MP2112DQ-LF-Z Integrated Circuits (ICs)

Voltage - Input (Max):	6V
Supplier Device Package:	6-QFN (3x3)
Package / Case:	6-VDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	1.05MHz
Current - Output:	1A
Voltage - Output (Max):	6V
Voltage - Output (Min/Fixed):	0.6V
Series:	--
Voltage - Input (Min):	2.5V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Not For New Designs
Packaging:	Tape & Reel (TR)

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Introduction

The MP2112DQ-LF-Z is a DC/DC switching regulator. It is mainly used in applications requiring high power density and high efficiency. This device is suitable for a wide range of input and output voltages, which makes it a versatile device. The device features an efficient switch mode design and offers multiple protection features, such as overload protection, short-circuit protection, and programmable over temperature protection. It also has a wide operating temperature range and is rated up to 100W.

Application Fields

The MP2112DQ-LF-Z is a highly efficient DC/DC switching regulator, which makes it suitable for a broad range of applications. It is most commonly used in power inverter systems, solar and other renewable energy systems, automotive applications, industrial applications, communication systems, mobile TV systems, etc. The device is specifically designed for high power density and high efficiency applications, and can provide constant output voltage or current at a wide input voltage range. This makes it ideal for use in power modules, DC power supplies, and other demanding applications.

Features and Advantages

The MP2112DQ-LF-Z is a highly efficient DC/DC switching regulator with a wide range of features and advantages. It is designed to operate over a wide input voltage range and can deliver constant output voltage or current. The device features an adjustable switching frequency and an adjustable output voltage. It also has a wide operating temperature range and is rated up to 100W. Other features and advantages include high power density and efficiency, Multiple Protection features, overload protection, short-circuit protection, programmable over temperature protection, ultra-low stand-by current, flexible fixed frequency operation, adjustable switching frequency, soft-start and power-on reset operations, fast transient response, and small board space.

Working Principle

The MP2112DQ-LF-Z operates primarily on the principle of a switched-mode converter. It works by converting its input voltage to a high voltage and then rapidly switching it to provide the desired output voltage. The device is designed to operate with a wide input voltage range, from 6V to 40V. The power switch is used to convert the input voltage to a high voltage, which is then rapidly switched to provide a regulated output voltage. The switching frequency of this device is adjustable, which allows the user to control the output voltage. In addition to the power switch, the device also features an onboard linear regulator. This regulator is used to stabilize the output voltage under varying load conditions. In addition, the device has several protection circuits that help to protect the device from damage due to over-current, over-voltage, and short-circuit.

Conclusion

The MP2112DQ-LF-Z is a highly efficient DC/DC switching regulator, designed for applications requiring high power density and efficiency. It features a wide input voltage range, adjustable switching frequency, an onboard linear regulator, and multiple protection features. This device is suitable for a wide range of applications such as power inverters, solar systems, automotive and industrial applications, communication systems, etc.

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