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TPS79901DDCR
+NomenclatureIC REG LIN POS ADJ 200MA SOT23-5
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FabricantTexas Instruments
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Pièce fabricant #TPS79901DDCR
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Package SOT-23-5
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En stock4018
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Spécifications
| Attribut | Valeur |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| OutputConfiguration | Positive |
| OutputType | Adjustable |
| NumberofRegulators | 1 |
| Voltage-Input(Max) | 6.5V |
| Voltage-Output(Min/Fixed) | 1.2V |
| Voltage-Output(Max) | 6.5V |
| VoltageDropout(Max) | 0.18V @ 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 |
Présentation
Description
The TPS79901DDCR is a low-dropout (LDO) linear voltage regulator developed by Texas Instruments. It is designed to provide a stable output voltage with a high degree of precision, suitable for a wide range of applications. Key features include an input voltage range of 2.7V to 6.5V and an output current capability of up to 200 mA. The device offers a low dropout voltage and low quiescent current, which makes it highly efficient in power-sensitive applications. It also includes fast start-up time, excellent line and load transient responses, and an active discharge feature.
The TPS79901DDCR supports adjustable output voltage and features a high power-supply rejection ratio (PSRR), making it ideal for powering RF components and other noise-sensitive circuits. The device is commonly used in battery-powered devices, portable electronics, and wireless communication systems. It comes in a compact 5-pin SOT-23 package, which is beneficial for space-constrained applications. Integrated protection features such as thermal shutdown and current limit enhance reliability and protect the device from various fault conditions.
The TPS79901DDCR supports adjustable output voltage and features a high power-supply rejection ratio (PSRR), making it ideal for powering RF components and other noise-sensitive circuits. The device is commonly used in battery-powered devices, portable electronics, and wireless communication systems. It comes in a compact 5-pin SOT-23 package, which is beneficial for space-constrained applications. Integrated protection features such as thermal shutdown and current limit enhance reliability and protect the device from various fault conditions.
Equivalent
The TPS79901DDCR is a low-dropout linear regulator from Texas Instruments. Equivalent products from other manufacturers may include:
1. MIC5205 series by Microchip Technology
2. LT1761 series by Analog Devices (formerly Linear Technology)
3. NCP51200 series by ON Semiconductor
4. LP2985 series by Texas Instruments
While these products offer similar functionalities, always verify the specific technical requirements like output voltage, current capacity, and package type to ensure compatibility for your application.
1. MIC5205 series by Microchip Technology
2. LT1761 series by Analog Devices (formerly Linear Technology)
3. NCP51200 series by ON Semiconductor
4. LP2985 series by Texas Instruments
While these products offer similar functionalities, always verify the specific technical requirements like output voltage, current capacity, and package type to ensure compatibility for your application.
Features
The TPS79901DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments. Key features include:
1. Output Voltage Range: Adjustable from 0.8V to 5.5V, providing flexibility for different applications.
2. Ultra-Low Dropout Voltage: Ensures efficient performance, typically 50 mV at 200 mA load.
3. Output Current: Supports up to 200 mA, suitable for powering low-power devices.
4. Low Quiescent Current: Typically 40 µA, making it energy-efficient for battery-powered applications.
5. Fast Start-Up Time: Less than 100 µs, beneficial for time-sensitive applications.
6. High PSRR: Offers a high power supply rejection ratio (PSRR) to minimize the impact of supply noise.
7. Stability: Stable with low-value output capacitors (as low as 1 µF), which saves space and cost.
8. Enable Pin: Provides an option to enable or disable the device, aiding power management.
9. Thermal Shutdown and Overcurrent Protection: Ensures device reliability and protection against overheating and excessive current.
10. Small Package: Available in a 5-pin SOT-23 package, suitable for compact designs.
These features make it ideal for precision analog, digital, and RF applications.
