MAX8640YELT18+T

Voltage - Output (Min/Fixed):	1.8V
Base Part Number:	MAX8640
Supplier Device Package:	6-uDFN (1.5x1.0)
Package / Case:	6-WFDFN
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	2MHz
Current - Output:	500mA
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.7V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

The MAX8640YELT18+T is a high performance, DC-DC switching voltage regulator from Maxim Integrated. This regulator has been designed with the most advanced, efficient, reliable and cost-effective components. It is a very innovative and reliable power management solution, and its application has been in various fields including automotive, telecommunication, medical, networking, and industrial applications.

Application Field

The MAX8640YELT18+T can be used in a wide range of applications including power conversion, system power distribution, and load balancing. In automotive applications, for example, the MAX8640YELT18+T is suitable for onboard multiple power paths, engine control, fuel injection control and safety systems. In the medical industry, this device is used to provide precision power supplies and voltage regulation for medical equipments, test and measurement systems. In telecommunication, the MAX8640YELT18+T is ideal for powering radio frequency and signal conditioning applications, such as base station equipment, VoIP systems, antenna controllers, and telecommunications switching systems. In industrial applications, the MAX8640YELT18+T is suited for powering digital and analog process control, robots and machine controls, factory automation, and programmable logic controllers.

Working Principle

The MAX8640YELT18+T is a DC-DC switching voltage regulator that uses a Switching Regulator Control (SRC) topology. This topology has been designed to provide high efficiency, low component count, and fast transient response. The SRC topology helps to ensure that the converter remains in regulation as the load and input voltage conditions change. The MAX8640YELT18+T features a built-in PWM controller, an internal current-limit, an adjustable soft-start, and short-circuit protection. The device also has an integrated power switch and an internal oscillator that is able to operate at switch frequencies of up to 500 kHz to reduce the size of external components. Additionally, the MAX8640YELT18+T features wide operating temperature range (from -40°C to +125°C), and is available in a space-saving 8-lead TDFN package, making it ideal for use in applications that require limited space and high-density power conversion design.In conclusion, the MAX8640YELT18+T is a versatile and reliable DC-DC switching regulator that can be used in a wide range of applications, and is highly dependable given its wide operating temperature range and integrated power switch. It is an innovative and cost-effective regulation solution that is perfect for power conversion, system power distribution and load balancing.

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