MC33289DW

Series:	--
Packaging:	Tube
Part Status:	Obsolete
Applications:	Automotive
Current - Supply:	6mA
Voltage - Supply:	6 V ~ 27 V
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package:	20-SOIC
Base Part Number:	MC33289

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MC33289DW Application Field and Working Principle

MC33289DW is a Power Management Integrated Circuit (PMIC) designed for use in automotive applications or any other high-voltage type of environment. It is a specialized PMIC that provides a low current consumption and integrated protections for system and load.

Features

The MC33289DW offers a wide range of features for its application. These features include: a high-side current-mode switch, a low-side crystal-controlled switch, and integrated protection features such as overcurrent, overvoltage, and thermal shutdown. Additionally, the MC33289DW offers integrated analog-to-digital converters and power supply sequencing to reduce the overall system power usage.

Applications

The MC33289DW is widely used in automotive and other high-voltage applications, such as in engines and generators, intelligent lighting systems, air conditioning, CDCs, and PDPs. It can also be used in switching power supplies, DC-DC converters, and other applications that require high voltage and fast switching speeds.

Working Principle

The MC33289DW works on a current-mode principle. It is designed to drive all external components from the top side of the high-side switch to the bottom side of the low-side switch. The integrated protection features protect the system and the load from overcurrent, overvoltage, and thermal shutdown.The MC33289DW is designed to minimize power consumption, improve overall system efficiency, and reduce component count. It features a fast switching speed that is suitable for applications that require high switching speeds.

Conclusion

The MC33289DW is a specialized PMIC designed for use in automotive and other high-voltage applications. It offers a low current consumption and integrated protections for system and load. The integrated protection features protect the system and the load from overcurrent, overvoltage, and thermal shutdown. Additionally, its fast switching speed makes it suitable for applications that require high switching speeds.

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