1. Output Voltage Range: Adjustable from 0.8V to 5.5V, providing flexibility for different applications.
2. Ultra-Low Dropout Voltage: Ensures efficient performance, typically 50 mV at 200 mA load.
3. Output Current: Supports up to 200 mA, suitable for powering low-power devices.
4. Low Quiescent Current: Typically 40 µA, making it energy-efficient for battery-powered applications.
5. Fast Start-Up Time: Less than 100 µs, beneficial for time-sensitive applications.
6. High PSRR: Offers a high power supply rejection ratio (PSRR) to minimize the impact of supply noise.
7. Stability: Stable with low-value output capacitors (as low as 1 µF), which saves space and cost.
8. Enable Pin: Provides an option to enable or disable the device, aiding power management.
9. Thermal Shutdown and Overcurrent Protection: Ensures device reliability and protection against overheating and excessive current.
10. Small Package: Available in a 5-pin SOT-23 package, suitable for compact designs.
These features make it ideal for precision analog, digital, and RF applications.
Pinout
The TPS79901DDCR is a low-dropout (LDO) voltage regulator from Texas Instruments. It comes in a 5-pin SOT-23 package. Here’s a brief overview of the pin functions:
1. Pin 1 (IN): This is the input pin for the regulator. It is where the unregulated voltage is supplied.
2. Pin 2 (GND): The ground pin. It is the common ground for the input and output voltages.
3. Pin 3 (EN): Enable pin. This pin is used to enable or disable the regulator. Bringing this pin high enables the regulator, while low disables it.
4. Pin 4 (NR/FB): Noise Reduction/Feedback pin. For fixed output voltage versions, a capacitor can be connected to this pin for noise reduction. For adjustable versions, this pin can be used to set the output voltage.
5. Pin 5 (OUT): This is the output pin where the regulated voltage is delivered.
This LDO is known for its low noise and low dropout performance, making it suitable for sensitive analog applications.
1. Pin 1 (IN): This is the input pin for the regulator. It is where the unregulated voltage is supplied.
2. Pin 2 (GND): The ground pin. It is the common ground for the input and output voltages.
3. Pin 3 (EN): Enable pin. This pin is used to enable or disable the regulator. Bringing this pin high enables the regulator, while low disables it.
4. Pin 4 (NR/FB): Noise Reduction/Feedback pin. For fixed output voltage versions, a capacitor can be connected to this pin for noise reduction. For adjustable versions, this pin can be used to set the output voltage.
5. Pin 5 (OUT): This is the output pin where the regulated voltage is delivered.
This LDO is known for its low noise and low dropout performance, making it suitable for sensitive analog applications.
Manufacturer
The TPS79901DDCR is manufactured by Texas Instruments Incorporated. Texas Instruments, commonly referred to as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. TI is known for its innovation and production in the fields of analog technology, embedded processors, and digital light processing. The company serves a wide range of industries, including automotive, industrial, electronics, and communications equipment. Texas Instruments is recognized for its focus on research and development, sustainability, and education, aiming to leverage semiconductor technology to improve the quality of life and facilitate new technological advancements.
Application
The TPS79901DDCR is a low-dropout (LDO) voltage regulator commonly used in various applications. Its primary application areas include:
1. Portable Electronics: Supports power regulation in smartphones, tablets, and wearables due to its low quiescent current.
2. Consumer Electronics: Utilized in cameras, MP3 players, and gaming devices for voltage regulation.
3. Industrial Equipment: Provides stable voltage supply in sensors, controllers, and data acquisition systems.
4. Medical Devices: Used in battery-powered medical equipment for efficient power management.
5. Communications: Assists in power regulation for wireless modules and networking devices.
Its high power-supply rejection ratio (PSRR) and low noise are critical for sensitive analog and RF applications.
1. Portable Electronics: Supports power regulation in smartphones, tablets, and wearables due to its low quiescent current.
2. Consumer Electronics: Utilized in cameras, MP3 players, and gaming devices for voltage regulation.
3. Industrial Equipment: Provides stable voltage supply in sensors, controllers, and data acquisition systems.
4. Medical Devices: Used in battery-powered medical equipment for efficient power management.
5. Communications: Assists in power regulation for wireless modules and networking devices.
Its high power-supply rejection ratio (PSRR) and low noise are critical for sensitive analog and RF applications.
Package
The TPS79901DDCR is a low-dropout (LDO) voltage regulator in a small-footprint SOT-23-5 package, suitable for space-constrained applications. This package type offers a compact size while maintaining performance, making it ideal for portable and compact electronic devices.
