Спецификации
| Атрибут | Ценность |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Fixed |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 6.5V |
| Voltage-Output(Min/Fixed) | 3.3V |
| VoltageDropout(Max) | 0.16V @ 200mA |
| Current-Output | 200mA |
| Current-Quiescent(Iq) | 60 µA |
| PSRR | 70dB ~ 38dB (100Hz ~ 100kHz) |
| ControlFeatures | Enable |
| ProtectionFeatures | Over Current, Over Temperature, Reverse Polarity, Under Voltage Lockout (UVLO) |
| OperatingTemperature | -40°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | SOT-23-5 Thin, TSOT-23-5 |
Обзор
Description
The TPS79933DDCR is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is part of the TPS799xx series, designed to provide a stable output voltage with low noise and low power consumption, making it suitable for battery-powered applications. The "33" in the part number indicates the output voltage, which is fixed at 3.3 volts.
Key features of the TPS79933DDCR include a high power supply rejection ratio (PSRR), low quiescent current, and fast startup time. It can deliver up to 200 mA of output current and operates with an input voltage range of 2.7 to 6.5 volts. The device also includes features such as thermal shutdown and current limit protection to enhance reliability.
The TPS79933DDCR is housed in a small 5-pin SOT-23 package, making it suitable for compact circuit designs. Its low noise performance and fast transient response make it ideal for powering sensitive analog and RF circuits, as well as other applications requiring precision voltage regulation.
Key features of the TPS79933DDCR include a high power supply rejection ratio (PSRR), low quiescent current, and fast startup time. It can deliver up to 200 mA of output current and operates with an input voltage range of 2.7 to 6.5 volts. The device also includes features such as thermal shutdown and current limit protection to enhance reliability.
The TPS79933DDCR is housed in a small 5-pin SOT-23 package, making it suitable for compact circuit designs. Its low noise performance and fast transient response make it ideal for powering sensitive analog and RF circuits, as well as other applications requiring precision voltage regulation.
Equivalent
The TPS79933DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments. Equivalent products may include:
1. Microchip MCP1703T-3302E/DB: A similar LDO with low quiescent current.
2. ON Semiconductor NCP1117ST33T3G: Offers 3.3V output with low dropout.
3. Analog Devices ADP3333: Features a high-performance LDO with similar specifications.
Ensure compatibility by reviewing the datasheets for specific electrical and thermal characteristics.
1. Microchip MCP1703T-3302E/DB: A similar LDO with low quiescent current.
2. ON Semiconductor NCP1117ST33T3G: Offers 3.3V output with low dropout.
3. Analog Devices ADP3333: Features a high-performance LDO with similar specifications.
Ensure compatibility by reviewing the datasheets for specific electrical and thermal characteristics.
Features
The TPS79933DDCR is a low-dropout (LDO) linear voltage regulator from Texas Instruments. Key features include:
1. Output Voltage: Fixed output of 3.3V.
2. Input Voltage Range: Operates from 2.7V to 6.5V.
3. Output Current: Provides up to 200 mA of output current.
4. Low Dropout Voltage: Ensures efficient performance with a dropout voltage of typically 100 mV at 200 mA.
5. Low Quiescent Current: Features a low quiescent current of approximately 40 µA, enhancing battery life in portable applications.
6. Precision: High accuracy with a typical output voltage tolerance of ±2%.
7. Fast Start-Up Time: Features a quick start-up time of approximately 160 µs.
8. Thermal Shutdown and Overcurrent Protection: Ensures reliability and protection against excessive temperature and current.
9. Small Package: Available in a 5-pin SOT-23 package, making it suitable for space-constrained applications.
This device is ideal for battery-powered applications due to its efficiency and protective features.
1. Output Voltage: Fixed output of 3.3V.
2. Input Voltage Range: Operates from 2.7V to 6.5V.
3. Output Current: Provides up to 200 mA of output current.
4. Low Dropout Voltage: Ensures efficient performance with a dropout voltage of typically 100 mV at 200 mA.
5. Low Quiescent Current: Features a low quiescent current of approximately 40 µA, enhancing battery life in portable applications.
6. Precision: High accuracy with a typical output voltage tolerance of ±2%.
7. Fast Start-Up Time: Features a quick start-up time of approximately 160 µs.
8. Thermal Shutdown and Overcurrent Protection: Ensures reliability and protection against excessive temperature and current.
9. Small Package: Available in a 5-pin SOT-23 package, making it suitable for space-constrained applications.
This device is ideal for battery-powered applications due to its efficiency and protective features.
Pinout
The TPS79933DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments. It is part of the TPS799XX series, which is known for low power consumption and high performance. The TPS79933 specifically outputs a fixed voltage, commonly 3.3V.
Key details of the TPS79933DDCR:
- Pin Count: It comes in a 5-pin SOT-23 package.
- Pin Functions:
1. IN: Input voltage pin, where the supply voltage is connected.
2. GND: Ground pin, which is the return path for current.
3. OUT: Output voltage pin, where the regulated voltage is provided.
4. NR/FB: Noise reduction or feedback pin, used for noise optimization or voltage setting.
5. EN: Enable pin, used to turn the regulator on or off.
The TPS79933 is designed for applications requiring high efficiency and low noise, such as in battery-powered devices and portable electronics. It provides a stable and precise output voltage with minimal external components.
Key details of the TPS79933DDCR:
- Pin Count: It comes in a 5-pin SOT-23 package.
- Pin Functions:
1. IN: Input voltage pin, where the supply voltage is connected.
2. GND: Ground pin, which is the return path for current.
3. OUT: Output voltage pin, where the regulated voltage is provided.
4. NR/FB: Noise reduction or feedback pin, used for noise optimization or voltage setting.
5. EN: Enable pin, used to turn the regulator on or off.
The TPS79933 is designed for applications requiring high efficiency and low noise, such as in battery-powered devices and portable electronics. It provides a stable and precise output voltage with minimal external components.
Manufacturer
The TPS79933DDCR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components. The company is known for its development of analog and embedded processing chips, which are used in a variety of applications, including industrial, automotive, personal electronics, and communications equipment. Established in 1930 and headquartered in Dallas, Texas, TI is a leader in the semiconductor industry, focusing on innovation and technology development to meet the needs of its diverse customer base.
Application
The TPS79933DDCR is a low-dropout (LDO) voltage regulator commonly used in various applications requiring efficient power management and low noise. Key application areas include:
1. Portable Electronics: Ideal for devices like smartphones and tablets, where efficient battery usage is crucial.
2. Communication Devices: Used in wireless communication systems for stable power supply.
3. Medical Equipment: Suitable for sensitive medical devices due to its low noise performance.
4. Industrial Automation: Employed in automated systems and sensors requiring precise voltage regulation.
5. Consumer Electronics: Utilized in gadgets and appliances for consistent power delivery.
These applications benefit from the TPS79933DDCR’s low power consumption, fast transient response, and high accuracy.
1. Portable Electronics: Ideal for devices like smartphones and tablets, where efficient battery usage is crucial.
2. Communication Devices: Used in wireless communication systems for stable power supply.
3. Medical Equipment: Suitable for sensitive medical devices due to its low noise performance.
4. Industrial Automation: Employed in automated systems and sensors requiring precise voltage regulation.
5. Consumer Electronics: Utilized in gadgets and appliances for consistent power delivery.
These applications benefit from the TPS79933DDCR’s low power consumption, fast transient response, and high accuracy.
Package
The TPS79933DDCR is a voltage regulator that comes in a 5-pin SOT-23 package type.
