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BA3259HFP-TR

BA3259HFP-TR Description

The BA3259HFP-TR is a high-performance linear regulator IC designed by Rohm Semiconductor, a leading manufacturer in the power management sector. This device is part of the BA3259 series and is specifically tailored for applications requiring dual-channel power regulation with adjustable and fixed output voltage options. The BA3259HFP-TR offers a maximum input voltage of 14V and supports a dual output current of 1A per channel, making it suitable for a wide range of electronic devices and systems. The regulator is designed with a positive output configuration and features a low dropout voltage of 1.3V at 1A, ensuring efficient power delivery even under varying load conditions.

BA3259HFP-TR Features

• Dual-Channel Regulation: The BA3259HFP-TR provides two independent regulator channels, each capable of delivering up to 1A of output current. This dual-channel design allows for efficient power management in multi-rail systems.
• Flexible Output Voltage: The regulator offers an adjustable output voltage range from 0.8V to 3.3V, with a fixed option at 3.3V, providing flexibility to match specific application requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 1.3V at 1A, the BA3259HFP-TR ensures high efficiency and minimal power loss, making it ideal for low-power applications.
• Protection Features: The device includes over-current and over-temperature protection, safeguarding the regulator and connected components from potential damage.
• Low Quiescent Current: The BA3259HFP-TR operates with a low quiescent current of 3 mA, contributing to overall system efficiency and energy savings.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 52dB at 120Hz, ensuring stable output voltage and minimizing noise interference.
• Surface Mount Packaging: The BA3259HFP-TR is available in a surface mount package, specifically in tape and reel (TR) format, facilitating easy integration into modern printed circuit boards (PCBs).
• Wide Operating Temperature Range: The device operates reliably within a temperature range of 0°C to 85°C, making it suitable for various environmental conditions.
• Compliance and Status: The BA3259HFP-TR is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. However, it is marked as "Not For New Designs," indicating that while it remains a viable option for existing projects, it may not be recommended for future designs.

BA3259HFP-TR Applications

The BA3259HFP-TR is well-suited for a variety of applications where dual-channel power regulation is required. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as smartphones, tablets, and portable gaming consoles that require efficient power management for multiple voltage rails.
• Industrial Equipment: Suitable for industrial control systems and automation devices that need reliable power regulation to ensure stable operation.
• Telecommunications: Can be used in base stations and communication equipment where precise power control is necessary for optimal performance.
• Medical Devices: Applicable in medical equipment that demands high reliability and low noise, such as diagnostic tools and monitoring devices.
• Automotive Systems: Useful in automotive electronics, including infotainment systems and advanced driver assistance systems (ADAS), where multiple power rails are required.

Conclusion of BA3259HFP-TR

The BA3259HFP-TR from Rohm Semiconductor is a versatile and efficient linear regulator IC designed to meet the demands of modern electronic systems. Its dual-channel regulation, adjustable output voltage, and low dropout voltage make it an excellent choice for applications requiring precise power management. The inclusion of over-current and over-temperature protection ensures robustness and reliability, while its low quiescent current and high PSRR contribute to overall system efficiency. Although marked as "Not For New Designs," the BA3259HFP-TR remains a valuable component for existing projects and applications where its unique features and performance benefits are essential.