TPS77633D

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TPS77633D

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IC REG LINEAR 3.3V 500MA 8-SOIC

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  • 製造商部分 #TPS77633D

  • 有存貨8817

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規格

屬性 價值
PartStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 10V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.29V @ 500mA
Current-Output 500mA
Current-Quiescent(Iq) 125 µA
PSRR 60dB (100Hz)
ControlFeatures Enable, Power Good
ProtectionFeatures Over Current, Over Temperature
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 8-SOIC (0.154", 3.90mm Width)
SupplierDevicePackage 8-SOIC
BaseProductNumber TPS77633

概述

Description

The TPS77633D is a low-dropout (LDO) voltage regulator from Texas Instruments designed for high-performance applications. It provides a fixed output voltage of 3.3 V with a maximum output current of 1 A. The device features an ultra-low dropout of around 250 mV at full load, making it suitable for battery-powered devices.
Key features include excellent line and load regulation, low quiescent current, and thermal protection, ensuring reliable operation in various conditions. It operates over an input voltage range of 2.7 V to 5.5 V, offering flexibility for different power supply configurations.
The TPS77633D also includes a power-good output, enabling system health monitoring. Its compact SOT-23 package facilitates integration into space-constrained designs. Overall, this LDO is ideal for microcontroller, RF, and other sensitive analog applications where stable voltage regulation is crucial.

Equivalent

The TPS77633D is a low-dropout (LDO) voltage regulator. Equivalent products include the LM1117-3.3 (Texas Instruments), MIC5219 (Microchip), and LT1763 (Analog Devices). These alternatives also provide 3.3V output with similar current and dropout specifications. Always check specific datasheets for detailed comparisons on performance, thermal characteristics, and packaging.

Features

The TPS77633D is a low-dropout (LDO) linear voltage regulator designed for high-performance applications. Key features include:
1. Output Voltage: Adjustable output voltage options ranging from 1.2V to 5.0V.
2. High Current Capability: Delivers up to 3A of output current.
3. Low Dropout Voltage: Provides a dropout voltage of just 320mV at full load, ensuring efficient operation.
4. High Power Supply Rejection Ratio (PSRR): Offers excellent PSRR to minimize noise and ripple on the output.
5. Thermal Protection: Integrated thermal shutdown to prevent overheating.
6. Current Limit: Includes built-in current limiting for safety.
7. Small Package Size: Available in compact packages suitable for space-constrained applications.
8. Wide Operating Temperature Range: Operates from -40°C to 125°C, suitable for various environments.
9. Fast Transient Response: Designed for quick load transients, maintaining stable output voltage.
These features make the TPS77633D ideal for powering sensitive analog and digital circuits in consumer, automotive, and industrial applications.

Pinout

The TPS77633D is a low-dropout (LDO) voltage regulator from Texas Instruments. It features a 5-pin package configuration. The pin count and their functions are as follows:
1. Input (Vin): The supply voltage input pin where the input voltage is applied.
2. Ground (GND): The ground reference pin for the device.
3. Output (Vout): The output pin that provides the regulated output voltage.
4. Enable (EN): The enable pin to turn the device on or off; active high.
5. Adjust (ADJ): This pin is used to set the output voltage via an external resistor divider, allowing for adjustable output.
The TPS77633D is designed for applications requiring a stable output voltage, low noise, and low quiescent current, making it suitable for portable and battery-powered devices.

Manufacturer

The TPS77633D is manufactured by Texas Instruments (TI), a leading global semiconductor company. Texas Instruments specializes in designing and manufacturing a wide range of electronic components and systems, including analog and embedded processing chips. Founded in 1930, TI has a long history in the electronics industry, originally starting as a geophysical exploration company before pivoting to electronics.
Texas Instruments is known for its innovations in the fields of analog electronics, digital signal processing, and microcontrollers, catering to various markets such as automotive, industrial, personal electronics, and communications. The TPS77633D itself is a low-dropout (LDO) linear regulator designed for powering sensitive analog circuits, providing a stable output voltage with a high level of precision and low noise, making it suitable for applications in battery-powered devices and systems requiring high performance. The company is recognized for its commitment to research and development, ensuring a strong portfolio of products that meet the evolving demands of the technology landscape.

Application

The TPS77633D is a low-dropout linear regulator primarily used in applications requiring a stable output voltage with low noise. Key application areas include:
1. Portable Devices: Powering microcontrollers and sensors in battery-operated devices.
2. Consumer Electronics: Supplying voltage to audio and video equipment for enhanced performance.
3. Medical Devices: Ensuring reliable and noise-sensitive power supply for medical instrumentation.
4. Industrial Equipment: Providing stable power in automation and control systems.
5. Telecommunications: Powering communication devices and equipment requiring clean power sources.
Its low quiescent current and high power supply rejection make it suitable for these applications.

Package

The TPS77633D is available in a 5-pin SOT-23 package type.