TPS73733DCQR

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TPS73733DCQR

+Nomenclature

IC REG LINEAR 3.3V 1A SOT223-6

  • FabricantTexas Instruments

  • Pièce fabricant #TPS73733DCQR

  • Package SOT-223 (DCQ)-6

  • En stock6338

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
OutputConfiguration Positive
OutputType Fixed
NumberofRegulators 1
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 3.3V
VoltageDropout(Max) 0.5V @ 1A
Current-Output 1A
Current-Quiescent(Iq) 400 µA
Current-Supply(Max) 1.3 mA
PSRR 58dB ~ 37dB (100Hz ~ 10kHz)
ControlFeatures Enable
ProtectionFeatures Over Current, Over Temperature, Reverse Polarity
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case SOT-223-6

Présentation

Description

The TPS73733DCQR is a low-dropout (LDO) voltage regulator produced by Texas Instruments. It is part of the TPS737xx series, designed for applications requiring efficient power management and a low dropout voltage. This specific model regulates output at 3.3 volts. Key features include:
1. Low Dropout Voltage: Allows device operation with minimal input-output voltage differential, enhancing efficiency.
2. High PSRR: Provides robust performance in terms of Power Supply Rejection Ratio, which ensures clean output voltage.
3. Adjustable Output: Supports adjustable output voltage, offering flexibility for various applications.
4. Fast Transient Response: Quickly reacts to changes in the load, maintaining stable output.
5. Thermal Protection: Includes mechanisms to prevent overheating, ensuring device safety.
6. Small Footprint: Available in a small package, making it ideal for space-constrained applications.
The TPS73733DCQR is suitable for applications like battery-powered systems, portable devices, and other electronic designs that require stable, low-noise voltage regulation.

Equivalent

The TPS73733DCQR is a low-dropout (LDO) voltage regulator. Equivalent products might include the Microchip MCP1703, ON Semiconductor NCP1117, and Analog Devices ADP3333, depending on specific requirements such as output voltage, current rating, and package type. Always verify compatibility with your specific application's electrical and physical requirements before substituting.

Features

The TPS73733DCQR is a member of the TPS737 family, which are low-dropout (LDO) voltage regulators by Texas Instruments. Key features include:
1. Output Voltage: The TPS73733 specifically provides a fixed output voltage of 3.3V.
2. Current Output: It supports an output current of up to 1A.
3. Input Voltage Range: Accepts an input voltage range between 2.2V and 5.5V.
4. Low Dropout Voltage: Offers a low dropout voltage, enhancing efficiency.
5. Fast Transient Response: Capable of handling fast changes in load with a quick recovery time.
6. Soft-Start: Has an internal fixed soft-start to reduce inrush current.
7. Thermal and Overcurrent Protection: Includes features for thermal shutdown and current limiting.
8. Low Noise: Designed to produce minimal electrical noise.
9. Package: Available in a small SOT-223 package, which aids in compact designs.
10. Stability: Stable with low equivalent series resistance (ESR) capacitors.
These features make the TPS73733DCQR ideal for applications requiring a reliable power supply with fast response and high efficiency in a compact form.

Pinout

The TPS73733DCQR is a voltage regulator from Texas Instruments. It is part of the TPS737 series, which consists of low-dropout (LDO) linear regulators. The "DCQ" suffix indicates the package type, which is a small 8-pin SON (Small Outline No-lead) package.
Pin Count:
The TPS73733DCQR has 8 pins.
Functions:
1. IN (Input): Connects to the input voltage source.
2. OUT (Output): Provides the regulated output voltage.
3. GND (Ground): Common ground connection.
4. NR/FB (Noise Reduction/Feedback): Used for noise reduction or feedback.
5. EN (Enable): Enables or disables the voltage regulator.
6. NC (No Connection): Generally not connected internally; used for mechanical support.
7. PG (Power Good): Indicates the status of the output voltage.
8. SS (Soft Start): Controls the soft-start feature to limit inrush current.
This device provides a fixed output voltage of 3.3V, suitable for applications requiring high precision and low dropout voltage.

Manufacturer

The TPS73733DCQR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog ICs and embedded processors. They are known for their comprehensive portfolio of products that are used in a wide range of electronic systems, supporting markets such as industrial, automotive, personal electronics, communications equipment, and enterprise systems. As a leader in the semiconductor industry, TI focuses on innovation and technology development to provide reliable and efficient solutions for their customers.

Application

The TPS73733DCQR is a low-dropout (LDO) voltage regulator designed for applications requiring precision voltage regulation and low noise. Key application areas include:
1. Consumer Electronics: Ensures stable power supply for devices like smartphones, tablets, and wearables.
2. Industrial Equipment: Provides reliable power management in sensors, PLCs, and automation systems.
3. Medical Devices: Supports critical power regulation in portable and diagnostic medical equipment.
4. Networking and Telecommunications: Powers components in routers, switches, and other communication devices.
5. Automotive Electronics: Used in infotainment systems and other in-vehicle electronics where stable voltage is essential.
Its low dropout voltage and high PSRR make it ideal for noise-sensitive applications.

Package

The TPS73733DCQR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a SON (Small Outline No-lead) package, specifically the 8-pin SON (2mm x 2mm) package type, known for its compact size and thermal efficiency, suitable for applications requiring space-saving solutions.