FAN53540UCX

Voltage - Output (Min/Fixed):	0.8V
Base Part Number:	FAN53540
Supplier Device Package:	20-WLCSP
Package / Case:	20-UFBGA, WLCSP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	2.4MHz
Current - Output:	5A
Voltage - Output (Max):	4.95V
Series:	TinyBuck®
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	2.7V
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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FAN53540UCX is one of the most popular DC/DC switching regulators in the PMIC - Voltage Regulators - DC DC Switching Regulators range of products. It is used for voltage regulation and power management in various applications. The FAN53540UCX switching regulator can provide up to 98.2% power conversion efficiency and up to 6A output current with a low dropout voltage of 0.5V. It also comes with various safety features, such as short-circuit and over-temperature protection.The FAN53540UCX is designed to be used in applications like mobile phones, tablet PCs, digital cameras, and portable media players. It can be used in these devices to provide a regulated power supply. This helps to extend the battery life of the device, as the power is only used when required. Furthermore, it has an integrated Power OK and output voltage adjust function which helps optimize power consumption and extend device lifetime.The FAN53540UCX switching regulator operates with a constant frequency and mode. This makes it very easy to use and configure. It supports 1.2MHz and 2MHz switching frequency, making it suitable for a wide range of applications. It also has a selectable soft-start time which allows for current limiting, enabling it to start gradually and avoid runaway states. The soft-start time can be adjusted from 10us to 8ms. The FAN53540UCX has a wide operating range, from 2.5V to 5.5V. It also can handle transients up to 6A, which makes this device suitable for many applications, such as automotive applications. It has a low quiescent current of 85μA and its lower operating temperature makes it an ideal choice for extended life operation. The FAN53540UCX also features a built-in adjustable output voltage control. This feature allows the system to adjust the output voltage level to meet user requirements. The adjustable output voltage range is from 0.6V to 5V and has a tolerance of 2%. This helps to improve the efficiency and extend the life of the system.Overall, the FAN53540UCX is an excellent low dropout, high efficiency DC/DC switching regulator. It has a wide operating range and is suitable for many applications. Thanks to its adjustable output voltage control and high efficiency, this device is perfect for applications such as mobile phones, tablet PCs, digital cameras, and portable media players.

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