The Panasonic MN13821S-R is a voltage detecting IC designed for system reset and battery backup applications. It monitors the supply voltage and generates a reset signal when the voltage drops below a certain threshold, ensuring system stability and data integrity. Its low current consumption makes it suitable for battery-powered devices.

Applications

• Microcomputer systems
• Battery-powered devices
• System reset circuits
• Power monitoring circuits
• Data backup systems

Features

• High-accuracy detection voltage
• Low current consumption
• Reset output with hysteresis
• Wide operating voltage range
• Small surface mount package

Benefits

• Improved system reliability: Prevents system malfunction due to voltage drops.
• Data protection: Ensures data integrity during power failures.
• Extended battery life: Low current consumption minimizes battery drain.
• Simplified circuit design: Integrated reset function reduces component count.
• Compact size: Small package allows for integration into space-constrained applications.

The MN13821S-R monitors the power supply voltage of microcomputers and other digital systems. When the supply voltage drops below a pre-set threshold, the reset output is activated. The hysteresis characteristic prevents oscillations around the threshold voltage. The IC offers various detection voltage options to suit different application requirements. This voltage detector IC is widely used in various applications where reliable system operation and data protection are critical. Its small size, low power consumption and accurate voltage detection capabilities make it an ideal choice for modern electronic devices. The output is an N-channel open drain.