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TPS77533D
+Lista de MateriaisIC REG LINEAR 3.3V 500MA 8SOIC
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FabricanteTexas Instruments
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Peça do Fabricante #TPS77533D
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Ficha Técnica TPS77533D DataSheet
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Pacote SOIC-8
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Em Estoque6175
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Especificações
| Atributo | Valor |
| Package / Case | Bulk,Tube |
| Part Status | Active |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 10V |
| Voltage - Output (Min/Fixed) | 3.3V |
| Voltage Dropout (Max) | 0.29V @ 500mA |
| Current - Output | 500mA |
| Current - Quiescent (Iq) | 125 µA |
| PSRR | 60dB (100Hz) |
| Control Features | Enable, Reset |
| Protection Features | Over Current, Over Temperature, Reverse Polarity |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features include a low dropout voltage of approximately 350mV at full load, providing efficient performance even when the input voltage is close to the output voltage. It also includes a power-on reset with a delayed reset output, adding reliability in power supply sequencing. The TPS77533D possesses thermal shutdown and overcurrent protection, enhancing safety and durability.
Its small footprint, with the D package option, makes it suitable for compact designs. The device finds applications in consumer electronics, telecommunications, and industrial systems where precise voltage regulation is critical. The combination of low power dissipation and robust protection features makes the TPS77533D a versatile choice for efficient power management solutions.
Equivalent
1. MIC29302 by Microchip Technology
2. LT1085 by Analog Devices (formerly by Linear Technology)
3. LP3855 by Texas Instruments
4. NCP1117 by ON Semiconductor
These alternatives offer similar functionality in terms of voltage regulation and dropout performance. Always check specific datasheets for pin compatibility and electrical characteristics.
Features
1. Low Dropout Voltage: It offers a low dropout voltage of typically 240 mV at full load, which is efficient for energy-sensitive applications.
2. Current Capability: The regulator can deliver up to 500 mA of output current, making it suitable for a variety of power supply needs.
3. Integrated Supervisor: It includes a Power-On Reset (POR) supervisor with a delay time that can be set using an external capacitor, ensuring reliable system starts.
4. Fast Transient Response: This ensures stability and performance even with rapid load changes.
5. Thermal and Overcurrent Protection: Built-in protections help prevent damage from overheating and excessive load conditions.
6. Low Noise: Designed to offer low output noise, making it suitable for noise-sensitive applications.
7. Package and Temperature Range: Available in a compact 8-pin SOIC package, it operates over a temperature range of -40°C to 125°C.
These features make the TPS77533D a versatile choice for powering digital circuits in a variety of electronic devices.
Pinout
The TPS77533D features:
- Pin Count: It has 8 pins.
- Pin Functions:
1. IN: Input voltage supply.
2. GND: Ground connection.
3. OUT: Regulated output voltage.
4. NR: Noise reduction pin, used for noise filtering.
5. EN: Enable pin, used to enable or disable the device.
6. RESET: Open-drain reset output, used for microprocessor reset.
7. N/C: No connection, should be left unconnected or connected to ground.
8. NC: No connection.
The device offers features like low dropout voltage, fast transient response, and an integrated reset function, which make it suitable for applications requiring reliable power supply regulation.
Manufacturer
Application
1. Consumer Electronics: Powers microcontrollers and digital circuits in devices such as smartphones and tablets.
2. Industrial Systems: Provides reliable power to sensors and controllers in automation systems.
3. Communication Equipment: Supplies stable voltage for networking devices and telecom equipment.
4. Automotive Electronics: Used in infotainment systems and other in-car electronic modules.
5. Portable Devices: Ideal for battery-powered applications due to its low power consumption and high efficiency.
Overall, the TPS77533D is suitable for any application requiring efficient and stable voltage regulation.