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LP3992-28B5F
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FabricanteLOWPOWER
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Peça do Fabricante #LP3992-28B5F
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Especificações
| Atributo | Valor |
| Manufacturer | LOWPOWER |
| Package | SOT-23-5 |
| Output Type | Fixed |
| Number of Outputs | 1 |
| Output Current | 300mA |
| Voltage - Supply | 5.5V |
| Power Supply Rejection Ratio (PSRR) | 76dB@(1kHz) |
| Features | Overcurrent Protection |
| Output Voltage | 2.8V |
| Operating Temperature | -40℃~+125℃ |
| Output Configuration | Positive electrode |
Visão Geral
Description
The LP3992-28B5F offers various protection features, including thermal shutdown and current limit, ensuring reliable operation under different conditions. Its compact package size makes it ideal for space-constrained applications, such as portable electronics, consumer devices, and automotive systems.
The regulator is designed for ease of use, often requiring minimal external components for implementation. Overall, the LP3992-28B5F is a popular choice for engineers looking for a dependable, efficient voltage regulation solution in a variety of electronic applications.
Equivalent
Features
1. Output Voltage: Fixed output of 2.8V.
2. Low Dropout Voltage: Ensures efficient operation even with minimal input-output voltage differences.
3. Output Current: Supports up to 200 mA load current.
4. High PSRR: Excellent power supply rejection ratio for reduced noise on the output.
5. Low Quiescent Current: Minimizes power consumption, making it suitable for battery-operated devices.
6. Thermal Protection: Includes built-in thermal shutdown to prevent overheating.
7. Compact Package: Available in a small footprint (SOT-23-5) for space-constrained applications.
8. Wide Input Voltage Range: Suitable for various power supply voltages, enhancing design flexibility.
This combination of features makes the LP3992-28B5F ideal for applications such as portable devices, RF applications, and other low-power electronic systems.
Pinout
1. Input (Vin): This pin receives the input voltage supply.
2. Ground (GND): This pin connects to the system ground.
3. Output (Vout): This pin provides the regulated output voltage, which is typically set at 2.8V.
4. Enable (EN): This pin is used to enable or disable the regulator. When high, the output is active; when low, it goes into a low-power shutdown mode.
5. Adjust (Vadj): This pin allows for external adjustment of the output voltage, enabling flexibility in voltage settings, although in the LP3992-28B5F, it's generally configured for a fixed output.
The LP3992-28B5F is designed for applications requiring a stable output voltage with minimal ripple and low noise.
Manufacturer
Founded in 1930, Texas Instruments serves multiple markets including automotive, industrial, communications, consumer electronics, and computing. The company is recognized for its innovation in analog technology and signal processing, as well as its development of both high-performance and low-power solutions.
The LP3992-28B5F itself is a low-dropout (LDO) linear voltage regulator, designed to provide a stable output voltage with minimal input-output voltage differential. This makes it suitable for various applications in battery-powered devices and other electronic systems where efficient power management is crucial. Overall, Texas Instruments is a pivotal player in the advancement of electronic technologies and solutions.