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BU15JA3DG-CTR

BU15JA3DG-CTR Description

The BU15JA3DG-CTR is a high-performance CMOS low-dropout (LDO) regulator designed by ROHM Semiconductor. This regulator is ideal for applications requiring a stable and efficient power supply with minimal dropout voltage. The BU15JA3DG-CTR features a fixed output voltage of 1.5V and is capable of delivering up to 300mA of output current. It operates with an input voltage range of up to 6V, making it suitable for a variety of power supply configurations. The regulator's low dropout voltage of 0.365V at 300mA ensures efficient power conversion even at low input-to-output voltage differentials.

BU15JA3DG-CTR Features

• Output Type: Fixed
• Voltage - Input (Max): 6V
• Current - Output: 300mA
• Number of Regulators: 1
• Output Configuration: Positive
• Voltage - Output (Min/Fixed): 1.5V
• Voltage Dropout (Max): 0.365V @ 300mA
• Current - Quiescent (Iq): 80 µA
• PSRR: 60dB (1kHz)
• Control Features: Enable
• Protection Features: Over Current, Over Temperature, Short Circuit
• Mounting Type: Surface Mount
• Package: Tape & Reel (TR)
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Product Status: Active
• REACH Status: REACH Unaffected
• RoHS Status: ROHS3 Compliant
• ECCN: EAR99
• HTSUS: 8542.39.0001

The BU15JA3DG-CTR stands out due to low its quiescent current of 80 µA, which minimizes power consumption in standby mode. Its high power supply rejection ratio (PSRR) of 60dB at 1kHz ensures excellent noise filtering, making it suitable for sensitive analog circuits. The regulator also includes enable control, allowing for dynamic power management and reduced power consumption during inactive periods.

BU15JA3DG-CTR Applications

The BU15JA3DG-CTR is ideal for a wide range of applications where a stable and efficient power supply is crucial. Its low dropout voltage and high PSRR make it particularly suitable for battery-powered devices, portable electronics, and sensitive analog circuits. Specific use cases include:

• Battery-Powered Devices: The low dropout voltage ensures efficient power conversion even as the battery voltage drops, extending battery life.
• Portable Electronics: The regulator's small footprint and surface-mount package make it ideal for compact designs.
• Sensitive Analog Circuits: The high PSRR helps in maintaining signal integrity by filtering out noise from the power supply.
• Industrial Applications: The over current, over temperature, and short circuit protections ensure robustness and reliability in harsh operating conditions.

Conclusion of BU15JA3DG-CTR

The BU15JA3DG-CTR from ROHM Semiconductor is a versatile and high-performance LDO regulator that offers significant advantages over similar models. Its low dropout voltage, high PSRR, and low quiescent current make it an excellent choice for applications requiring efficient power management and noise reduction. The regulator's robust protection features and compact surface-mount package further enhance its suitability for a wide range of electronic devices. Whether used in battery-powered gadgets, portable electronics, or sensitive analog circuits, the BU15JA3DG-CTR delivers reliable performance and efficiency.