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NCP3335AMN250R2G

NCP3335AMN250R2G Description

The NCP3335AMN250R2G from onsemi is a fixed-output linear voltage regulator designed to deliver a stable 2.5V output with a maximum current capacity of 500mA. This surface-mount device operates within an input voltage range up to 16V, making it suitable for a variety of low-power applications. Despite its obsolete status, it remains a reliable choice for legacy designs due to its robust performance and compliance with ROHS3 and REACH standards. The regulator features a low dropout voltage of 0.34V @ 500mA, ensuring efficient operation even with minimal headroom. Its 190 µA quiescent current and 14 mA maximum supply current contribute to energy-efficient performance, while the Enable control feature allows for power management flexibility.

NCP3335AMN250R2G Features

• Fixed 2.5V Output: Provides a stable voltage reference for precision applications.
• High Input Voltage Tolerance (16V): Supports a wide range of input sources.
• Low Dropout Voltage (0.34V @ 500mA): Enhances efficiency in low-headroom scenarios.
• Enable Pin: Allows for external control of the regulator's operation, reducing standby power consumption.
• Protection Mechanisms: Includes over-current and over-temperature safeguards for enhanced reliability.
• Compact 10DFN Package: Ideal for space-constrained PCB designs.
• Low Quiescent Current (190 µA): Minimizes power draw in idle states.
• RoHS3 Compliant & REACH Unaffected: Meets environmental and regulatory standards.

NCP3335AMN250R2G Applications

This regulator is particularly well-suited for:

• Portable Electronics: Powering low-voltage circuits in handheld devices, such as sensors or wearables.
• Industrial Control Systems: Providing stable voltage to microcontrollers and analog components in harsh environments.
• Automotive Electronics: Supporting infotainment or telemetry systems where input voltage fluctuations are common.
• Legacy Designs: Maintaining continuity in systems where component obsolescence is a concern.
• Battery-Powered Devices: Optimizing energy efficiency in applications like IoT nodes or backup power supplies.

Conclusion of NCP3335AMN250R2G

The NCP3335AMN250R2G offers a balance of performance, efficiency, and reliability, making it a viable option for designs requiring a fixed 2.5V supply. Its low dropout voltage, enable control, and protection features distinguish it from basic linear regulators, while its compact form factor ensures compatibility with modern PCB layouts. Although marked as obsolete, its compliance with environmental standards and proven durability make it a practical choice for specific use cases, particularly in legacy or low-power applications. Engineers should evaluate alternative solutions for new designs but can rely on this regulator for existing systems requiring consistent performance.