LM317LCPWR

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LM317LCPWR

IC REG LIN POS ADJ 100MA 8TSSOP

  • Manufacturer
  • Mfr. Part #LM317LCPWR
  • Package TSSOP (PW)-8
  • Datasheet
  • In Stock4971

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Specifications

Package Tape & Reel (TR),Cut Tape (CT),Bulk
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 0°C ~ 125°C
MountingType Surface Mount
Package/Case 8-TSSOP (0.173, 4.40mm Width)

Overview

Description

The LM317LCPWR is a popular, adjustable three-terminal voltage regulator designed for a wide range of applications. It can provide an output voltage range of 1.25V to 37V with an output current capability of up to 100 mA, making it suitable for various electronic devices and projects. This regulator is part of the LM317 series and is valued for its versatility and ease of use.
Key features of the LM317LCPWR include internal current limiting, thermal overload protection, and safe area compensation, which enhance its reliability. It requires only two external resistors to set the desired output voltage, simplifying circuit design. Its TO-252 surface-mount package helps in providing efficient thermal performance in compact setups.
The LM317LCPWR is widely used in power supply designs, battery chargers, and other applications requiring stable voltage regulation. Its ability to maintain a consistent output voltage despite variations in input voltage or load conditions makes it a staple in both hobbyist and professional electronics projects.

Features

The LM317LCPWR is a versatile, adjustable voltage regulator with the following features:
1. Adjustable Output Voltage: It allows for a wide range of output voltages, typically from 1.25V to 37V, making it suitable for various applications.
2. Output Current: It supports an output current of up to 100 mA, ideal for small power projects.
3. Line Regulation: It provides excellent line regulation, typically 0.01% per volt, ensuring stable output despite changes in input voltage.
4. Load Regulation: Offers good load regulation, usually 0.1%, maintaining a consistent output as the load varies.
5. Thermal Overload Protection: Includes built-in protection against overheating, enhancing reliability and safety.
6. Current Limiting: Features current limiting for safety, preventing damage due to overcurrent conditions.
7. Safe Operating Area Protection: Ensures the device operates within its safe limits, protecting it from damage under different conditions.
8. Package: It comes in a TO-92 package, which is compact and suitable for through-hole applications.
These features make the LM317LCPWR a reliable choice for various adjustable voltage regulation tasks in electronic projects.

Package

The LM317LCPWR is a low-power voltage regulator with an SOT-223 package type. This package is a surface-mount component that provides a balance between size and thermal performance, making it suitable for various electronic applications.

Pinout

The LM317LCPWR is a three-terminal adjustable voltage regulator. It typically comes in a TO-92, SOT-223, or similar package, with three pins. The pin configuration generally includes:
1. Input (Vin): This is the pin where the input voltage is supplied. The input voltage must be higher than the desired output voltage.
2. Output (Vout): This pin provides the regulated output voltage. The output voltage can be adjusted using an external resistor network connected between the output and the adjustment pin.
3. Adjustment (Adj): This pin is used to adjust the output voltage. By connecting a resistor network between this pin and the output pin, you can set the desired output voltage level.
The LM317LCPWR allows for output voltage regulation over a range from approximately 1.25V to 37V, with a typical output current capability of up to 100 mA. It is commonly used in applications requiring a simple, adjustable voltage regulation.

Manufacturer

The LM317LCPWR is manufactured by Texas Instruments, a leading global semiconductor company. Texas Instruments designs and produces a wide range of electronic components and systems, including analog and embedded processing products. Their products are essential in various industries, including automotive, industrial, personal electronics, and communications. Texas Instruments is known for its innovation in creating high-performance, reliable, and energy-efficient solutions that drive advancements in technology.

Application

The LM317LCPWR is a voltage regulator used in various applications, including power supplies, battery chargers, and adjustable voltage regulation. It is commonly utilized in consumer electronics, communication devices, automotive electronics, and industrial equipment. Its ability to provide a stable output voltage over a range of input voltages makes it ideal for applications requiring precise voltage regulation, such as test equipment, microcontroller power supply, and LED drivers.

Equivalent

The LM317LCPWR is a low-power adjustable voltage regulator. Equivalent products include:
1. ON Semiconductor LM317L - Offers similar functionality.
2. STMicroelectronics L78L - A low-power adjustable regulator.
3. Fairchild Semiconductor LM317L - Comparable specifications.
4. NXP LM317L - Another alternative with similar capabilities.
5. Microchip MCP1700 - Provides similar voltage regulation features.
These equivalents share similar adjustable voltage outputs and current ratings suitable for low-power applications. Always verify pin configurations and electrical characteristics before substituting.

Shipping

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Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

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