MAX1790EUA+

Voltage - Output (Min/Fixed):	2.6V
Base Part Number:	MAX1790
Supplier Device Package:	8-uMAX
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	No
Frequency - Switching:	640kHz, 1.22MHz
Current - Output:	1.2A (Switch)
Voltage - Output (Max):	12V
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.6V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Boost, SEPIC
Output Configuration:	Positive
Function:	Step-Up, Step-Up/Step-Down
Part Status:	Active
Packaging:	Tube

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MAX1790EUA+ DC DC Switching Regulators Application Field and Working Principle

The MAX1790EUA+ DC DC Switching Regulator is a step-down DC to DC converter with integrated MOSFETs that is ideally suited for battery-powered applications. Its high efficiency and excellent load transientresponse, combined with its low power dissipation and small package footprint, make it particularly suitable for applications where there is limited space or power budget.The MAX1790EUA+ can deliver up to a maximum of 600mA of output current at an output voltage of 3.3V. The input voltage can range from 2.7V to 5.5V, making it suitable for use with a variety of battery types. The regulator also features a low-quiescent current of 170µA, and includes a UVLO (Under-Voltage Lockout)—an important protection feature that prevents the regulator from operating if the input voltage drops below a certain level.The MAX1790EUA+ features an integrated Switch-Mode PWM controller that enables it to provide excellent regulation accuracy and load transient performance. Its high frequency operation eliminates the need for an external inductor, further increasing the circuit\'s efficiency while allowing the use of small package sizes.The MAX1790EUA+ is designed to operate in either discontinuousconduction mode (DCM) or continuous conduction mode (CCM). The regulator is able to automatically detect and switch between the two modes depending on the load requirements, providing optimum performance no matter the conditions. Additionally, the MAX1790EUA+ includes a wide range of protection features, such as temperature, short-circuit, and over-current protection, ensuring the circuit\'s long-term reliability.In summary, the MAX1790EUA+ is an ideal DC/DC regulator for battery-powered applications, with excellent performance and a wide range of protection features. Its small package size and high efficiency make it particularly suitable for space-constrained environments and applications with limited power budgets. With its high current output and wide input voltage range, the MAX1790EUA+ provides the ideal solution for a variety of power regulation needs.

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