LM1117MP-1.8

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LM1117MP-1.8

IC REG LINEAR 1.8V 800MA SOT223

  • Fabricant
  • Mfr. Partie #LM1117MP-1.8
  • Paquet TO261-4
  • Fiche de données
  • En stock4476

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Spécifications

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 15V
Voltage-Output(Min/Fixed) 1.8V
VoltageDropout(Max) 1.2V @ 800mA
Current-Output 800mA
Current-Quiescent(Iq) 5 mA
Current-Supply(Max) 10 mA
PSRR 75dB (120Hz)
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature 0°C ~ 125°C
MountingType Surface Mount
Package/Case TO-261-4, TO-261AA

Vue d'ensemble

Description

The LM1117MP-1.8 is a low dropout voltage regulator specifically designed to provide a stable 1.8V output from a higher voltage input. Part of the LM1117 series, it is known for its low dropout voltage, typically around 1.2V at full load current, which makes it suitable for applications requiring efficient regulation close to the input voltage. Housed in a SOT-223 package, the LM1117MP-1.8 offers a maximum output current of 800mA.
This regulator features internal current limiting, thermal shutdown, and safe area compensation, ensuring robust protection against overload conditions. It requires only two external capacitors for stability, making it simple to use in a variety of applications, such as powering microprocessors, industrial equipment, and consumer electronics.
The LM1117MP-1.8 is compatible with standard regulator designs, facilitating easy integration into existing systems. Its compact size and reliable performance make it a popular choice for designers needing a fixed 1.8V output with minimal external components.

Features

The LM1117MP-1.8 is a low-dropout (LDO) linear voltage regulator designed to provide a stable 1.8V output. Key features include:
1. Output Voltage: Fixed at 1.8V, suitable for various digital and analog devices.
2. Low Dropout Voltage: Typically around 1.2V at full load, enhancing efficiency in low-voltage applications.
3. Output Current: Capable of delivering up to 800mA, making it suitable for moderate power requirements.
4. Thermal Protection: Includes built-in thermal shutdown to prevent overheating.
5. Current Limiting: Offers protection against overcurrent conditions.
6. Fast Transient Response: Quickly adapts to changes in load conditions, maintaining stable output.
7. Stability: Requires only a small output capacitor for stability, simplifying design.
8. Package Options: Available in SOT-223 and other compact packages, suited for space-constrained applications.
9. Wide Temperature Range: Operates over a wide temperature range, suitable for various environments.
These features make the LM1117MP-1.8 a reliable choice for powering microcontrollers, sensors, and other low-voltage electronic components.

Package

The LM1117MP-1.8 is a voltage regulator with a fixed output voltage of 1.8V. It typically comes in a SOT-223 package, which is a small-outline package commonly used for surface mounting on circuit boards.

Pinout

The LM1117MP-1.8 is a low dropout voltage regulator with a fixed output voltage of 1.8 volts. It typically comes in a SOT-223 package, which has 3 pins. The pin count and functions are as follows:
1. Pin 1 (ADJ/GND): In the fixed version like the LM1117MP-1.8, this pin serves as the ground. For adjustable versions, it acts as the adjustment pin, but in this fixed variant, it is connected to ground.
2. Pin 2 (VOUT): This is the output pin where the regulated 1.8V is delivered.
3. Pin 3 (VIN): This pin is for the input voltage which should be higher than 1.8V to ensure proper regulation.
The LM1117 series is known for its low dropout voltage, making it suitable for applications where the input voltage is relatively close to the output voltage, providing efficient power regulation and stability.

Manufacturer

The LM1117MP-1.8 is manufactured by Texas Instruments. Texas Instruments is a global semiconductor design and manufacturing company. They are known for developing analog chips and embedded processors, which are widely used in various electronic devices and applications. Texas Instruments serves industries such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. They are recognized for their innovation and focus on sustainability, striving to create technology that makes the world safer, smarter, and more efficient.

Application

The LM1117MP-1.8 is a voltage regulator designed for applications requiring a stable 1.8V output. Common application areas include powering microcontrollers, microprocessors, and other digital circuits in consumer electronics, industrial systems, and communication devices. It is also used in battery-powered equipment, where efficient voltage regulation is essential. Its low dropout voltage characteristic makes it suitable for applications requiring efficient power management and regulation from a slightly higher voltage source.

Equivalent

The LM1117MP-1.8 is a low-dropout voltage regulator. Equivalent products include the LD1117-1.8 by STMicroelectronics, the NCP1117-1.8 by ON Semiconductor, and the MIC39100-1.8 by Microchip Technology. These alternatives offer similar functionality and pin compatibility, but it's important to check their datasheets for specific characteristics and performance.

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