規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 30V |
| Voltage-Output(Min/Fixed) | 5V |
| VoltageDropout(Max) | 1.2V @ 150mA |
| Current-Output | 150mA |
| Current-Quiescent(Iq) | 2.05 µA |
| Current-Supply(Max) | 350 µA |
| PSRR | 80dB ~ 52dB (10Hz ~ 1kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Current, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SC-74A, SOT-753 |
概述
Description
The TPS70950DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is designed to provide a stable 5V output with a maximum output current of 150 mA. The device is known for its ultra-low quiescent current, typically around 1.2 µA, which makes it suitable for battery-powered applications where energy efficiency is critical. The regulator operates over a wide input voltage range of 2.7V to 30V, allowing flexibility in various applications.
Key features include high PSRR (Power Supply Rejection Ratio), low noise, and good line and load regulation, which ensure consistent performance even with varying input voltages or load conditions. Additionally, the TPS70950DBVR includes built-in protection mechanisms such as thermal shutdown and short-circuit protection, enhancing its reliability and robustness in adverse conditions.
Packaged in a small SOT-23-5, the TPS70950DBVR is ideal for space-constrained designs in areas like portable electronics, IoT devices, and other applications requiring efficient power management.
Key features include high PSRR (Power Supply Rejection Ratio), low noise, and good line and load regulation, which ensure consistent performance even with varying input voltages or load conditions. Additionally, the TPS70950DBVR includes built-in protection mechanisms such as thermal shutdown and short-circuit protection, enhancing its reliability and robustness in adverse conditions.
Packaged in a small SOT-23-5, the TPS70950DBVR is ideal for space-constrained designs in areas like portable electronics, IoT devices, and other applications requiring efficient power management.
Equivalent
The TPS70950DBVR is a low-dropout (LDO) voltage regulator. Equivalent products include the Microchip MCP1703A-5002E/TO, the ON Semiconductor NCP1117ST50T3G, and the Analog Devices ADP7118. When selecting an equivalent, ensure compatibility in terms of voltage regulation, output current, dropout voltage, and package type. Always verify the specific requirements of your application to ensure proper compatibility.
Features
The TPS70950DBVR is a low-dropout (LDO) voltage regulator from Texas Instruments, featuring a fixed 5V output. Key features include:
1. Ultra-Low Quiescent Current: Designed for efficiency, it has a low quiescent current of 1 µA, making it ideal for battery-operated applications.
2. Input Voltage Range: It supports a wide input voltage range from 2.7V to 30V, offering flexibility in various applications.
3. Output Current: Provides a stable output current of up to 150 mA.
4. Dropout Voltage: Exhibits a low dropout voltage of typically 1.2V at full load, enhancing efficiency.
5. Thermal Protection: Includes thermal shutdown protection to prevent damage from overheating.
6. Overcurrent Protection: Features current limit to safeguard against excessive current conditions.
7. Package Type: Available in a SOT-23-5 package, which is compact and suitable for space-constrained designs.
8. Regulation Precision: Ensures high accuracy with a typical output voltage tolerance of ±2%.
9. Ambient Temperature Range: Operates effectively across a temperature range of -40°C to 125°C.
These attributes make the TPS70950DBVR suitable for applications requiring reliable and efficient power regulation.
1. Ultra-Low Quiescent Current: Designed for efficiency, it has a low quiescent current of 1 µA, making it ideal for battery-operated applications.
2. Input Voltage Range: It supports a wide input voltage range from 2.7V to 30V, offering flexibility in various applications.
3. Output Current: Provides a stable output current of up to 150 mA.
4. Dropout Voltage: Exhibits a low dropout voltage of typically 1.2V at full load, enhancing efficiency.
5. Thermal Protection: Includes thermal shutdown protection to prevent damage from overheating.
6. Overcurrent Protection: Features current limit to safeguard against excessive current conditions.
7. Package Type: Available in a SOT-23-5 package, which is compact and suitable for space-constrained designs.
8. Regulation Precision: Ensures high accuracy with a typical output voltage tolerance of ±2%.
9. Ambient Temperature Range: Operates effectively across a temperature range of -40°C to 125°C.
These attributes make the TPS70950DBVR suitable for applications requiring reliable and efficient power regulation.
Pinout
The TPS70950DBVR is a low-dropout (LDO) linear voltage regulator from Texas Instruments. It is part of the TPS709 series, which is known for its ultra-low power consumption and stability features. The device comes in a 5-pin SOT-23 package, which is compact and suitable for space-constrained applications.
Here are the pin functions for the TPS70950DBVR:
1. IN: Input voltage pin. Connects the input voltage source.
2. GND: Ground pin. Acts as the return path for the current.
3. EN: Enable pin. Used to enable or disable the LDO. Typically, a high voltage level enables the device.
4. NC: No connect pin. This pin is usually not connected to any circuit internally.
5. OUT: Output voltage pin. Provides the regulated voltage output.
The TPS70950 specifically is configured to output 5.0V, with features like high PSRR, low quiescent current, and thermal shutdown protection, making it ideal for battery-operated applications.
Here are the pin functions for the TPS70950DBVR:
1. IN: Input voltage pin. Connects the input voltage source.
2. GND: Ground pin. Acts as the return path for the current.
3. EN: Enable pin. Used to enable or disable the LDO. Typically, a high voltage level enables the device.
4. NC: No connect pin. This pin is usually not connected to any circuit internally.
5. OUT: Output voltage pin. Provides the regulated voltage output.
The TPS70950 specifically is configured to output 5.0V, with features like high PSRR, low quiescent current, and thermal shutdown protection, making it ideal for battery-operated applications.
Manufacturer
The TPS70950DBVR is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic applications. TI is known for its innovation in developing analog chips and embedded processors, playing a significant role in advancing the electronics industry. The company serves a broad range of markets, including automotive, industrial, personal electronics, and communications equipment. Their extensive product portfolio and focus on research and development enable them to provide solutions that improve efficiency and performance in electronic devices.
Application
The TPS70950DBVR is a low-dropout voltage regulator commonly used in a variety of applications due to its low quiescent current and wide input voltage range. Key application areas include:
1. Battery-Powered Devices: Efficient power management for extended battery life.
2. Portable Electronics: Maintains stable voltage in compact consumer gadgets.
3. Industrial Equipment: Supports low-power industrial control systems.
4. Medical Instruments: Ensures reliable performance of sensitive equipment.
5. Telecommunications: Powers communication devices with minimal power loss.
6. IoT Devices: Provides efficient voltage regulation for connected sensors and systems.
Its small form factor and thermal performance make it suitable for space-constrained and thermally sensitive applications.
1. Battery-Powered Devices: Efficient power management for extended battery life.
2. Portable Electronics: Maintains stable voltage in compact consumer gadgets.
3. Industrial Equipment: Supports low-power industrial control systems.
4. Medical Instruments: Ensures reliable performance of sensitive equipment.
5. Telecommunications: Powers communication devices with minimal power loss.
6. IoT Devices: Provides efficient voltage regulation for connected sensors and systems.
Its small form factor and thermal performance make it suitable for space-constrained and thermally sensitive applications.
Package
The TPS70950DBVR is a linear voltage regulator from Texas Instruments, and it is packaged in a SOT-23-5 (Small Outline Transistor) package. This package type is compact and suitable for surface-mounting on printed circuit boards, offering space efficiency and ease of integration in electronic designs.
