ADP5133ACBZ-R7

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Function:	Step-Down
Output Configuration:	Positive
Topology:	Buck
Output Type:	Adjustable
Number of Outputs:	2
Voltage - Input (Min):	2.3V
Voltage - Input (Max):	5.5V
Voltage - Output (Min/Fixed):	0.8V
Voltage - Output (Max):	3.8V
Current - Output:	800mA
Frequency - Switching:	3MHz
Synchronous Rectifier:	Yes
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	16-WFBGA, WLCSP
Supplier Device Package:	16-WLCSP (2x2)
Base Part Number:	ADP5133

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ADP5133ACBZ-R7 Application Field and Working Principle

ADP5133ACBZ-R7 belongs to a group of switch-mode voltage regulators, which is classified as PMIC (Power Management Integrated Circuit), Voltage Regulators and DC-DC Switching Regulators. Switch mode voltage regulators have become the norm in most microelectronic applications, due to its greater efficiency, smaller size and lower costs as compared to linear transformers.The ADP5133ACBZ-R7 is a power management device suitable for a wide range of applications. This device is capable of delivering up to 37 Amperes of output current with a fixed 3.3V output voltage. It includes a power switch and its accompanying driver, protection features and system control. It is also equipped with integrated resistors and capacitors, allowing for a smaller overall package area compared to discrete integrated circuits.The ADP5133ACBZ-R7 works based on its built-in power switch and its accompanying driver. When a voltage input is applied to the power switch, it will quickly turn on and off in a highly efficient on/off cycle. During this cycle, the power switch will be rapidly switching at a much higher frequency compared to traditional linear transformers. This results in a much higher voltage conversion efficiency as a result.When the output voltage is low, the power switch will quickly turn off. This action results in a decrease in the output current and will cause the output voltage to drop. The output voltage is then safely monitored by the integrated system control, which will then quickly switch the power switch back on to maintain the optimal output voltage.The protection features of the ADP5133ACBZ-R7 allows it to protect itself from short circuit, over current and over voltage events. It is also equipped with integrated resistors and capacitors, allowing it to reduce EMI (electromagnetic interference) and deliver a clean and stable output voltage. In summary, the ADP5133ACBZ-R7 is a power management integrated circuit that is suitable for a wide range of applications. It works based on an efficient on/off switch cycle and its protection features allows it to protect itself from short circuit, over current and overvoltage events. The integrated resistors and capacitors help reduce EMI and ensure a clean and stable output voltage. This device is the ideal choice for providing power to a variety of microelectronics applications.

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