BU90002GWZ-E2 Integrated Circuits (ICs)

Voltage - Output (Min/Fixed):	3.3V
Base Part Number:	BU9000*
Supplier Device Package:	6-WLCSP
Package / Case:	6-XFBGA, WLCSP
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C (TA)
Synchronous Rectifier:	Yes
Frequency - Switching:	6MHz
Current - Output:	1A
Voltage - Output (Max):	--
Series:	--
Voltage - Input (Max):	5.5V
Voltage - Input (Min):	4V
Number of Outputs:	1
Output Type:	Fixed
Topology:	Buck
Output Configuration:	Positive
Function:	Step-Down
Part Status:	Active
Packaging:	Tape & Reel (TR)

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BU90002GWZ-E2 is a DC-DC switching regulator that is used in a variety of applications including charging systems, servers and various other industrial applications. It is a low power solution with a wide input voltage range and is available in either 2 or 3-phase configuration. The regulator provides a programmable output voltage and current limit. Additionally, it has a peak current mode control circuit that allows for enhanced efficiency operation.The BU90002GWZ-E2 utilizes a synchronous rectification topology to provide regulation and efficient power conversion. This topology enables the regulator to switch from a high-side to a low-side switch in order to maximize efficiency. The regulator features a low-noise PWM control circuit to provide the switching. The PWM control circuit utilizes the integrated voltage preregulator to detect the output voltage level and adjust the switching accordingly. The BU90002GWZ-E2 also includes various built-in protection features. This includes overvoltage protection, overcurrent protection, temperature monitoring and fault detection. The overvoltage protection prevents the output voltage from exceeding the specified maximum. The overcurrent protection prevents the output current from exceeding a set limit. Temperature monitoring allows for the regulator to reduce the output power when the temperature exceeds a certain threshold. Finally, the fault detection enables the regulator to detect and respond to fault conditions.The BU90002GWZ-E2 is also equipped with several protection features. It includes an integrated filter capacitor for improved EMI performance, as well as built-in current limit and short circuit protection. Additionally, it features an undervoltage lockout function to ensure safe operation and shut the regulator down if the input voltage falls below a specified limit. The BU90002GWZ-E2 can be used in a variety of applications including servers, base stations, medical equipment and electric vehicles. It is a highly efficient solution with a wide input voltage range and a programmable output voltage and current limits. Additionally, it includes various protection features and filter capacitors for improved EMI performance.

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