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TPS7A4700RGWT
+物料清單IC REG LINEAR POS ADJ 1A 20VQFN
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製造商德州儀器
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製造商部分 #TPS7A4700RGWT
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有存貨1771
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規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 35V |
| Voltage-Output(Min/Fixed) | 1.4V |
| Voltage-Output(Max) | 20.5V |
| VoltageDropout(Max) | 0.45V @ 1A |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 1 mA |
| Current-Supply(Max) | 6.1 mA |
| PSRR | 78dB (1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 20-VQFN Exposed Pad |
概述
Description
The TPS7A4700RGWT is a high-performance, low-dropout (LDO) linear voltage regulator designed by Texas Instruments. It is part of the TPS7A47 series and is known for its ultra-low noise and high power-supply rejection ratio (PSRR), making it ideal for noise-sensitive applications. This device can deliver up to 1 A of output current and supports a wide input voltage range from 3 V to 36 V, with adjustable output voltages from 1.4 V to 20.5 V.
One of the key features of the TPS7A4700RGWT is its low dropout voltage, which enhances efficiency, especially in battery-powered devices. Additionally, it offers excellent load and line transient performance with a fast transient response. The regulator is designed for applications requiring precision, such as RF devices, high-speed data converters, and medical instrumentation.
The device is available in a small, 20-pin VQFN package, allowing for compact designs. Its comprehensive protection features include current limit, thermal shutdown, and reverse current blocking, ensuring reliable operation in various conditions.
One of the key features of the TPS7A4700RGWT is its low dropout voltage, which enhances efficiency, especially in battery-powered devices. Additionally, it offers excellent load and line transient performance with a fast transient response. The regulator is designed for applications requiring precision, such as RF devices, high-speed data converters, and medical instrumentation.
The device is available in a small, 20-pin VQFN package, allowing for compact designs. Its comprehensive protection features include current limit, thermal shutdown, and reverse current blocking, ensuring reliable operation in various conditions.
Equivalent
The TPS7A4700RGWT is a high-performance LDO voltage regulator from Texas Instruments. Equivalent products might include the LT3045 from Analog Devices, the ADM7150 from Analog Devices, and the MAX6126 from Maxim Integrated. These components offer similar low noise, high precision, and output current capabilities, although specifications may vary slightly. Always consult datasheets to ensure full compatibility with your design requirements.
Features
The TPS7A4700RGWT is a high-performance, low-noise linear voltage regulator designed by Texas Instruments. Key features include:
1. Output Voltage Range: It offers an adjustable output voltage from 0.9 V to 5.2 V, providing flexibility for various applications.
2. High PSRR: The regulator provides high power supply rejection ratio (PSRR), making it suitable for noise-sensitive applications.
3. Low Noise: It features an ultra-low noise output with a typical noise of 4 µVRMS, ideal for powering noise-sensitive components.
4. High Accuracy: The device provides high output voltage accuracy of ±1% over load and temperature variations.
5. Output Current: Capable of delivering up to 1 A of output current, supporting a wide range of load conditions.
6. Dropout Voltage: It has a low dropout voltage of 350 mV at 1 A, enhancing efficiency.
7. Thermal Protection: Built-in thermal shutdown and current limiting features protect against overloading and overheating.
8. Package: Comes in a compact QFN package, making it suitable for space-constrained designs.
These features make the TPS7A4700RGWT ideal for use in RF applications, medical equipment, and industrial systems where clean and stable voltage is crucial.
1. Output Voltage Range: It offers an adjustable output voltage from 0.9 V to 5.2 V, providing flexibility for various applications.
2. High PSRR: The regulator provides high power supply rejection ratio (PSRR), making it suitable for noise-sensitive applications.
3. Low Noise: It features an ultra-low noise output with a typical noise of 4 µVRMS, ideal for powering noise-sensitive components.
4. High Accuracy: The device provides high output voltage accuracy of ±1% over load and temperature variations.
5. Output Current: Capable of delivering up to 1 A of output current, supporting a wide range of load conditions.
6. Dropout Voltage: It has a low dropout voltage of 350 mV at 1 A, enhancing efficiency.
7. Thermal Protection: Built-in thermal shutdown and current limiting features protect against overloading and overheating.
8. Package: Comes in a compact QFN package, making it suitable for space-constrained designs.
These features make the TPS7A4700RGWT ideal for use in RF applications, medical equipment, and industrial systems where clean and stable voltage is crucial.
Pinout
The TPS7A4700RGWT is a low-noise, high-PSRR linear voltage regulator from Texas Instruments. It comes in a 20-pin VQFN (RGW) package. The main function of the TPS7A4700 is to provide a stable and precise output voltage with high power-supply rejection ratio (PSRR) and low output noise, making it suitable for powering sensitive analog circuits and RF components. It supports an input voltage range from 3 V to 36 V and can deliver up to 1 A of output current. The device offers features like thermal shutdown, current limit protection, and an enable pin for controlled startup.
Manufacturer
The TPS7A4700RGWT is manufactured by Texas Instruments, an American technology company. Texas Instruments is a global leader in the design and manufacturing of semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers across the world. The company focuses on developing analog chips and embedded processors, offering innovative solutions for a wide range of industries, including automotive, industrial, personal electronics, and communications equipment.
Application
The TPS7A4700RGWT is a low-dropout linear voltage regulator used in various applications requiring precise voltage regulation and low noise. Its application areas include:
1. Industrial and Instrumentation: Ensures stable power for sensors and measurement equipment.
2. Telecommunications: Supports sensitive RF components requiring low-noise power.
3. Medical Devices: Provides reliable power for sensitive medical equipment.
4. Audio Equipment: Supplies clean power to minimize noise in audio signals.
5. Test and Measurement Equipment: Offers accurate voltage regulation for precise measurements.
6. Automotive Electronics: Powers in-car infotainment and other electronic systems.
7. Data Centers: Stabilizes power to critical components, ensuring efficient operation.
The TPS7A4700RGWT is valued for its high PSRR, low output noise, and adjustable output voltage.
1. Industrial and Instrumentation: Ensures stable power for sensors and measurement equipment.
2. Telecommunications: Supports sensitive RF components requiring low-noise power.
3. Medical Devices: Provides reliable power for sensitive medical equipment.
4. Audio Equipment: Supplies clean power to minimize noise in audio signals.
5. Test and Measurement Equipment: Offers accurate voltage regulation for precise measurements.
6. Automotive Electronics: Powers in-car infotainment and other electronic systems.
7. Data Centers: Stabilizes power to critical components, ensuring efficient operation.
The TPS7A4700RGWT is valued for its high PSRR, low output noise, and adjustable output voltage.
Package
The TPS7A4700RGWT is a low-dropout (LDO) linear voltage regulator from Texas Instruments, provided in a VQFN (very thin quad flat no-lead) package. Specifically, it comes in a 20-pin VQFN package, which is compact and suitable for applications requiring efficient space usage on PCBs.
