STM1815TWX7F Integrated Circuits (ICs)

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	100 ms Minimum
Voltage - Threshold:	3.06V
Operating Temperature:	-40°C ~ 105°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:	STM1815

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Introduction

STMicroelectronics has developed a wide range of power management integrated circuits (PMICs) to improve energy efficiency and provide system protection in a wide variety of consumer electronics devices. The STM1815TWX7F is one of the products from their PMICs lineup. This device is designed for use in applications such as traditional consumer appliances, consumer electronics, lighting, and industrial control systems. It is designed to provide accurate system supervision and logical monitoring functions to the host microcontroller. This article will discuss the application field and working principle of the STM1815TWX7F.

Application Field and Working Principle

The STM1815TWX7F is a two-phase controller which provides system supervision and logic monitoring functions. It is well-suited for applications such as consumer electronics, lighting, and industrial control systems. It is a single-chip device that consists of a switching regulator and a controller. This device can operate as a stand-alone supervisor or be integrated into an existing system.The STM1815TWX7F is well-suited for battery-based applications as it provides precision power regulation, low-battery monitoring, and thermal protection. It also offers under-voltage, over-voltage and over-temperature protection for the system. The device can control voltage levels for up to three distinct power domains. The STM1815TWX7F is designed to operate with various architectures, including 3-phase bridge, 2-phase buck, and flyback.The main feature of the STM1815TWX7F is its digital logic monitoring system, which provides system protection by detecting under-voltage, over-voltage, and over-temperature conditions. The device also includes a watchdog timer, which will reset the microcontroller if it fails to complete a task within a specific period of time.In addition, the device provides various system performance enhancements, such as PBIR (power bus input resistance) compensation and ESD (electrostatic discharge) protection. It also has the capability to support multiple current and voltage conditions by providing two integrated current sensors and two additional pin sensors.The STM1815TWX7F is designed to be integrated into an existing system in order to provide accurate system supervision, as well as control and protection for the system. The device is designed for easy and cost-effective implementation, allowing for quick, reliable and efficient results.

Conclusion

The STM1815TWX7F is a powerful PMIC designed to provide precise power regulation and system protection in a wide range of applications. It is well-suited for battery-based applications and offers accuracy and precision for the host microcontroller. In addition, the device provides various system performance enhancements and digital logic monitoring options to provide system protection.Overall, the STM1815TWX7F is an effective device for improving energy efficiency and providing system protection in a wide variety of applications. It is designed for cost-effective implementation, allowing for quick and reliable results.

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