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IC REG LINEAR POS ADJ 1A 20VQFN
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FabricanteTexas Instruments
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Peça do Fabricante #TPS7A4701QRGWRQ1
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Pacote VQFN-20
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | Automotive, AEC-Q100 |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Adjustable/Programmable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 35V |
| Voltage - Output (Min/Fixed) | 1.4V |
| Voltage - Output (Max) | 34V |
| Voltage Dropout (Max) | 0.45V @ 1A |
| Current - Output | 1A |
| Current - Quiescent (Iq) | 1 mA |
| Current - Supply (Max) | 6.1 mA |
| PSRR | 78dB (1kHz) |
| Control Features | Enable |
| Protection Features | Over Current, Over Temperature, Under Voltage Lockout (UVLO) |
| Operating Temperature | -40°C ~ 145°C (TJ) |
| Mounting Type | Surface Mount |
Visão Geral
Description
The TPS7A4701QRGWRQ1 is an ultra-low-noise, high-accuracy linear voltage regulator designed for automotive applications. This device offers a wide input voltage range from 3 V to 36 V and is capable of delivering a maximum output current of 1 A. One of its standout features is the ultra-low noise performance, which makes it suitable for powering sensitive analog circuits, RF components, and high-performance data converters. It provides excellent line and load transient response while maintaining a stable output voltage.
The TPS7A4701QRGWRQ1 includes precision features such as an adjustable output voltage, high PSRR (Power Supply Rejection Ratio), and excellent load and line regulation. It is also equipped with various protection features, including thermal shutdown and current limiting to prevent damage under fault conditions. The device is AEC-Q100 qualified, making it suitable for automotive environments. Its compact package and high-performance characteristics make it an ideal choice for various automotive and industrial applications that require reliable and precise power management.
The TPS7A4701QRGWRQ1 includes precision features such as an adjustable output voltage, high PSRR (Power Supply Rejection Ratio), and excellent load and line regulation. It is also equipped with various protection features, including thermal shutdown and current limiting to prevent damage under fault conditions. The device is AEC-Q100 qualified, making it suitable for automotive environments. Its compact package and high-performance characteristics make it an ideal choice for various automotive and industrial applications that require reliable and precise power management.
Equivalent
The Texas Instruments TPS7A4701QRGWRQ1 is an ultra-low noise, high PSRR LDO voltage regulator. Equivalent products might include:
1. Analog Devices ADM7150
2. Microchip MCP7XX series (specific models depending on spec)
3. ON Semiconductor NCP7XX series
4. Linear Technology (now Analog Devices) LT3045
These alternatives offer similar ultra-low noise performance, though specifications like output voltage, current, or package type might vary slightly. Always compare key parameters to ensure compatibility with your application.
1. Analog Devices ADM7150
2. Microchip MCP7XX series (specific models depending on spec)
3. ON Semiconductor NCP7XX series
4. Linear Technology (now Analog Devices) LT3045
These alternatives offer similar ultra-low noise performance, though specifications like output voltage, current, or package type might vary slightly. Always compare key parameters to ensure compatibility with your application.
Features
The TPS7A4701QRGWRQ1 is an ultra-low noise, high-precision linear voltage regulator from Texas Instruments, designed for high-performance analog and RF applications. Key features include:
1. Input Voltage Range: 3 V to 36 V, allowing flexibility for use with various power sources.
2. Output Voltage: Adjustable from 1.4 V to 20 V, catering to diverse application requirements.
3. Output Current: Supports up to 1 A, suitable for a broad spectrum of devices.
4. Ultra-Low Noise: Achieves a low output noise of 4 μVRMS (10 Hz to 100 kHz), ideal for noise-sensitive applications.
5. High Power Supply Rejection Ratio (PSRR): Offers up to 80 dB at 1 kHz, enhancing performance with high-frequency applications.
6. Low Dropout Voltage: Maintains efficiency at low differential voltages.
7. Thermal Shutdown and Overcurrent Protection: Provides reliable operation and protection of the circuit.
8. Automotive Qualified: Meets AEC-Q100 standards, ensuring suitability for automotive applications.
These features make it highly versatile for precision and low-noise applications, especially in automotive and high-performance systems.
