LP38693MPX-3.3

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LP38693MPX-3.3

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IC REG LIN 3.3V 500MA SOT-223-5

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Especificações

Atributo Valor
PartStatus Obsolete
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 10V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.55V @ 500mA
Current-Output 500mA
Current-Quiescent(Iq) 55 µA
PSRR 55dB (120Hz)
ControlFeatures Enable
ProtectionFeatures Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case TO-261-5, TO-261AB
SupplierDevicePackage SOT-223-5
BaseProductNumber LP38693
Current-Supply(Max) 100 µA

Visão Geral

Description

The LP38693MPX-3.3 is a low-dropout (LDO) linear voltage regulator designed to provide a stable output voltage of 3.3V. It features a high input voltage range, typically from 2.5V to 20V, making it versatile for various applications. The device is capable of delivering up to 1A of load current while maintaining excellent line and load transient response. Key benefits include low output noise, high power supply rejection ratio (PSRR), and thermal protection features to prevent overheating.
With an adjustable output voltage option, it can also be used in custom applications. The LP38693MPX-3.3 is commonly found in battery-powered devices, microcontroller power supplies, and other electronics requiring reliable voltage regulation. Its compact package and low external component count simplify design integration into various circuits. Overall, it is a robust solution for efficient power management in modern electronics.

Equivalent

The LP38693MPX-3.3 is a low-dropout (LDO) voltage regulator. Equivalent products include the LM1117-3.3, MIC5205-3.3, and TPS73633. These alternatives offer similar output voltage (3.3V), output current capabilities, and low dropout characteristics. Always check specific data sheets for exact specifications and performance requirements before substitution.

Features

The LP38693MPX-3.3 is a low-dropout (LDO) voltage regulator designed for efficient power management in various applications. Key features include:
1. Output Voltage: Fixed output of 3.3V.
2. Low Dropout Voltage: Typically around 300mV at 1A load, allowing for efficient operation with minimal input-output voltage difference.
3. High Output Current: Capable of supplying up to 1.5A, making it suitable for powering devices with higher current requirements.
4. Power Saving: Low quiescent current enhances battery life in portable applications.
5. Thermal Protection: Integrated thermal shutdown feature helps prevent overheating.
6. Short-Circuit Protection: Safeguards against output short circuits, enhancing reliability.
7. Noise Performance: Low output noise suitable for sensitive applications, such as RF and analog circuits.
8. Wide Input Voltage Range: Accepts input voltages from 2.5V to 16V.
These features make the LP38693MPX-3.3 an ideal choice for a variety of consumer electronics, industrial equipment, and battery-operated devices.

Pinout

The LP38693MPX-3.3 is a low-dropout voltage regulator (LDO) with 5 pins. Its pin configuration and functions are as follows:
1. Input (VIN): This pin accepts the input voltage supply, typically from a higher voltage source.
2. Ground (GND): This pin is connected to ground and serves as the reference point for the output voltage.
3. Output (VOUT): This pin provides the regulated output voltage, which is 3.3V for the LP38693MPX-3.3.
4. Enable (EN): This pin is used to enable or disable the output. Pulling this pin high enables the regulator, while grounding it disables the output.
5. Adjust (ADJ): This pin allows for fine-tuning the output voltage in adjustable versions of the regulator, though the LP38693MPX-3.3 is fixed at 3.3V.
The LP38693MPX-3.3 is designed for applications requiring a stable voltage supply with low noise and high efficiency.

Manufacturer

The manufacturer of the LP38693MPX-3.3 is Texas Instruments (TI). Texas Instruments is a globally recognized technology company that designs and manufactures semiconductors and various integrated circuits. Founded in 1930, the company has evolved from its origins in geophysical exploration to become a leader in analog and embedded processing products.
Texas Instruments specializes in a wide range of applications, including automotive, industrial, personal electronics, and communication systems. The LP38693MPX-3.3 is a low-dropout (LDO) linear voltage regulator, specifically designed to provide stable power supply management in electronic circuits, which is critical for reliable performance in various applications.
The company is known for its commitment to innovation, quality, and technical support, making it a preferred choice for engineers and businesses worldwide looking for reliable and efficient electronic components.

Application

The LP38693MPX-3.3 is a low-dropout (LDO) linear voltage regulator commonly used in various applications, including:
1. Consumer Electronics: Powering handheld devices, smartphones, and tablets.
2. Embedded Systems: Supplying regulated voltage to microcontrollers and microprocessors.
3. Industrial Equipment: Providing stable voltage for sensors and control systems.
4. Telecommunications: Supporting base stations and communication devices.
5. Automotive: Used in infotainment systems and electronic control units (ECUs).
6. Battery-Powered Devices: Ensuring efficient power management and extended battery life.
Its high precision and low noise make it suitable for sensitive applications.

Package

The LP38693MPX-3.3 is packaged in a 5-pin SOT-23 (also known as SOT-23-5) type. This compact surface-mount package is designed for efficient heat dissipation and space-saving in electronic applications.

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