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BU25SA4WGWL-E2

BU25SA4WGWL-E2 Description

The BU25SA4WGWL-E2 is a linear regulator IC designed by ROHM Semiconductor, offering a fixed output voltage of 2.5V with a maximum output current of 200mA. This device is housed in a compact UCSP50L1 package, making it suitable for surface mount applications. It features a maximum input voltage of 5.5V and a low dropout voltage of 0.15V at 100mA, ensuring high efficiency even at low input-to-output voltage differentials. The regulator includes enable control and protection features such as over-current and over-temperature protection, enhancing its reliability and safety in various electronic systems.

BU25SA4WGWL-E2 Features

• Output Type: Fixed
• Input Voltage Range: Up to 5.5V
• Output Voltage: Fixed at 2.5V
• Output Current: 200mA
• Low Dropout Voltage: 0.15V @ 100mA
  -Qu iescent Current: 80 µA
• Power Supply Rejection Ratio (PSRR): 70dB to 45dB (1kHz to 100kHz)
• Protection Features: Over Current and Over Temperature
• Control Features: Enable
• Package Type: UCSP50L1
• Mounting Type: Surface Mount
• Compliance: ROHS3 Compliant, REACH Unaffected
• Moisture Sensitivity Level (MSL): 1 (Unlimited)

BU25SA4WGWL-E2 Applications

The BU25SA4WGWL-E2 is ideal for applications requiring a stable 2.5V supply with low power consumption and high efficiency. Its compact size and surface mount package make it suitable for space-constrained designs. The low dropout voltage ensures efficient operation even with minimal headroom between the input and output voltages, making it suitable for battery-powered devices and low-voltage applications. The enable control feature allows for dynamic power management, further enhancing its versatility.

Specific use cases include:

• Portable electronic devices such as smartphones, tablets, and wearables
• Low-power IoT devices
• Battery-powered sensors and modules
• Embedded systems requiring a stable 2.5V supply

Conclusion of BU25SA4WGWL-E2

The BU25SA4WGWL-E2 from ROHM Semiconductor is a highly efficient and reliable linear regulator designed for applications requiring a fixed 2.5V output. Its low dropout voltage, low quiescent current, and comprehensive protection features make it an excellent choice for low-power, space-constrained designs. While it is marked as "Not For New Designs," its existing applications continue to benefit from its robust performance and compliance with industry. standards