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TPS73801DCQR
+Lista de MateriaisIC REG LINEAR POS ADJ 1A SOT223
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FabricanteTexas Instruments
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Peça do Fabricante #TPS73801DCQR
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Pacote SOT-223 (DCQ)-6
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 20V |
| Voltage-Output(Min/Fixed) | 1.21V |
| Voltage-Output(Max) | 20V |
| VoltageDropout(Max) | 0.5V @ 1A |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 1.5 mA |
| Current-Supply(Max) | 80 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 |
Visão Geral
Description
The TPS73801DCQR is a low dropout (LDO) linear voltage regulator manufactured by Texas Instruments. It is part of the TPS73801 series, designed to provide a stable output voltage with a low input-to-output voltage differential. This makes it particularly useful for applications requiring high efficiency and minimal heat generation. The device features a wide input voltage range and is capable of delivering up to 1A of output current.
Key features of the TPS73801DCQR include:
1. Low Dropout Voltage: Ensures efficient operation even with low headroom between input and output voltages.
2. Adjustable Output Voltage: Offers flexibility for different applications by allowing the output voltage to be set according to specific needs.
3. Thermal Protection: Protects the device from overheating, enhancing reliability.
4. Current Limiting: Prevents damage due to excessive current.
5. Package Type: Offered in a small form factor, facilitating usage in space-constrained applications.
This regulator is suitable for a variety of electronic applications, including consumer electronics, industrial equipment, and wireless communication devices.
Key features of the TPS73801DCQR include:
1. Low Dropout Voltage: Ensures efficient operation even with low headroom between input and output voltages.
2. Adjustable Output Voltage: Offers flexibility for different applications by allowing the output voltage to be set according to specific needs.
3. Thermal Protection: Protects the device from overheating, enhancing reliability.
4. Current Limiting: Prevents damage due to excessive current.
5. Package Type: Offered in a small form factor, facilitating usage in space-constrained applications.
This regulator is suitable for a variety of electronic applications, including consumer electronics, industrial equipment, and wireless communication devices.
Equivalent
The TPS73801DCQR is a low-dropout (LDO) linear voltage regulator from Texas Instruments. Equivalent products may include:
1. LT1963AEST-1.5 by Analog Devices - Similar low-dropout and current capabilities.
2. MIC29152 by Microchip Technology - Comparable performance and features.
3. NCP1117 by ON Semiconductor - Commonly used with similar specifications.
4. LM317 - Widely used adjustable regulator, though it may differ slightly in specs.
Ensure to cross-check specific electrical characteristics and package compatibility when selecting an equivalent.
1. LT1963AEST-1.5 by Analog Devices - Similar low-dropout and current capabilities.
2. MIC29152 by Microchip Technology - Comparable performance and features.
3. NCP1117 by ON Semiconductor - Commonly used with similar specifications.
4. LM317 - Widely used adjustable regulator, though it may differ slightly in specs.
Ensure to cross-check specific electrical characteristics and package compatibility when selecting an equivalent.
Features
The TPS73801DCQR is a high-performance Low Dropout (LDO) voltage regulator from Texas Instruments. Key features include:
1. Adjustable Output Voltage: Offers an adjustable output voltage range from 1.2V to 25V, providing flexibility for various applications.
2. High Output Current: Can deliver up to 1A of output current, suitable for powering demanding loads.
3. Low Dropout Voltage: Exhibits a low dropout voltage, enhancing efficiency when operating close to the output voltage.
4. Ultra-Low Noise: Designed for low noise output, making it ideal for noise-sensitive applications like RF systems.
5. High PSRR: Possesses a high Power Supply Rejection Ratio, ensuring stable performance even with fluctuating input voltages.
6. Thermal Protection: Includes thermal shutdown protection to prevent damage from overheating.
7. Fast Start-Up: Features a fast start-up time, ensuring quick power-up for connected devices.
8. Current Limit Protection: Built-in current limit to protect against overcurrent scenarios.
9. Package: Available in a small, thermally efficient package, making it suitable for compact designs.
These features make the TPS73801DCQR an excellent choice for applications requiring reliable, low-noise power regulation.
1. Adjustable Output Voltage: Offers an adjustable output voltage range from 1.2V to 25V, providing flexibility for various applications.
2. High Output Current: Can deliver up to 1A of output current, suitable for powering demanding loads.
3. Low Dropout Voltage: Exhibits a low dropout voltage, enhancing efficiency when operating close to the output voltage.
4. Ultra-Low Noise: Designed for low noise output, making it ideal for noise-sensitive applications like RF systems.
5. High PSRR: Possesses a high Power Supply Rejection Ratio, ensuring stable performance even with fluctuating input voltages.
6. Thermal Protection: Includes thermal shutdown protection to prevent damage from overheating.
7. Fast Start-Up: Features a fast start-up time, ensuring quick power-up for connected devices.
8. Current Limit Protection: Built-in current limit to protect against overcurrent scenarios.
9. Package: Available in a small, thermally efficient package, making it suitable for compact designs.
These features make the TPS73801DCQR an excellent choice for applications requiring reliable, low-noise power regulation.
Pinout
The TPS73801DCQR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here's a concise breakdown of the pin functions:
1. IN: Input voltage pin where the unregulated voltage is supplied.
2. OUT: Output pin where the regulated voltage is provided.
3. GND: Ground pin for circuit reference.
4. NR/SS: Noise reduction or soft-start pin to reduce output noise or control the start-up time.
5. FB: Feedback pin used to set the output voltage by connecting to a resistor divider network.
6. NC: No connection (often used for mechanical stability).
7. EN: Enable pin to turn the regulator on or off. Applying a high signal enables the regulator.
8. NC: No connection (similar to pin 6).
The TPS73801 is designed for applications requiring low noise and low dropout voltage, making it ideal for powering sensitive circuits.
1. IN: Input voltage pin where the unregulated voltage is supplied.
2. OUT: Output pin where the regulated voltage is provided.
3. GND: Ground pin for circuit reference.
4. NR/SS: Noise reduction or soft-start pin to reduce output noise or control the start-up time.
5. FB: Feedback pin used to set the output voltage by connecting to a resistor divider network.
6. NC: No connection (often used for mechanical stability).
7. EN: Enable pin to turn the regulator on or off. Applying a high signal enables the regulator.
8. NC: No connection (similar to pin 6).
The TPS73801 is designed for applications requiring low noise and low dropout voltage, making it ideal for powering sensitive circuits.
Manufacturer
The TPS73801DCQR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is one of the largest semiconductor companies in the world and is primarily known for its analog chips and embedded processors, which are used in a wide range of electronic devices across various industries, including automotive, consumer electronics, industrial equipment, and communications. TI has a strong reputation for its innovation and contributions to the semiconductor industry.
Application
The TPS73801DCQR is a low-dropout (LDO) voltage regulator designed for applications requiring high current and precision voltage. Key application areas include powering sensitive analog and digital components, RF modules, and FPGA power supplies. It's suitable for use in portable electronics, wireless communication devices, industrial equipment, and automotive systems where stable voltage is critical. The device's ability to operate at low dropouts makes it ideal for battery-powered devices, contributing to prolonged battery life. Additionally, its precision output voltage regulation benefits applications requiring tight voltage tolerances, such as data converters and microcontrollers.
Package
The TPS73801DCQR is a low-dropout (LDO) voltage regulator from Texas Instruments, housed in a 10-pin SON (Small Outline No-lead) package. This package type is compact, enhancing thermal performance and suitable for applications requiring efficient space utilization.
