LM1117-3.3

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LM1117-3.3

  • Manufacturer
  • Mfr. Part #LM1117-3.3
  • Package
  • Datasheet
  • In Stock16016

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Specifications

Manufacturer JLCPCB Assembly
Package TO-252-2

Overview

Description

The LM1117-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V with a maximum output current of 800mA. It features a low dropout voltage, typically around 1.2V at full load, allowing it to operate efficiently even when the input voltage is close to the output voltage. This makes it suitable for battery-powered devices and applications where power efficiency is crucial.
The LM1117-3.3 has built-in overcurrent and thermal protection, enhancing reliability in various operating conditions. It offers a wide input voltage range, typically from 4.5V to 15V, making it compatible with various power supply sources. The device also requires minimal external components for implementation, simplifying the design process for circuit designers.
Common applications include powering microcontrollers, sensors, and other low-voltage devices in consumer electronics, automotive, and industrial applications. The device is available in various package types, including SOT-223 and TO-263, facilitating integration into diverse PCB layouts.

Features

The LM1117-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 3.3V. Key features include:
1. Input Voltage Range: Operates with an input voltage range of 4.75V to 15V, making it versatile for various applications.
2. Output Current: Capable of delivering up to 800 mA of output current.
3. Low Dropout Voltage: Typically has a dropout voltage of around 1.2V at full load, allowing it to maintain regulation with minimal input-output voltage difference.
4. Thermal Protection: Includes built-in thermal overload protection to prevent damage from overheating.
5. Short-Circuit Protection: Features current limiting to protect the device during short-circuit conditions.
6. Compact Package Options: Available in different package types, including TO-220, TO-263, and SOT-223, facilitating easy integration into designs.
7. High PSRR: Provides good power supply rejection ratio, ensuring stable output in the presence of input voltage fluctuations.
The LM1117-3.3 is widely used in various electronic applications, including power management systems and portable devices.

Package

The LM1117-3.3 is commonly available in several package types, including TO-220, TO-263, and SOT-223. These packages are designed for easy mounting on PCBs and provide efficient thermal management for voltage regulation applications.

Pinout

The LM1117-3.3 is a low dropout (LDO) voltage regulator with a pin count of 3. Its pin functions are as follows:
1. Input (Vin): This pin receives the input voltage, which should be higher than the output voltage (3.3V) plus the dropout voltage.
2. Output (Vout): This pin provides a regulated output voltage of 3.3V.
3. Ground (GND): This pin is connected to the circuit ground and serves as the reference point for the output voltage.
The LM1117-3.3 is commonly used in various applications requiring a stable 3.3V supply, such as microcontrollers, sensors, and communication devices. It features low dropout characteristics, making it suitable for battery-powered devices.

Manufacturer

The LM1117-3.3 is a voltage regulator manufactured by Texas Instruments (TI). Texas Instruments is a technology company renowned for designing and manufacturing semiconductors and various integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI specializes in analog and embedded processing products, and its offerings are widely used in electronics across various industries, including automotive, industrial, consumer electronics, and communications. The company is known for its innovation in the semiconductor sector and has a strong global presence in providing solutions that enhance the performance and efficiency of electronic devices.

Application

The LM1117-3.3 is a low dropout (LDO) voltage regulator primarily used in applications requiring a stable 3.3V output. Key application areas include:
1. Microcontrollers and Microprocessors: Provides power for digital circuits.
2. Embedded Systems: Supplies voltage to sensors and modules.
3. Consumer Electronics: Powers devices like routers, cameras, and handheld gadgets.
4. Communication Equipment: Ensures stable operation in RF and data devices.
5. Automotive Electronics: Used in safety and infotainment systems.
Its compact size and efficiency make it suitable for space-constrained designs.

Equivalent

Equivalent products to the LM1117-3.3 include the AMS1117-3.3, MIC5205-3.3, and LP1117-3.3. These voltage regulators provide similar features, such as low dropout and fixed 3.3V output. Always check the specific datasheets for exact specifications and compatibility.

Shipping

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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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