LM2635MX

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Applications:	Power Supplies
Current - Supply:	2.5mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	0°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC
Base Part Number:	LM2635

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The LM2635MX is an integrated circuit or power management IC (PMIC) which is specialized for high-side and low-side voltage sensing and sequencing applications. It combines an internal voltage regulator, voltage supervisor for supervision, an integrated exact system reset, temperature and current supervision with I2C interface for communication. This specific model is designed to provide an easy and efficient implementation of high-side and low-side detection/sequencing features in applications, resulting in better system performance and robustness.The applications of the LM2635MX can be found in TV-sets, graphics card applications, mobile phones, home appliances, and several other modern electronic devices. It provides a unique ability to accurately sense and control the operation of the power rail of a system and to provide a secure system reset and power up sequence.In order to understand how the device works, it is important to first look at its main components and the functions they provide.The LM2635MX is composed of four main components which provide essential input and output functions, namely: Voltage Regulator, Voltage Supervisor, Temperature Supervisory Control function, and I2C Interface.The Voltage regulator provides a stable regulated output voltage. It is an adjustable, low-dropout regulator which automatically adapts the output voltage to the precise requirements of the system, so that the voltage is never too high or too low. This will decrease system power consumption and reduce the amount of heat dissipated.The Voltage Supervisor is used to monitor voltage levels in the system and provide reliable protection from overvoltage and undervoltage conditions. If one of these conditions is detected, it will send a signal to the appropriate control circuit. This will help ensure system safety and robustness.The Temperature Supervisory Control function provides a safety system to protect the circuit from over-temperature conditions. If the temperature reaches a predefined threshold, it will send an appropriate signal to the controller, allowing it to adjust the circuit\'s operation accordingly. This will help maintain the system\'s longevity and reliability.Finally, the LM2635MX has an integrated I2C interface which can be used to communicate with other devices. This interface allows custom programming and power sequencing capabilities which enable high-level customization of the system power-up/power-down.In conclusion, the LM2635MX is a specialized power management IC which offers a simple and efficient implementation of high-side and low-side detection/sequencing features in applications. Its voltage regulator, voltage supervisor, temperature supervisory control function, and I2C interface enable efficient operation and protection of the system. It is suitable for various applications, such as TV-sets, graphics card applications, mobile phones, and home appliances, and provides excellent design flexibility to ensure maximum system performance and robustness.

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