1. Input Voltage Range: 3 V to 36 V, allowing flexibility for use with various power sources.
2. Output Voltage: Adjustable from 1.4 V to 20 V, catering to diverse application requirements.
3. Output Current: Supports up to 1 A, suitable for a broad spectrum of devices.
4. Ultra-Low Noise: Achieves a low output noise of 4 μVRMS (10 Hz to 100 kHz), ideal for noise-sensitive applications.
5. High Power Supply Rejection Ratio (PSRR): Offers up to 80 dB at 1 kHz, enhancing performance with high-frequency applications.
6. Low Dropout Voltage: Maintains efficiency at low differential voltages.
7. Thermal Shutdown and Overcurrent Protection: Provides reliable operation and protection of the circuit.
8. Automotive Qualified: Meets AEC-Q100 standards, ensuring suitability for automotive applications.
These features make it highly versatile for precision and low-noise applications, especially in automotive and high-performance systems.
Pinout
The TPS7A4701QRGWRQ1 is a low-dropout (LDO) linear voltage regulator from Texas Instruments, designed for high-precision applications. It typically comes in a 20-pin VQFN (RGW) package. The functions of the pins include:
1. Input (IN): Power supply input.
2. Output (OUT): Regulated output voltage.
3. Enable (EN): Enables or disables the device.
4. NC (No Connect): Not internally connected.
5. Feedback (FB): For voltage setting.
6. NR/SS: Noise reduction and soft start control.
7. Power Good (PG): Indicates regulation status.
8. Sense (SENSE): Remote sensing for output voltage.
9. GND: Ground connection.
10. BYP: Bypass capacitor connection.
11. VREF: Reference voltage output.
12. NR/SS, BYP, and other additional pins for specific configurations and functionalities.
Ensure to refer to the specific datasheet for detailed pin descriptions and configurations as these can vary slightly depending on the exact device variant and intended application.
1. Input (IN): Power supply input.
2. Output (OUT): Regulated output voltage.
3. Enable (EN): Enables or disables the device.
4. NC (No Connect): Not internally connected.
5. Feedback (FB): For voltage setting.
6. NR/SS: Noise reduction and soft start control.
7. Power Good (PG): Indicates regulation status.
8. Sense (SENSE): Remote sensing for output voltage.
9. GND: Ground connection.
10. BYP: Bypass capacitor connection.
11. VREF: Reference voltage output.
12. NR/SS, BYP, and other additional pins for specific configurations and functionalities.
Ensure to refer to the specific datasheet for detailed pin descriptions and configurations as these can vary slightly depending on the exact device variant and intended application.
Manufacturer
The manufacturer of the TPS7A4701QRGWRQ1 is Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. It is primarily focused on developing analog chips and embedded processors, which are used in a wide range of electronic products across different industries, including automotive, industrial, electronics, and communications. TI is known for its innovation in the semiconductor industry and has a significant global presence, with manufacturing, design, and sales operations worldwide.
Application
The TPS7A4701QRGWRQ1 is a high-performance, low-dropout linear voltage regulator designed for precision applications. It is commonly used in automotive, industrial, and communication systems. Key application areas include:
1. Automotive systems requiring low noise and high accuracy power supplies.
2. Industrial automation and control systems where precise voltage regulation is critical.
3. Communication infrastructure, including base stations and network equipment, where stable and low-noise power is essential.
4. Test and measurement equipment requiring high power supply precision.
5. Medical devices that demand reliable and low-noise voltage regulation.
Its features make it suitable for any application needing high PSRR, low noise, and high accuracy.
1. Automotive systems requiring low noise and high accuracy power supplies.
2. Industrial automation and control systems where precise voltage regulation is critical.
3. Communication infrastructure, including base stations and network equipment, where stable and low-noise power is essential.
4. Test and measurement equipment requiring high power supply precision.
5. Medical devices that demand reliable and low-noise voltage regulation.
Its features make it suitable for any application needing high PSRR, low noise, and high accuracy.
Package
The TPS7A4701QRGWRQ1 is a high-performance linear voltage regulator from Texas Instruments, provided in a VQFN (Very Thin Quad Flat No-Lead) package. Specifically, it is available in a 20-pin VQFN package, which offers efficient thermal performance and compact size, suitable for automotive and other high-reliability applications.
