onsemi

NCP1117DT15RK

NCP1117DT15RK Description

The NCP1117DT15RK is a fixed output linear voltage regulator designed by onsemi, a leading manufacturer in the power management integrated circuits (PMIC) category. This device offers a stable 1.5V output voltage with a maximum input voltage of 20V and a continuous output current capability of 1A. The regulator is housed in a DPAK package, which is ideal for surface mount applications, ensuring robustness and reliability in various electronic designs. Despite its obsolescence status, the NCP1117DT15RK remains a viable option for applications requiring a simple, efficient, and reliable power solution.

NCP1117DT15RK Features

• Output Type: Fixed at 1.5V, providing a stable and consistent power supply.
• Input Voltage Range: Capable of handling input voltages up to 20V, offering flexibility in power source selection.
• Output Current: Delivers a continuous 1A output current, suitable for a wide range of applications.
• Number of Regulators: Single regulator design, simplifying circuit complexity.
• Output Configuration: Positive output configuration ensures compatibility with most electronic systems.
• Voltage Dropout: A maximum dropout voltage of 1.2V at 800mA, enhancing efficiency at higher load currents.
• Operating Temperature: Wide operating temperature range from 0°C to 125°C, making it suitable for both commercial and industrial environments.
• Protection Features: Over current and over temperature protection ensures safe operation and extends the lifespan of the device.
• Moisture Sensitivity Level: MSL 1 (Unlimited), indicating high resistance to moisture, which is crucial for reliable performance in humid conditions.
• Mounting Type: Surface mount technology (SMT) allows for compact and efficient PCB designs.
• Package: DPAK package, which is robust and suitable for high-current applications.
• REACH Status: REACH Unaffected, ensuring compliance with environmental regulations.
• PSRR: High power supply rejection ratio (PSRR) of 72dB at 120Hz, minimizing noise and ripple in the output voltage.
• Quiescent Current: Low quiescent current of 10 mA, contributing to high overall efficiency.

NCP1117DT15RK Applications

The NCP1117DT15RK is well-suited for a variety of applications where a stable and efficient power supply is required. Its fixed 1.5V output and 1A current capability make it ideal for powering microcontrollers, sensors, and other low-power electronics. The regulator's robust DPAK package and surface mount design allow for easy integration into compact PCB layouts, making it a popular choice for space-constrained applications. Additionally, its wide operating temperature range and protection features ensure reliable performance in harsh environments, such as automotive and industrial control systems.

Conclusion of NCP1117DT15RK

The NCP1117DT15RK is a reliable and efficient linear voltage regulator that offers a stable 1.5V output with a maximum input voltage of 20V and a continuous output current of 1A. Its DPAK package and surface mount design make it suitable for a wide range of applications, from microcontroller power supplies to industrial control systems. Despite being marked as obsolete, the NCP1117DT15RK remains a valuable component for designers seeking a straightforward and dependable power solution. Its low dropout voltage, high PSRR, and robust protection features further enhance its performance and reliability, making it a standout choice in its category.