MAX6338KUB+T

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	4
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	--
Voltage - Threshold:	2.19V, 2.93V, Adj, Adj
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	10-uMAX
Base Part Number:	MAX6338

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Introduction

The MAX6338KUB+T is a supervisory integrated circuit that combines power management, high-speed interfaces and periodic supervision functions. It helps system designers to maximize their efficiency by supplying multiple voltages and managing dynamic power consumption. This section covers the application field and working principle of MAX6338KUB+T.

Application Field

The MAX6338KUB+T is optimized for use in modern-day high-performance systems, such as automotive infotainment systems, imaging systems, industrial control systems, and embedded designs. As a multi-function supervisory IC, the MAX6338KUB+T supplies multiple voltages, has a dedicated power-on reset circuit, and provides periodic supervision features. It is particularly well suited for applications where high-speed interfaces, such as USB, Micro-SD, and Ethernet are present, as it can be combined with other power management ICs for optimum efficiency and maximum reliability.

Features

The MAX6338KUB+T has several features that make it suitable for high-performance designs. It has two high-speed channel interfaces, allowing designers to control large numbers of voltage rails with relative ease. Additionally, it has two low speed channels that can be used for managing low-end signalling and controlling low-frequency, low-current lines.The MAX6338KUB+T also has a fail-safe power-on reset circuit. This circuit will reset the system if the monitored voltages dip below the specified threshold, preventing data corruption and loss of power. Additionally, it includes an integrated low-voltage monitoring circuit, providing additional protection against unexpected power fluctuations.

Working Principle

The MAX6338KUB+T is a supervisory integrated circuit that uses a voltage reference and comparator logic to detect and report voltage fluctuations. It collects voltage information from multiple channels and sends it to an external microcontroller for analysis. The microcontroller uses the information to determine whether the monitored voltages are within the specified limits, and in case of a violation, sends a reset signal to the monitored system.Additionally, the MAX6338KUB+T can also be used to provide periodic supervision functions. It stores a periodic function such as a watchdog timer, reset timer, or delay timer, and generates a reset signal automatically if the timer is not activated by an external signal.

Conclusion

The MAX6338KUB+T is an ideal supervisory IC for high-performance designs. It combines power management, high-speed interfaces and periodic supervision functions, while providing fail-safe protection against unexpected voltage fluctuations. Its two high-speed channels and two low-speed channels make it suitable for monitoring multiple voltage rails, while its integrated low-voltage monitoring circuit adds an extra layer of protection.

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