LM317AEMPX
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Paket SOT-223 (DCY)-4
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Auf Lager7684
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR) |
| ProductStatus | Not For New Designs |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 40V |
| Voltage-Output(Min/Fixed) | 1.25V |
| Voltage-Output(Max) | 37V |
| Current-Output | 1.5A |
| Current-Quiescent(Iq) | 10 mA |
| PSRR | 80dB ~ 65dB (120Hz) |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | TO-261-4, TO-261AA |
Übersicht
Description
The LM317AEMPX is a popular adjustable linear voltage regulator. Manufactured by Texas Instruments, it is designed to provide a stable output voltage that can be adjusted between 1.25V and 37V, depending on the input voltage and external resistor configuration. The device can deliver output currents up to 1.5A, making it suitable for a wide range of applications, including power supplies and battery chargers.
Key features of the LM317AEMPX include its overload protection, internal current limiting, and thermal shutdown capabilities, which enhance reliability and safety in various operating conditions. The LM317AEMPX is typically housed in a TO-220 package, but it can also be available in other package types to suit different design requirements.
Its ease of use, versatility, and robust performance make the LM317AEMPX a staple in electronic design where precise voltage regulation is required. Its adjustable nature allows for flexibility in applications requiring different voltage levels from a single device.
Key features of the LM317AEMPX include its overload protection, internal current limiting, and thermal shutdown capabilities, which enhance reliability and safety in various operating conditions. The LM317AEMPX is typically housed in a TO-220 package, but it can also be available in other package types to suit different design requirements.
Its ease of use, versatility, and robust performance make the LM317AEMPX a staple in electronic design where precise voltage regulation is required. Its adjustable nature allows for flexibility in applications requiring different voltage levels from a single device.
Equivalent
The LM317AEMPX is a voltage regulator IC. Equivalent products include:
1. LM317T: A similar adjustable voltage regulator with the same voltage and current specifications.
2. LM317L: A low-current variant of the LM317 series.
3. L78S05CV Fixed voltage regulator, similar package.
4. TL783: High voltage adjustable regulator.
5. NTE956: A functionally similar replacement for the LM317 series.
Always double-check the datasheets for compatibility in specific applications.
1. LM317T: A similar adjustable voltage regulator with the same voltage and current specifications.
2. LM317L: A low-current variant of the LM317 series.
3. L78S05CV Fixed voltage regulator, similar package.
4. TL783: High voltage adjustable regulator.
5. NTE956: A functionally similar replacement for the LM317 series.
Always double-check the datasheets for compatibility in specific applications.
Features
The LM317AEMPX is a versatile linear voltage regulator known for its adjustable output capabilities. Key features include:
1. Adjustable Output Voltage: It provides an output voltage range from 1.25V to 37V, allowing for flexible applications.
2. Output Current: It supports a maximum output current of up to 1.5A, making it suitable for medium power applications.
3. Load and Line Regulation: It offers excellent load and line regulation, ensuring stable output even with variations in input voltage or output load.
4. Thermal Overload Protection: The device includes internal thermal overload protection to prevent damage from overheating.
5. Short-Circuit Protection: It features current limiting for short-circuit protection, enhancing reliability.
6. Adjustable Voltage Capability: Requires only two external resistors to set the desired output voltage, simplifying design and integration.
7. Dropout Voltage: The LM317AEMPX has a relatively low dropout voltage, enhancing efficiency.
8. Package Options: It comes in various package options, including surface-mount and through-hole, to accommodate different design requirements.
9. Applications: Widely used in power supply designs, battery chargers, and adjustable power devices.
These features make the LM317AEMPX a popular choice for various electronic applications requiring stable and adjustable voltage regulation.
1. Adjustable Output Voltage: It provides an output voltage range from 1.25V to 37V, allowing for flexible applications.
2. Output Current: It supports a maximum output current of up to 1.5A, making it suitable for medium power applications.
3. Load and Line Regulation: It offers excellent load and line regulation, ensuring stable output even with variations in input voltage or output load.
4. Thermal Overload Protection: The device includes internal thermal overload protection to prevent damage from overheating.
5. Short-Circuit Protection: It features current limiting for short-circuit protection, enhancing reliability.
6. Adjustable Voltage Capability: Requires only two external resistors to set the desired output voltage, simplifying design and integration.
7. Dropout Voltage: The LM317AEMPX has a relatively low dropout voltage, enhancing efficiency.
8. Package Options: It comes in various package options, including surface-mount and through-hole, to accommodate different design requirements.
9. Applications: Widely used in power supply designs, battery chargers, and adjustable power devices.
These features make the LM317AEMPX a popular choice for various electronic applications requiring stable and adjustable voltage regulation.
Pinout
The LM317AEMPX is a voltage regulator commonly used for adjustable power supply applications. It comes in a SOT-223 package, which is a three-pin package. The pin configuration and functions are as follows:
1. Input (Pin 1): This pin receives the unregulated input voltage which the LM317AEMPX regulates to provide a stable output voltage.
2. Output (Pin 2): This pin provides the regulated output voltage. The output voltage can be adjusted to any level between 1.25V to 37V using an external resistor-divider network.
3. Adjust (Pin 3): This pin is used to set the output voltage. By connecting resistors between this pin, the output pin, and ground, the desired output voltage can be set.
The LM317AEMPX requires a minimum load current to maintain regulation and offers features such as over-temperature protection and current limiting.
1. Input (Pin 1): This pin receives the unregulated input voltage which the LM317AEMPX regulates to provide a stable output voltage.
2. Output (Pin 2): This pin provides the regulated output voltage. The output voltage can be adjusted to any level between 1.25V to 37V using an external resistor-divider network.
3. Adjust (Pin 3): This pin is used to set the output voltage. By connecting resistors between this pin, the output pin, and ground, the desired output voltage can be set.
The LM317AEMPX requires a minimum load current to maintain regulation and offers features such as over-temperature protection and current limiting.
Manufacturer
The LM317AEMPX is manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the top ten semiconductor companies worldwide based on sales volume. TI is known for its innovation in analog technology, digital signal processing, microcontrollers, and various other electronic components, serving industries like automotive, industrial, personal electronics, communications equipment, and enterprise systems.
Application
The LM317AEMPX is a versatile adjustable voltage regulator used in a variety of applications. Common areas include power supply design for electronic devices, battery chargers, and voltage regulation in embedded systems. It is suitable for creating adjustable power supplies in lab equipment, consumer electronics, and communication devices. The LM317AEMPX is also used in industrial automation systems for voltage control and regulation. Its ability to provide a stable output voltage makes it ideal for test equipment and instrumentation where precision is necessary. Additionally, it's utilized in DIY electronics projects, educational kits, and prototyping due to its simplicity and reliability.
Package
The LM317AEMPX is a linear voltage regulator that comes in a SOT-223 package type. This package is a surface-mount, three-lead configuration designed for efficient heat dissipation and compact applications.
