MAX6501UKP125+T Voltage Monitor IC, Power Supply Supervisor, SOT-23 Package

MAX6501UKP125+T Overview

The MAX6501UKP125+T is a precision microprocessor supervisory circuit designed to monitor power supply voltages and ensure system reliability in embedded electronic applications. Featuring a fixed 1.25V threshold voltage, this device provides accurate voltage monitoring with a low supply current, making it ideal for battery-operated and low-power systems. The MAX6501UKP125+T integrates an open-drain reset output for external reset signaling, which guarantees deterministic system resets during undervoltage conditions, preventing erratic operation. With a compact package and robust design, this supervisory IC enhances system stability and reduces component count, serving engineers and sourcing specialists seeking reliable power monitoring solutions. For more detailed specifications, visit the IC Manufacturer.

MAX6501UKP125+T Technical Specifications

MAX6501UKP125+T Key Features

• Accurate Fixed Voltage Monitoring: The device offers a precise 1.25V reset threshold with ??1.5% tolerance, ensuring reliable detection of undervoltage conditions critical for system stability.
• Low Power Consumption: Operating at a typical supply current of only 1.3??A, it extends battery life in portable and energy-sensitive applications.
• Open-Drain Reset Output: Enables easy interface with microprocessors and controllers by providing a clean reset signal that can be wired-ANDed with other devices.
• Automatic Reset Timeout: A 140ms delay ensures the reset signal remains active long enough for proper system initialization, avoiding false starts.

MAX6501UKP125+T Advantages vs Typical Alternatives

This supervisory IC provides superior accuracy with a ??1.5% voltage threshold, outperforming typical alternatives that often exhibit wider tolerances. Its ultra-low quiescent current enhances energy efficiency, which is crucial for battery-powered systems. The open-drain reset output simplifies system integration, while the built-in reset timeout delay increases reliability by ensuring consistent reset timing. Together, these features make it an optimal choice for embedded power monitoring with enhanced precision and low power consumption.

Typical Applications

• Microprocessor and microcontroller power supply monitoring to prevent erratic operation due to undervoltage events, ensuring system reliability in embedded electronics.
• Battery-powered devices requiring ultra-low current consumption for prolonged operational lifetime in portable and remote applications.
• Industrial control systems where precise and reliable reset signaling is necessary to maintain proper startup and fault recovery.
• Consumer electronics that demand compact, low-power voltage supervisors for cost-effective power management and system protection.

MAX6501UKP125+T Brand Info

The MAX6501UKP125+T is part of a proven line of power supervisory ICs developed by a leading semiconductor manufacturer known for high-quality integrated circuits. This product combines precision voltage detection with low power operation, designed to meet the stringent requirements of modern embedded systems. Its proven reliability and ease of integration have made it a trusted component for system designers seeking robust power monitoring solutions in a compact SOT23 package.

FAQ

What is the main function of the MAX6501UKP125+T?

The primary function is to monitor the supply voltage and issue a reset signal if the voltage falls below a precise 1.25V threshold. This helps prevent erratic microprocessor operation due to undervoltage conditions by ensuring a controlled system reset.

How does the open-drain reset output benefit system design?

The open-drain configuration allows multiple reset outputs to be wired together (wired-AND), enabling easy integration with various system components. It also permits the use of external pull-up resistors to adapt to different voltage levels and system