LP38798SD-ADJ/NOPB

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LP38798SD-ADJ/NOPB

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IC REG LIN POS ADJ 800MA 12WSON

  • FabricanteTexas Instruments

  • Peça do Fabricante #LP38798SD-ADJ/NOPB

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Especificações

Atributo Valor
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Output Configuration Positive
Output Type Adjustable
Number of Regulators 1
Voltage - Input (Max) 20V
Voltage - Output (Min/Fixed) 1.2V
Voltage - Output (Max) 19.8V
Voltage Dropout (Max) 0.42V @ 800mA
Current - Output 800mA
Current - Quiescent (Iq) 1.4 mA
Current - Supply (Max) 2.2 mA
PSRR 60dB (1kHz)
Control Features Enable
Protection Features Over Current, Over Temperature, Short Circuit
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount

Visão Geral

Description

The LP38798SD-ADJ/NOPB is a high-performance, low-dropout (LDO) linear voltage regulator designed by Texas Instruments. It is noted for its ability to provide precise output voltage regulation in applications requiring a low dropout voltage, making it ideal for battery-powered devices and systems needing efficient power management. The adjustable output voltage range allows for flexibility in various applications, while its fast transient response ensures stability and performance under dynamic loads.
Key features include a low dropout voltage of typically 90mV at 800mA, low quiescent current, and high output accuracy. The device supports output currents up to 800mA and includes built-in protection features such as thermal shutdown and current limiting, enhancing reliability and safety. The LP38798SD-ADJ/NOPB is available in a space-saving, thermally enhanced 8-pin SO PowerPAD package, which aids in thermal management. Its wide input voltage range and robust performance make it suitable for use in networking equipment, industrial applications, and other electronic systems requiring reliable voltage regulation.

Equivalent

The LP38798SD-ADJ/NOPB is a low-dropout (LDO) voltage regulator. Equivalent products from other manufacturers that offer similar specifications include the MIC39100 from Microchip Technology, the TPS73701 from Texas Instruments, and the NCP1117 from ON Semiconductor. Ensure compatibility of input/output voltage, current rating, and package type when considering alternatives. Always cross-reference with the newest datasheets to confirm equivalency, as specifications can vary.

Features

The LP38798SD-ADJ/NOPB is a high-performance, low-dropout (LDO) voltage regulator designed for efficient power management in various electronic applications. Key features of this regulator include:
1. Adjustable Output Voltage: The device allows for customizable output voltage, enhancing its versatility for different circuit requirements.
2. Low Dropout Voltage: Designed to operate with minimal voltage difference between input and output, making it ideal for low-voltage applications.
3. High Accuracy: Offers precise output voltage regulation, crucial for sensitive electronic components.
4. Current Limiting: Provides protection against overcurrent conditions to prevent damage to the device and connected components.
5. Thermal Protection: Incorporates mechanisms to prevent overheating, enhancing reliability and longevity.
6. Low Noise: Features low output noise for improved performance in sensitive applications.
7. Reverse Current Protection: Safeguards against potential reverse current flow, ensuring device integrity.
8. SOT-223 Package: Comes in a compact SOT-223 package, which is beneficial for space-constrained designs.
Overall, the LP38798SD-ADJ/NOPB is suitable for applications requiring efficient, stable power delivery with high precision and reliability.

Pinout

The LP38798SD-ADJ/NOPB is a low-dropout (LDO) linear voltage regulator. It typically has an 8-pin configuration. The primary functions of these pins are:
1. VIN: Input voltage supply.
2. VOUT: Output voltage.
3. GND: Ground connection.
4. ADJ: Adjust pin for setting the output voltage.
5. EN: Enable pin to turn the regulator on or off.
6. NC: No connection or not internally connected (may be present or absent depending on the specific package and design considerations).
7. CIN: Input capacitor pin (optional depending on design).
8. COUT: Output capacitor pin (optional depending on design).
These regulators are used for powering sensitive electronics where a stable voltage is required, and they offer features like thermal protection, short-circuit protection, and high-accuracy output voltage. Always refer to the specific datasheet for the most accurate and detailed information regarding pin configuration and functions.

Manufacturer

The LP38798SD-ADJ/NOPB is manufactured by Texas Instruments. Texas Instruments (TI) is a global semiconductor company that designs and manufactures a wide array of electronic components and integrated circuits. Founded in 1930 and headquartered in Dallas, Texas, TI is well-known for its contributions to the electronics industry, providing products and technologies that are used in a wide range of applications, including consumer electronics, automotive systems, industrial equipment, and communication devices.
The company focuses on developing analog chips and embedded processors, which are essential for building innovative electronic solutions across various sectors. TI's products enable technological advancements in areas such as energy management, signal processing, and wireless connectivity. With a strong emphasis on research and development, TI is a leader in the semiconductor industry, continuously working to improve performance, efficiency, and scalability of its products to meet the evolving needs of its global customer base.

Application

The LP38798SD-ADJ/NOPB is a low-dropout (LDO) linear voltage regulator often used in applications requiring precise voltage regulation with low noise and high stability. Key application areas include:
1. Consumer Electronics: Powers sensitive components in devices like smartphones, tablets, and laptops.
2. Automotive: Utilized in infotainment systems and electronic control units where stable voltage is crucial.
3. Telecommunications: Supports stable power supply for routers, modems, and switches.
4. Industrial Equipment: Ensures reliable power in sensors and control systems.
5. Medical Devices: Provides regulated power in portable diagnostic equipment and patient monitoring systems.
Its adjustability and performance make it versatile for various precision electronic applications.

Package

The LP38798SD-ADJ/NOPB is packaged in an 8-lead SO PowerPAD (Small Outline) package, which enhances heat dissipation. This is suitable for applications requiring efficient thermal management.

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