MAX6339AUT

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The MAX6339AUT is a supervisor from Maxim Integrated, mainly intended for use in applications where board level monitoring and reset signaling is needed. It features a flexible reset timer, power sequencing, and adjustable thresholds for multiple supply interventions.

The device consists of two primary components, the supervisor chip and the peripheral drivers. The supervisor features an integrated oscillator and fault detection circuitry, providing a complete reset system with adjustable settings for the reset delay, reset trip points, and the output drivers. The device comes in a small 6-pin SOT23 package with a low profile so that it can fit easily on board-level circuits. It also provides a 15-pin QFN package that offers better thermal performance and higher current capability.

The primary function of the MAX6339AUT is to detect faults in the power supply and other system functions, and report them bidirectionally to the host controller and user-configured peripherals. It provides a monitoring and control interface for multiple power supplies and system components, including off-chip voltage monitors, power control signals, reset input levels, and reset control logic. The device automatically detects when a fault occurs and sends a reset signal to the controlled power supplies, signaling that the affected supply needs to be reset or removed from the system. It also provides a status register that can be read to report the status of power supply, reset input, and reset output to the host controller.

The MAX6339AUT has several operating modes, depending on the setup of the selection pins. In the static control mode, the device continuously monitors the voltage level of the monitored supplies, reset when a predetermined voltage threshold is breached. In the dynamic control mode, the device monitors and adjusts the primary supply based on the status of any secondary supplies, providing a level of protection and flexibility. The device also provides a slew rate control timer, which allows it to delay resetting a supply for a pre-set period after detecting a fault, and to limit the rate of change of the output levels. This allows the device to protect against inrush current that may occur when multiple components are powered up simultaneously.

The MAX6339AUT is a reliable, cost-effective way to protect board-level circuits from supply rail faults. It provides a comprehensive solution for power monitoring and reset control, with its various operating modes and adjustable settings allowing for custom behavior depending on the application. Its small package size and low power consumption makes it ideal for integration into a wide variety of applications.

The specific data is subject to PDF, and the above content is for reference