The NJU7662MX-TE1 is a high-efficiency step-up/down switching regulator manufactured by Nisshinbo Micro Devices Inc. It is designed for a wide range of applications requiring stable voltage regulation from variable input voltage sources. This versatile regulator can operate in both boost and buck modes, making it suitable for battery-powered devices, portable electronics, and energy harvesting systems.

Applications

• Battery-powered devices: Ideal for extending battery life in portable applications.
• Portable electronics: Used in smartphones, tablets, and other handheld devices.
• Energy harvesting systems: Can efficiently convert energy from various sources into a stable voltage.
• Wireless sensors: Provides a stable power supply for wireless sensor nodes.
• LED lighting: Used in LED drivers for efficient and stable light output.

Features

• Step-up/down operation: Supports both boost and buck conversion modes.
• High efficiency: Ensures minimal power loss during conversion.
• Wide input voltage range: Operates with input voltages from 2.7V to 5.5V.
• Low quiescent current: Minimizes power consumption in standby mode.
• Adjustable output voltage: Allows for flexible voltage settings based on application needs.
• Overcurrent protection: Prevents damage from excessive current draw.
• Short-circuit protection: Protects the regulator and connected components from short circuits.
• Thermal shutdown: Shuts down the regulator in case of overheating.

Benefits

• Extended battery life: High efficiency minimizes power consumption, prolonging battery life.
• Stable voltage regulation: Provides a consistent output voltage, ensuring reliable performance of connected devices.
• Versatile application: Suitable for a wide range of applications due to its step-up/down capability.
• Compact size: Small footprint allows for easy integration into space-constrained designs.
• Enhanced protection: Overcurrent, short-circuit, and thermal shutdown features enhance system reliability.

Additional Details

The NJU7662MX-TE1 utilizes a synchronous rectification topology to achieve high efficiency. It is available in a small package, making it suitable for portable and space-sensitive applications. The regulator operates at a high switching frequency, allowing for the use of small external components. The output voltage can be adjusted using external resistors, providing flexibility in design. The device also incorporates soft-start functionality to limit inrush current during startup.