LP2950CDT-3.3

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LP2950CDT-3.3

+BOM

IC REG LINEAR 3.3V 100MA DPAK

  • 제조업체온세미

  • 제조업체 부품 #LP2950CDT-3.3

  • 패키지 TO-252 (NDP)-3

  • 재고6841

365 1일 품질 보증

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사양

속성 가치
Package Tube
ProductStatus Obsolete
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 30V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.45V @ 100mA
Current-Output 100mA
Current-Quiescent(Iq) 120 µA
Current-Supply(Max) 12 mA
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case TO-252-3, DPak (2 Leads + Tab), SC-63

개요

Description

The LP2950CDT-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable 3.3V output with a maximum output current of 100mA. This component is part of the LP2950 series, known for its low quiescent current, making it energy efficient and ideal for battery-powered applications. It features a low dropout voltage of typically 50mV at light loads and 380mV at the full 100mA load, ensuring it can maintain regulation with minimal input-output voltage differential.
Key features include a built-in short-circuit current limiting and thermal overload protection, enhancing its reliability in various operating conditions. Its design includes a standard TO-252 package for ease of mounting and heat dissipation, along with a fixed output voltage of 3.3V, which is a common supply voltage for digital circuits and microcontrollers.
The LP2950CDT-3.3 is commonly used in applications like portable instruments, battery-operated devices, and noise-sensitive circuits due to its combination of low noise, high precision, and efficient power management.

Equivalent

The LP2950CDT-3.3 is a low-dropout voltage regulator. Equivalent products include:
1. LM2950-3.3: Manufactured by Texas Instruments.
2. MC2950-3.3: Provided by ON Semiconductor.
3. MIC5205-3.3: From Microchip Technology.
4. NCP2950-3.3: Also by ON Semiconductor.
5. BA033T: Offered by ROHM.
Ensure to check the datasheets for compatibility in terms of pin configuration, output current, and other specifications.

Features

The LP2950CDT-3.3 is a low-dropout voltage regulator designed to provide a stable 3.3V output. Key features include:
1. Low Dropout Voltage: Typically around 50mV at light loads and 380mV at 100mA, allowing for efficient operation close to the desired output voltage.
2. Output Voltage Accuracy: Offers precise output voltage regulation, typically within ±0.5% at room temperature and ±1% over the full operating temperature range.
3. Quiescent Current: Features low quiescent current, typically 75µA, which helps extend battery life in portable applications.
4. Current Limiting and Thermal Protection: Includes safeguards against excessive current and temperature conditions to prevent damage to the device.
5. Stability: Can be used with low ESR capacitors, enhancing stability and transient response.
6. Operating Temperature Range: Suitable for a wide range of applications with a standard operating range from -40°C to +125°C.
These features make the LP2950CDT-3.3 ideal for battery-powered devices, microcontroller power supplies, and other applications requiring reliable and efficient voltage regulation.

Pinout

The LP2950CDT-3.3 is a voltage regulator with a 3.3V fixed output. It typically comes in a TO-252 package, which has a 3-pin configuration. Here are the pin details:
1. Pin 1 (Input): This is the input pin where the unregulated voltage is applied. It should be higher than the desired output voltage to maintain proper regulation.
2. Pin 2 (Ground): This pin is connected to the ground of the circuit. It serves as the reference point for the output voltage.
3. Pin 3 (Output): This pin provides the regulated 3.3V output. It is connected to the load that requires a stable voltage supply.
The LP2950CDT-3.3 is designed to provide a low dropout voltage, making it suitable for battery-powered applications. It offers features like current limiting, thermal shutdown, and low quiescent current.

Manufacturer

The LP2950CDT-3.3 is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is one of the largest producers of analog technology components and is also a major supplier of embedded processors. Their products are used in a wide range of electronic systems within industries such as automotive, industrial, consumer electronics, and communications. TI is known for its innovation and extensive portfolio, supporting advancements in technology development and electronic design.

Application

The LP2950CDT-3.3 is a low-dropout (LDO) voltage regulator designed to provide a stable 3.3V output. It's commonly used in applications that require efficient power management and stable voltage with minimal input-output differential. Typical application areas include:
1. Microcontroller Power Supply: Offers a stable power source for microcontrollers and digital circuits.
2. Battery-Powered Devices: Extends battery life by providing efficient voltage regulation.
3. Consumer Electronics: Used in devices like smartphones, tablets, and portable gadgets.
4. Communication Equipment: Provides reliable power for modems and networking devices.
5. Industrial Controls: Ensures precise voltage regulation in control systems.
Its low quiescent current and low dropout voltage make it ideal for energy-sensitive applications.

Package

The LP2950CDT-3.3 is typically housed in a TO-252 surface-mount package, also known as DPAK. This package type is designed for efficient thermal management and is commonly used in applications that require reliable voltage regulation with a 3.3V output.

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