LM317MDCYR

Abbildungen dienen nur als Referenz

LM317MDCYR

+Stückliste

IC REG LIN POS ADJ 500MA SOT223

365 Tage Qualitätsgarantie

7*24 Stunden-Servicegarantie

90-Tage Kundendienstgarantie

Originalproduktgarantie

Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Active
OutputConfiguration Positive
OutputType Adjustable
NumberofRegulators 1
Voltage-Input(Max) 40V
Voltage-Output(Min/Fixed) 1.25V
Voltage-Output(Max) 37V
Current-Output 500mA
PSRR 80dB ~ 65dB (120Hz)
ProtectionFeatures Over Current, Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case TO-261-4, TO-261AA

Übersicht

Description

The LM317MDCYR is a versatile, adjustable three-terminal voltage regulator, primarily used for voltage regulation in electronic circuits. Manufactured by Texas Instruments, this device is capable of delivering output currents up to 500 mA with an output voltage adjustable between 1.25V and 37V. The LM317MDCYR is known for its ease of use and reliability, featuring internal current limiting, thermal overload protection, and safe area compensation, which collectively enhance its performance and durability.
This regulator is housed in a small-outline SOT-223 package, making it suitable for applications where space is limited. It is widely used in various applications, including power supply design, battery chargers, LED drivers, and any adjustable power supplies. The LM317MDCYR offers high output voltage accuracy and requires only two external resistors to set the output voltage, making it user-friendly for engineers and hobbyists alike. Its robust protection features and flexible voltage range make it a popular choice in both consumer electronics and industrial applications.

Equivalent

The LM317MDCYR is a voltage regulator chip. Equivalent products include:
1. LM317: General equivalent in various packages.
2. LM117: A higher grade version of the LM317.
3. L78Mxx Series: Depending on the desired output voltage.
4. LT1086: A drop-in replacement with a lower dropout voltage.
5. NTE956: An NTE Electronics equivalent.
These equivalents may vary in specific parameters, so ensure compatibility with your application requirements.

Features

The LM317MDCYR is a versatile adjustable voltage regulator designed for various electronic applications. Key features include:
1. Output Voltage Range: Adjustable from 1.25V to 37V, allowing for flexible voltage regulation.
2. Output Current: Capable of delivering up to 500 mA output current, suitable for moderate power applications.
3. Line Regulation: Offers excellent line regulation of 0.01%/V, ensuring stable output despite input voltage variations.
4. Load Regulation: Maintains load regulation of 0.1%, providing consistent performance under varying load conditions.
5. Thermal Protection: Comes with built-in thermal overload protection to prevent damage due to overheating.
6. Short-Circuit Protection: Includes current limiting to protect against short circuits.
7. Low Dropout Voltage: Features a dropout voltage of typically 3V at 500 mA, which is useful for low voltage differentials.
8. Temperature Range: Operates over a temperature range from -40°C to 125°C, making it suitable for industrial environments.
9. Package: Available in a surface-mount package (SOT-223), facilitating compact designs.
These features make the LM317MDCYR ideal for use in power supply systems, battery chargers, and various adjustable power scenarios.

Pinout

The LM317MDCYR is a voltage regulator IC with three pins. Here's a brief overview of its pin count and functions:
1. Input (Pin 1): This pin is connected to the unregulated input voltage. It supplies power to the regulator.
2. Output (Pin 2): This pin provides the regulated output voltage. The output voltage is adjustable and depends on the external resistor network connected to it.
3. Adjust (Pin 3): This pin is used to set the output voltage. By connecting a resistor between the output and this pin, and another resistor from this pin to ground, users can adjust the output voltage to a desired level.
The LM317MDCYR is commonly used for providing a stable and adjustable voltage supply in various electronic circuits.

Manufacturer

The LM317MDCYR is manufactured by Texas Instruments. Texas Instruments is a global technology company known for designing and manufacturing semiconductors and various integrated circuits. They serve a wide range of industries, including automotive, industrial, personal electronics, and communications equipment, focusing on innovation and efficiency in electronic components.

Application

The LM317MDCYR is a versatile voltage regulator used in numerous applications. It is commonly used in power supply designs to provide a stable output voltage, suitable for battery chargers, adjustable power supplies, and LED drivers. It's also utilized in embedded systems and consumer electronics for voltage regulation and current limiting. Additionally, the LM317MDCYR is found in instrumentation and control systems, where precise voltage handling is crucial. Its ability to deliver adjustable output voltage makes it ideal for prototyping and development purposes in various electronic projects.

Package

The LM317MDCYR is a voltage regulator packaged in the SOIC-8 (Small Outline Integrated Circuit) package type. This package is surface-mount and features a compact design suitable for applications requiring moderate current regulation and small board space.

Produkte, die mit LM317MDCYR zusammenhängen