MAX16993AGJH/VY+

Voltage - Input (Max):	36V
Supplier Device Package:	32-QFND-EP (5x5)
Package / Case:	32-VFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TJ)
Synchronous Rectifier:	Yes
Frequency - Switching:	2.1MHz
Current - Output:	3A
Voltage - Output (Max):	3.95V
Voltage - Output (Min/Fixed):	0.8V
Series:	--
Voltage - Input (Min):	3.5V
Number of Outputs:	3
Output Type:	Adjustable (Programmable)
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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Application Field and Working Principle of MAX16993AGJH/VY+

MAX16993AGJH/VY+ is a DC-DC switching regulator from the PMIC (power management integrated circuit) voltage regulators family, specifically tailored for power supply applications. This is a high-performance, high-efficiency step-down DC-DC converter with advanced features and wide input operating range, making it suitable for home appliance, audio, communication and other related fields.The MAX16993AGJH/VY+ is an advanced 4-A synchronous step-down DC-DC converter that provides the most flexible, efficient and cost-effective solution for the power supply design. It features a wide input voltage range of 4.5–28 V, a switch current limit of 6 A, 1.5 A integrated switches, and peak efficiency of up to 96%. It also integrates high-side and low-side FB electronic circuit protection and output voltage trim, making it suitable for multiple power supply design. The working principle of the MAX16993AGJH/VY+ DC-DC switching regulator is based on the control of power semiconductor devices, including MOSFETs, BJTs, IGBTs and so on. By using this type of DC-DC switching regulator, the output voltage on a load can be adjusted by controlling the on/off of the power devices. Driver circuits or controllers contained with this type of power supply are used to drive the power devices, and by modulating the duty cycle of the driver, the output voltage and current are regulated.The MAX16993AGJH/VY+ DC-DC switching regulator has several operating modes. The Continuous Conduction Mode (CCM) is the most common, in which the inductor’s current is kept above zero during the operation of the converter, allowing it to achieve higher efficiency than the Discontinuous Conduction Mode (DCM). Pulse-width modulation (PWM) mode should be used in applications with high output current, and Pulse Frequency Modulation (PFM) mode for low power applications.The main feature of the MAX16993AGJH/VY+ DC-DC switching regulator is its high efficiency, reaching up to 96% at light load and low output voltage, making it suitable for energy-saving applications. It also features adjustable operating frequency from 100 Hz to 1 MHz, and adjustable soft-start and POR/UVLO functions for enhanced system performance. The additional capability of the MAX16993AGJH/VY+ for protection and fault detection, such as over-voltage, over-temperature and under-voltage protection, further enhances the reliability and safety of the system.In conclusion, the MAX16993AGJH/VY+ DC-DC switching regulator provides a high-performance power solution for many power supply applications. It offers a wide input voltage range of 4.5 V to 28 V, with a peak efficiency of up to 96%, adjustable operating frequency and adjustable soft-start and POR/UVLO functions. The additional capability of protection and fault detection ensures a more reliable and safe system design.

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