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TPS7A9401DSCR
1-A, ULTRA-LOW NOISE, ULTRA-HIGH
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規格
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 5.7V |
| Voltage-Output(Min/Fixed) | 0V |
| Voltage-Output(Max) | 5.5V |
| VoltageDropout(Max) | 0.24V @ 1A |
| Current-Output | 1A |
| Current-Quiescent(Iq) | 22 mA |
| Current-Supply(Max) | 51 mA |
| PSRR | 51dB (1MHz) |
| ControlFeatures | Current Limit, Enable, Power Good, Soft Start |
| ProtectionFeatures | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 10-WFDFN Exposed Pad |
概述
Description
The TPS7A9401DSCR is a high-performance, low-dropout (LDO) voltage regulator from Texas Instruments. It is designed to provide ultra-low noise, high-accuracy output voltage with excellent transient response, making it ideal for powering sensitive analog and RF components. The device supports an input voltage range of 1.7 V to 5.7 V and can deliver an output current of up to 1 A.
The TPS7A9401DSCR features adjustable output voltage settings, allowing for flexibility in different applications. It offers a high power-supply rejection ratio (PSRR), which is crucial for maintaining output stability in noisy environments. The regulator incorporates several protection features, including current limit and thermal shutdown, enhancing its reliability in various operating conditions.
This LDO regulator is commonly used in applications such as medical devices, industrial equipment, wireless infrastructure, and telecommunications systems, where precision and efficiency are critical. Its compact design and robust performance make it suitable for use in space-constrained applications, providing a reliable solution for maintaining stable voltage levels in sensitive electronic circuits.
The TPS7A9401DSCR features adjustable output voltage settings, allowing for flexibility in different applications. It offers a high power-supply rejection ratio (PSRR), which is crucial for maintaining output stability in noisy environments. The regulator incorporates several protection features, including current limit and thermal shutdown, enhancing its reliability in various operating conditions.
This LDO regulator is commonly used in applications such as medical devices, industrial equipment, wireless infrastructure, and telecommunications systems, where precision and efficiency are critical. Its compact design and robust performance make it suitable for use in space-constrained applications, providing a reliable solution for maintaining stable voltage levels in sensitive electronic circuits.
Features
The TPS7A9401DSCR is a high-performance low-dropout (LDO) voltage regulator from Texas Instruments. It offers several key features:
1. Output Current: It provides a high output current of up to 1.5A, suitable for powering various applications.
2. Low Dropout Voltage: It features a low dropout voltage, which is efficient for applications requiring minimal voltage differences between input and output.
3. Wide Input Voltage Range: The device supports a wide input voltage range, typically from 1.6V to 20V, allowing flexibility in various design environments.
4. Adjustable Output Voltage: The LDO has an adjustable output voltage range from 0.8V to 5V, offering versatility for different voltage requirements.
5. High PSRR: It exhibits high Power Supply Rejection Ratio (PSRR), ensuring stable output voltage despite fluctuations in input voltage.
6. Low Noise: It delivers low output noise, which is crucial for noise-sensitive applications.
7. Protection Features: The device includes overcurrent protection, thermal shutdown, and reverse current protection to enhance reliability.
8. Package: It is available in a small, thermally enhanced, and compact package, making it suitable for space-constrained applications.
Overall, the TPS7A9401DSCR is designed for high-performance and reliable power regulation in demanding applications.
1. Output Current: It provides a high output current of up to 1.5A, suitable for powering various applications.
2. Low Dropout Voltage: It features a low dropout voltage, which is efficient for applications requiring minimal voltage differences between input and output.
3. Wide Input Voltage Range: The device supports a wide input voltage range, typically from 1.6V to 20V, allowing flexibility in various design environments.
4. Adjustable Output Voltage: The LDO has an adjustable output voltage range from 0.8V to 5V, offering versatility for different voltage requirements.
5. High PSRR: It exhibits high Power Supply Rejection Ratio (PSRR), ensuring stable output voltage despite fluctuations in input voltage.
6. Low Noise: It delivers low output noise, which is crucial for noise-sensitive applications.
7. Protection Features: The device includes overcurrent protection, thermal shutdown, and reverse current protection to enhance reliability.
8. Package: It is available in a small, thermally enhanced, and compact package, making it suitable for space-constrained applications.
Overall, the TPS7A9401DSCR is designed for high-performance and reliable power regulation in demanding applications.
Package
The TPS7A9401DSCR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a DSBGA (Die Size Ball Grid Array) package, specifically a 5-pin, small outline package, suitable for compact designs.
Pinout
The TPS7A9401DSCR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is available in a 10-pin package with the following pin functions:
1. IN (Pin 1): Input voltage supply.
2. EN (Pin 2): Enable pin to turn on or off the LDO.
3. FB (Pin 3): Feedback input for output voltage setting.
4. GND (Pin 4): Ground connection.
5. NR/SS (Pin 5): Noise reduction and soft-start pin.
6. OUT (Pin 6): Regulated output voltage.
7. NC (Pins 7, 8, 9): No connection.
8. PG (Pin 10): Power-good indicator.
The device offers high accuracy, low noise, and high power supply rejection ratio (PSRR). It is designed for applications requiring precise voltage regulation and is often used in powering sensitive analog components or microprocessors.
1. IN (Pin 1): Input voltage supply.
2. EN (Pin 2): Enable pin to turn on or off the LDO.
3. FB (Pin 3): Feedback input for output voltage setting.
4. GND (Pin 4): Ground connection.
5. NR/SS (Pin 5): Noise reduction and soft-start pin.
6. OUT (Pin 6): Regulated output voltage.
7. NC (Pins 7, 8, 9): No connection.
8. PG (Pin 10): Power-good indicator.
The device offers high accuracy, low noise, and high power supply rejection ratio (PSRR). It is designed for applications requiring precise voltage regulation and is often used in powering sensitive analog components or microprocessors.
Manufacturer
The TPS7A9401DSCR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. They are a major player in the electronics industry and supply components for various applications, including consumer electronics, automotive systems, industrial equipment, and communications technology. TI is known for its innovation and contributions to the development of new technologies, particularly in the field of analog and embedded processing.
Application
The TPS7A9401DSCR is a high-performance, low-dropout (LDO) voltage regulator designed for applications requiring precise and stable power delivery. Its application areas include telecommunications, industrial automation, medical equipment, and aerospace systems. The device is ideal for powering sensitive analog systems, low-noise applications, and high-current microprocessors or digital signal processors (DSPs) due to its low dropout voltage, fast transient response, and low output noise. Additionally, it can be used in test and measurement equipment, automotive electronics, and battery-powered systems requiring efficient power management.
Equivalent
The TPS7A9401DSCR is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products from other manufacturers may include the LT3045 from Analog Devices, the LP5907 from Texas Instruments itself, and the NCP785 from ON Semiconductor. When choosing an equivalent, match the output voltage, current requirements, dropout voltage, package size, and other specifications to ensure compatibility with your application.
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