LP3965EMP-1.8

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LP3965EMP-1.8

IC REG LINEAR 1.8V 1.5A SOT223-5

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  • 包 SOT-223-5
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規格

Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 7V
Voltage-Output(Min/Fixed) 1.8V
VoltageDropout(Max) 0.55V @ 1.5A
Current-Output 1.5A
Current-Quiescent(Iq) 9 mA
Current-Supply(Max) 15 mA
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Short Circuit
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case TO-261-5, TO-261AB

概述

Description

The LP3965EMP-1.8 is a low-dropout (LDO) linear voltage regulator designed for applications requiring precise output voltage and high current capabilities. This specific model provides a fixed output voltage of 1.8 volts. It is part of the LP3965 series produced by Texas Instruments, known for its efficient power management solutions.
Key features of the LP3965EMP-1.8 include a dropout voltage typically around 340 mV at full load, enabling efficient operation even with a minimal difference between input and output voltage. It supports a maximum output current of up to 1.5A, making it suitable for powering high-performance digital circuits, microprocessors, and other sensitive electronic components.
The regulator includes protective features like thermal shutdown and current limiting to safeguard against excessive thermal and electrical stress. Additionally, it is designed to minimize noise, ensuring stable operation for sensitive applications. The LP3965EMP-1.8 is offered in a surface-mount package, enhancing its suitability for compact and space-constrained designs.
Overall, the LP3965EMP-1.8 is ideal for applications that require efficiency, stability, and reliability in power regulation.

Features

The LP3965EMP-1.8 is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It offers a fixed output voltage of 1.8 volts. Key features include:
1. High Accuracy: It provides a precise output voltage with tight regulation, ensuring minimal deviation from the specified 1.8V.
2. Low Dropout Voltage: Designed to operate with a low dropout voltage, which is crucial for efficient power management in battery-operated devices.
3. High PSRR: The regulator exhibits a high power supply rejection ratio, minimizing the effect of variations in input voltage on the output.
4. Thermal Protection: Integrated thermal shutdown ensures protection against overheating by disabling the output when excessive temperature is detected.
5. Current Limiting: Built-in current limiting protects against conditions that might lead to excessive current draw, enhancing reliability.
6. Low Noise: The output noise is minimized, making it suitable for sensitive analog applications.
7. Small Package: Comes in a compact package, ideal for space-constrained applications.
These features make the LP3965EMP-1.8 suitable for various applications, including portable devices, communication equipment, and any systems requiring a stable 1.8V power supply.

Package

The LP3965EMP-1.8 is a voltage regulator, specifically in a SOT-223 package type. This package is designed for surface-mount technology, providing efficient thermal management and compact size suitable for circuits requiring regulated output voltages.

Pinout

The LP3965EMP-1.8 is a low dropout (LDO) linear voltage regulator. It comes in an 8-pin PowerPAD MSOP package. Its primary function is to provide a stable 1.8V output voltage from a higher input voltage, which is useful in supplying power to digital circuits and systems requiring a constant voltage with low dropout to maximize efficiency and performance. The device is known for its low noise output, high accuracy, and fast transient response, making it suitable for sensitive electronic applications. The PowerPAD package design enhances thermal performance, allowing for efficient heat dissipation.

Manufacturer

The LP3965EMP-1.8 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world, and its products are used in various electronic devices, ranging from consumer electronics to industrial equipment. TI specializes in the development of analog chips and embedded processors, and it serves a wide range of industries, including automotive, industrial, personal electronics, communications, and enterprise systems. The company is known for its innovation in the semiconductor industry and its commitment to quality and reliability.

Application

The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator primarily used in applications requiring stable and precise voltage regulation. It is suitable for powering microprocessors, microcontrollers, and digital signal processors (DSPs). Additionally, it is used in portable and battery-powered devices, such as smartphones and tablets, to enhance power efficiency. Its low dropout voltage and low noise output make it ideal for sensitive electronics in telecommunications, networking equipment, and instrumentation applications.

Equivalent

The LP3965EMP-1.8 is a low-dropout (LDO) voltage regulator. Equivalent products include:
1. Texas Instruments: TPS72518
2. Analog Devices: ADP3330-1.8
3. ON Semiconductor: NCP1117ST18T3G
4. Microchip Technology: MCP1825S-1802E
5. STMicroelectronics: LD1117S18TR
These alternatives offer similar output voltage, current capability, and package options. Always verify specifications to ensure compatibility with your specific application requirements.

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