onsemi

NCV4949ADWR2G

NCV4949ADWR2G Description

The NCV4949ADWR2G is a linear voltage regulator designed for automotive applications, manufactured by onsemi. This device features a fixed output voltage of 5V and is capable of delivering a maximum output current of 100mA. It operates with an input voltage range up to 28V, making it suitable for a variety of power management needs. The regulator is housed in a surface-mount 20SOIC package, which is ideal for compact and space-constrained designs. Despite its small form factor, the NCV4949ADWR2G offers robust performance and protection features, including over-temperature and short-circuit protection.

NCV4949ADWR2G Features

• Output Type: Fixed at 5V, ensuring stable power supply for sensitive automotive electronics.
• Input Voltage Range: Up to 28V, providing flexibility in various automotive power systems.
• Output Current: Capable of delivering up to 100mA, sufficient for low-power applications.
• Low Dropout Voltage: Maximum dropout voltage of 0.5V at 100mA ensures high efficiency even at low input voltages.
• Protection Features: Over-temperature and short-circuit protection safeguard the device and connected circuits from potential damage.
• Control Features: Reset functionality enhances reliability and control in complex systems.
• Low Quiescent Current: 260 µA ensures minimal power consumption during standby, crucial for battery-powered applications.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Packaging: Tape & Reel (TR) packaging facilitates easy handling and integration into automated assembly lines.

NCV4949ADWR2G Applications

The NCV4949ADWR2G is particularly well-suited for automotive applications where reliability and efficiency are paramount. Its fixed 5V output and low dropout voltage make it ideal for powering microcontrollers, sensors, and other low-power electronic components in vehicles. The device’s over-temperature and short-circuit protection features ensure robustness in harsh automotive environments. Additionally, its low quiescent current is beneficial for applications where power consumption needs to be minimized, such as in always-on systems or during vehicle standby modes.

Conclusion of NCV4949ADWR2G

The NCV4949ADWR2G from onsemi is a reliable and efficient linear voltage regulator designed for automotive applications. Its fixed 5V output, low dropout voltage, and robust protection features make it an excellent choice for powering sensitive automotive electronics. Despite its small form factor, the device offers significant performance benefits, including low quiescent current and compliance with environmental regulations. While the product status is marked as obsolete, its unique features and advantages over similar models make it a valuable component for existing designs and legacy systems.