CAT8801STB-GT3

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	2.925V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3
Base Part Number:	CAT8801

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Introduction

The CAT8801STB-GT3 is an intelligent PMIC from ON Semiconductor, providing a Silicon-based supervisor solution designed to monitor multiple power systems and provide fault protection. It is a highly integrated power-on reset and voltage supervisor, providing multi-step, multi-voltage power-on reset (POR), and real-time system power control, along with buffer and POR indication.

Application Field

The CAT8801STB-GT3 is a versatile power supervisor suitable for a wide range of applications in computer, communications, industrial and automotive fields. It is designed to monitor multiple power systems and provide fault protection in applications where high accuracy, speed, low power consumption and system safety are required. Examples include desktop and notebook PCs, servers, and high-end industrial systems. It is also well suited to applications needing system-level control, such as automotive console control, embedded control systems, and battery-backed systems.

Working Principle

The CAT8801STB-GT3 utilizes a single-stage process and provides a wide power supply range. The device features an internal booster regulator to maintain accurate system power sequencing in single-voltage, dual-voltage and multi-voltage systems.The CAT8801STB-GT3 also includes buffer, output polarity and slew rate options for system interface flexibility, as well as an OR/INT port for manual reset and start/stop control.The device also features programmable low voltage reset and low voltage detect thresholds, along with selectable fault indications. This allows for easy system integration and system level precision, as well as alerting when any of the monitored power rails has dropped below its specified voltage threshold.

Conclusion

The CAT8801STB-GT3 PMIC is a highly integrated solution for power-on reset and voltage monitoring/supervision applications. It is an ideal choice for a wide range of applications, including desktop and notebook PCs, servers, and high-end industrial systems. It offers high accuracy, speed, low power consumption and system safety, and provides a wide power supply range. The device features programmable low voltage reset and low voltage detect thresholds, along with selectable fault indications, allowing for easy system integration and system level precision.

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