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NCV8503PW50R2

NCV8503PW50R2 Description

The NCV8503PW50R2 is a linear regulator IC designed for automotive applications, offering a fixed output voltage of 5V and a maximum output current of 400mA. Manufactured by onsemi, this device is part of the Power Management Integrated Circuits (PMIC) category. It features a maximum input voltage of 45V and a dropout voltage of 0.6V at 400mA, ensuring efficient operation even under varying input conditions. The regulator is housed in a surface-mount 16SOIC package and is available in tape and reel format, making it suitable for automated assembly processes.

NCV8503PW50R2 Features

• Output Type: Fixed
• Voltage - Input (Max): 45V
• Current - Output: 400mA
• Number of Regulators: 1
• Output Configuration: Positive
• Current - Supply (Max): 45 mA
• Voltage - Output (Min/Fixed): 5V
• Voltage Dropout (Max): 0.6V @ 400mA
• Current - Quiescent (Iq): 350 µA
• Control Features: Enable, Reset
• Protection Features: Over Temperature, Reverse Polarity, Short Circuit
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Grade: Automotive
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• ECCN: EAR99
• HTSUS: 8542.39.0001

The NCV8503PW50R2 stands out for its robust protection features, including over-temperature, reverse polarity, and short-circuit protection, which enhance reliability and longevity in demanding automotive environments. The enable and reset control features provide additional flexibility for system design and operation.

NCV8503PW50R2 Applications

The NCV8503PW50R2 is ideal for a variety of automotive applications where a stable 5V supply is required. Its ability to handle a wide input voltage range and provide a fixed output voltage makes it suitable for powering electronic control units (ECUs), infotainment systems, and other automotive electronics. The low dropout voltage ensures efficient operation, even when the input voltage is close to the output voltage, which is particularly beneficial in automotive systems where battery voltage can vary significantly.

Conclusion of NCV8503PW50R2

The NCV8503PW50R2 is a reliable and efficient linear regulator designed for automotive applications. Its combination of a fixed 5V output, robust protection features, and low dropout voltage make it an excellent choice for powering various automotive electronics. Despite being marked as obsolete, the NCV8503PW50R2 remains a viable option for existing designs and systems where its specific features are required. For new designs, engineers may consider alternative models with similar specifications but updated features and support.