BU2JUA3WNVX-TL

Voltage Dropout (Max):	0.22V @ 300mA
Supplier Device Package:	SSON004X1010
Package / Case:	4-UDFN Exposed Pad
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 85°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	70dB (1kHz)
Current - Quiescent (Iq):	90µA
Current - Output:	300mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	2.85V
Voltage - Input (Max):	5.5V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Introduction

BU2JUA3WNVX-TL is a linear voltage regulator from the PMIC (Power Management ICs) family, mainly used for power conversion and voltage regulation. It is a CMOS integrated circuit that allows for a wide range of output options (from 0.9V to 4.2V) and power management needs in all types of system designs. The BU2JUA3WNVX-TL is part of the LDO (Low-Dropout) regulator family and is capable of providing maximum output current of 3A. This allows it to support even the highest-level system designs with low quiescent current and high power conversion efficiency.

Features

The BU2JUA3WNVX-TL linear voltage regulator is designed to provide excellent power conversion efficiency, low quiescent current, and fast transient response. Its features include:

• Wide input voltage range (2.2V to 6V)
• Integrated output current and power limiting capability
• Output voltage adjustable from 0.9V to 4.2V
• Maximum output current of 3A
• High-efficiency converter technology
• Leaded and surface-mount device packages

Applications

The BU2JUA3WNVX-TL linear voltage regulators are used in a variety of applications, ranging from mobile communication to industrial machinery. Mobile devices: The BU2JUA3WNVX-TL voltage regulator can be used in mobile phones and tablets, to provide the necessary voltage to power a wide range of components. Additionally, its low quiescent current and high efficiency can help reduce battery consumption and extend battery life. Industrial equipment: BU2JUA3WNVX-TL voltage regulators can be used in industrial machinery and robotics to provide a more reliable and stable power supply. In addition, its wide output voltage range and high current output capability make it suitable for a variety of industrial applications. Automotive electronics: The BU2JUA3WNVX-TL voltage regulator is widely used in automotive electronic components and systems, such as engine control units, airbags, and vehicle entertainment systems. Its integrated output current and power limit capabilities make it an ideal choice for the dynamic and safety-critical applications onboard vehicles.

Working Principle

The BU2JUA3WNVX-TL voltage regulator works on the principles of inductive-capacitive voltage conversion. The regulator comprises an inductive switch, a control circuit, and an input/output capacitor. The inductor switch is used to provide voltage conversion between the input and output. The control circuit is used to regulate the amount of current flowing into the output capacitor and can be programmed to specify the desired output voltage. The capacitor acts as a buffer between the input and output, allowing the regulation of the output voltage. The capacitor stores the excess current from the input and releases it as needed to maintain the desired output voltage. The capacitor also reduces the amount of ripple (noise) on the output, improving the performance of the regulator.

Conclusion

The BU2JUA3WNVX-TL linear voltage regulator is a powerful, efficient, and versatile device designed to meet the needs of various system designs. It offers a wide input voltage range, adjustable output voltage, high current output, and integrated output current and power limiting capabilities. Its features make it suitable for applications in mobile, industrial, and automotive electronics. The regulator works on the principles of inductive-capacitive voltage conversion, making it a reliable and efficient choice for voltage regulation.

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