LTC3126IUFD#PBF

Voltage - Output (Min/Fixed):	0.818V
Base Part Number:	LTC3126
Supplier Device Package:	28-QFN (4x5)
Package / Case:	28-WFQFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	200kHz ~ 2.2MHz
Current - Output:	2.5A
Voltage - Output (Max):	24V
Series:	--
Voltage - Input (Max):	42V
Voltage - Input (Min):	2.4V
Number of Outputs:	1
Output Type:	Adjustable
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tube

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Introduction

The LTC3126IUFD#PBF is an easy-to-use, high-performance, low-noise, low-dropout switched capacitor DC-DC converter. It integrates all the necessary components of a traditional DC-DC converter into a single device, allowing designers to reduce the overall power management design cycle time, cost, and part count. This device belongs to the category of PMIC (Power Management Integrated Circuit) DC-DC switching regulators, and its application field and working principle will be further discussed in the following content.

Application Field of LTC3126IUFD#PBF

The LTC3126IUFD#PBF is intended to be used as a DC-DC converter in a variety of applications, including embedded systems, robotics, portable medical devices, industrial applications, and even military applications.These applications generally require that the power supplied to them is as stable and consistent as possible, and the LTC3126IUFD#PBF ensures that the power supplied to these applications is as efficient and reliable as possible. These applications also generally need powers that are as low-noise and low-dropout as possible, and the LTC3126IUFD#PBF provides power to these applications with low-noise and low-dropout features.The LTC3126IUFD#PBF is especially suited for industrial, robotics, and military applications because of its high-efficiency, high-performance, and low-noise features. The device can also be used in communication systems, computer systems, and high-end automotive applications due to its low-power and low-noise features.

Working Principle of LTC3126IUFD#PBF

The LTC3126IUFD#PBF integrates all the components of a traditional DC-DC converter into a single device, allowing designers to increase the overall efficiency and reduce the overall power management design cycle time, cost, and part count. The device works by controlling an internal switch to convert input voltage to required output voltage at different loads.The LTC3126IUFD#PBF’s output voltage regulation works by using an internal charge pump to sense the output voltage and generate a feedback signal to control the switch. When the output voltage is lower than the set point, the device increases the duty cycle of the switch, allowing more current to flow and increase the output voltage. When the output voltage exceeds the set point, the device decreases the duty cycle of the switch, reducing the amount of current that is allowed to flow, thus decreasing the output voltage.The device also features integrated peak current limit and short-circuit protection features. These features ensure that the device can regulate the output current and protect itself from over-current and short-circuit conditions.Moreover, the device features integrated thermal management features to ensure that it does not overheat. The device also features integrated noise cancellation features to ensure low-noise operation.

Conclusion

The LTC3126IUFD#PBF is an easy-to-use, high-performance, low-noise, low-dropout switched capacitor DC-DC converter suitable for a variety of applications. This device integrates all the necessary components of a traditional DC-DC converter into a single device, allowing designers to reduce the overall power management design cycle time, cost, and part count. The device works by controlling an internal switch to convert the input voltage to the required output voltage according to different load conditions, and its performance is enhanced by integrated peak current limit and short-circuit protection features, integrated thermal management features, and integrated noise cancellation features.

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