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TPS73218DBVR
+Lista de MateriaisIC REG LINEAR 1.8V 250MA SOT23-5
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FabricanteTexas Instruments
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Peça do Fabricante #TPS73218DBVR
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Ficha Técnica TPS73218DBVR DataSheet
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Pacote SOT-23 (DBV)-5
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.5V |
| Voltage-Output(Min/Fixed) | 1.8V |
| VoltageDropout(Max) | 0.15V @ 250mA |
| Current-Output | 250mA |
| Current-Quiescent(Iq) | 550 µA |
| Current-Supply(Max) | 950 µA |
| PSRR | 58dB ~ 37dB (100Hz ~ 10kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Short Circuit, Reverse Polarity |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
Visão Geral
Description
The TPS73218DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments, designed to provide a stable output voltage with low noise and high accuracy. It supports an output voltage of 1.8V and can deliver a maximum output current of 250 mA. This regulator features ultra-low dropout voltage, making it ideal for battery-powered applications where efficient power management is crucial.
Key features include fast transient response, stability with low ESR capacitors, and thermal protection to prevent damage from overheating. The device operates over a wide input voltage range and includes reverse current protection. It is packaged in a small SOT-23-5 package, making it suitable for compact designs.
Common applications for the TPS73218DBVR include portable electronics, handheld devices, and other systems requiring efficient voltage regulation with minimal power loss. Its low noise and high PSRR (Power Supply Rejection Ratio) make it particularly suitable for sensitive analog circuits and RF applications.
Key features include fast transient response, stability with low ESR capacitors, and thermal protection to prevent damage from overheating. The device operates over a wide input voltage range and includes reverse current protection. It is packaged in a small SOT-23-5 package, making it suitable for compact designs.
Common applications for the TPS73218DBVR include portable electronics, handheld devices, and other systems requiring efficient voltage regulation with minimal power loss. Its low noise and high PSRR (Power Supply Rejection Ratio) make it particularly suitable for sensitive analog circuits and RF applications.
Equivalent
The TPS73218DBVR is a low-dropout voltage regulator (LDO). Equivalent products include:
1. AMS1117-1.8 - A popular LDO regulator with similar output voltage.
2. TLV1117-18 - Another LDO with similar specifications.
3. LP2981AIM5-1.8 - Offers a similar output voltage and functionality.
4. MIC5205-1.8 - A low-dropout voltage regulator with comparable specs.
Always verify specific requirements such as output current, dropout voltage, and pin compatibility when selecting an equivalent.
1. AMS1117-1.8 - A popular LDO regulator with similar output voltage.
2. TLV1117-18 - Another LDO with similar specifications.
3. LP2981AIM5-1.8 - Offers a similar output voltage and functionality.
4. MIC5205-1.8 - A low-dropout voltage regulator with comparable specs.
Always verify specific requirements such as output current, dropout voltage, and pin compatibility when selecting an equivalent.
Features
The TPS73218DBVR is a low-dropout linear voltage regulator from Texas Instruments. Some of its key features include:
1. Output Voltage: Fixed at 1.8V.
2. Input Voltage Range: 1.7V to 5.5V, making it suitable for various battery-powered applications.
3. Low Dropout Voltage: With a dropout voltage of only 30mV at 250mA, it is efficient for low-voltage applications.
4. High Output Current: Capable of delivering up to 250mA.
5. Fast Transient Response: Ensures stable operation under dynamic load conditions.
6. Low Noise: Designed with an active output noise bypass to minimize output noise to 30µV RMS, which is critical for noise-sensitive applications.
7. Thermal Protection: Includes thermal shutdown and current limiting to protect the device from damage under fault conditions.
8. Enable Pin: Allows for easy control of the regulator's output.
9. Package: Comes in a small SOT-23-5 package, which is ideal for space-constrained applications.
These features make the TPS73218DBVR suitable for applications in portable electronics, wireless communication systems, and other devices requiring a stable, efficient power supply.
1. Output Voltage: Fixed at 1.8V.
2. Input Voltage Range: 1.7V to 5.5V, making it suitable for various battery-powered applications.
3. Low Dropout Voltage: With a dropout voltage of only 30mV at 250mA, it is efficient for low-voltage applications.
4. High Output Current: Capable of delivering up to 250mA.
5. Fast Transient Response: Ensures stable operation under dynamic load conditions.
6. Low Noise: Designed with an active output noise bypass to minimize output noise to 30µV RMS, which is critical for noise-sensitive applications.
7. Thermal Protection: Includes thermal shutdown and current limiting to protect the device from damage under fault conditions.
8. Enable Pin: Allows for easy control of the regulator's output.
9. Package: Comes in a small SOT-23-5 package, which is ideal for space-constrained applications.
These features make the TPS73218DBVR suitable for applications in portable electronics, wireless communication systems, and other devices requiring a stable, efficient power supply.
Pinout
The TPS73218DBVR is a low-dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It comes in a 5-pin SOT-23 package. Here's a brief overview of its pin functions:
1. IN: This is the input voltage pin. It accepts a voltage higher than the regulated output voltage and supplies power to the device.
2. GND: The ground pin serves as the return path for the input and output currents.
3. OUT: This is the output voltage pin, which provides the regulated output voltage (1.8V for the TPS73218 variant).
4. NR/FB: This pin serves as a noise reduction pin when configured as NR and as a feedback pin when configured as FB. For fixed output variants like TPS73218, it's typically used with a capacitor to reduce output noise.
5. EN: The enable pin allows the regulator to be turned on or off. Driving this pin high enables the regulator, while driving it low disables the output.
The TPS73218DBVR delivers precise voltage regulation and features low dropout voltage, making it suitable for applications requiring efficient power management.
1. IN: This is the input voltage pin. It accepts a voltage higher than the regulated output voltage and supplies power to the device.
2. GND: The ground pin serves as the return path for the input and output currents.
3. OUT: This is the output voltage pin, which provides the regulated output voltage (1.8V for the TPS73218 variant).
4. NR/FB: This pin serves as a noise reduction pin when configured as NR and as a feedback pin when configured as FB. For fixed output variants like TPS73218, it's typically used with a capacitor to reduce output noise.
5. EN: The enable pin allows the regulator to be turned on or off. Driving this pin high enables the regulator, while driving it low disables the output.
The TPS73218DBVR delivers precise voltage regulation and features low dropout voltage, making it suitable for applications requiring efficient power management.
Manufacturer
The manufacturer of the TPS73218DBVR is Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic devices. TI is known for its innovation in analog and digital signal processing, microcontrollers, and embedded processors, serving industries such as consumer electronics, automotive, industrial, and communications.
Application
The TPS73218DBVR is a low-dropout (LDO) voltage regulator. Its application areas include powering microcontrollers and digital signal processors, providing stable voltage for analog circuits, and supplying power to RF components. It's suitable for battery-powered devices due to its low quiescent current, making it ideal for portable electronics, smartphones, and tablets. Additionally, it can be used in industrial automation systems, networking equipment, and medical devices where precise voltage regulation is critical. Its fast transient response and low noise output also make it suitable for sensitive audio and video applications. Overall, the TPS73218DBVR is versatile for applications requiring efficient power management and reliable voltage regulation.
Package
The TPS73218DBVR is a linear voltage regulator from Texas Instruments. It comes in a SOT-23-5 package, which is a small-outline, surface-mount package with 5 pins. This compact package is ideal for applications requiring efficient space utilization on printed circuit boards.
