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NCP694D33HT1G

NCP694D33HT1G Description

The NCP694D33HT1G is a linear voltage regulator designed by onsemi, offering a fixed output voltage of 3.3V and capable of delivering up to 1A of output current. This regulator is housed in a surface-mount SOT89-5 package, making it suitable for compact and efficient power management solutions. Despite being marked as obsolete, the NCP694D33HT1G remains a reliable choice for applications requiring a stable 3.3V supply. It features a low dropout voltage of 0.18V at 1A, ensuring high efficiency even under low input voltage conditions. The regulator also includes protection features such as over-current and over-temperature protection, enhancing its robustness and reliability in various operating environments.

NCP694D33HT1G Features

• Output Type: Fixed at 3.3V, providing a stable and reliable power supply.
• Input Voltage Range: Up to 6V, offering flexibility in power source selection.
• Output Current: Capable of delivering 1A, suitable for a wide range of electronic devices.
• Low Dropout Voltage: 0.18V at 1A (typical), ensuring high efficiency even at low input voltages.
• Quiescent Current: Low at 100 µA, minimizing power consumption during idle periods.
• Power Supply Rejection Ratio (PSRR): 70dB at 1kHz, providing excellent noise filtering and stability.
• Control Features: Includes an enable function, allowing for dynamic control and power-saving modes.
• Protection Features: Over-current and over-temperature protection ensure safe operation under various conditions.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), suitable for a wide range of manufacturing environments.
• Package: Tape & Reel (TR), facilitating automated assembly processes.

NCP694D33HT1G Applications

The NCP694D33HT1G is ideal for applications requiring a stable 3.3V power supply with high efficiency and low dropout voltage. Its compact SOT89-5 package makes it suitable for space-constrained designs. Specific use cases include:

• Consumer Electronics: Ideal for powering microcontrollers, sensors, and other low-power devices in smartphones, tablets, and IoT devices.
• Industrial Equipment: Suitable for industrial control systems, PLCs, and other equipment requiring a reliable and efficient power supply.
• Telecommunications: Can be used in base stations, routers, and other telecom equipment for stable power management.
• Automotive Applications: Suitable for in-vehicle electronics, infotainment systems, and other automotive applications requiring a compact and efficient power solution.

Conclusion of NCP694D33HT1G

The NCP694D33HT1G is a versatile and reliable linear voltage regulator designed to meet the demands of modern electronic systems. Its low dropout voltage, high PSRR, and robust protection features make it an excellent choice for applications requiring a stable 3.3V supply. Despite being marked as obsolete, the NCP694D33HT1G continues to offer significant advantages over similar models, particularly in terms of efficiency and reliability. Its compact SOT89-5 package and surface-mount design further enhance its suitability for a wide range of applications, making it a valuable component in the electronics industry.