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BA9706K

BA9706K Description

The BA9706K is a highly integrated DC-DC switching controller designed by ROHM Semiconductor, featuring a buck topology and a transistor driver output type. This controller is ideal for applications requiring efficient power conversion and regulation. The BA9706K operates within a wide supply voltage range of 3.6V to 18V, making it suitable for various power supply requirements. It supports switching frequencies of 514kHz and 790kHz, allowing for flexibility in design and optimization of power conversion efficiency.

BA9706K Features

• Output Type: Transistor Driver
• Output Configuration: Positive
• Frequency - Switching: 514kHz, 790kHz
• Voltage - Supply (Vcc/Vdd): 3.6V ~ 18V
• Control Features: Current Limit, Frequency Control
• Synchronous Rectifier: Yes
• Number of Outputs: 3
• Output Phases: 1
• Moisture Sensitivity Level (MSL): 1 (Unlimited)
• Mounting Type: Surface Mount
• Package: Bulk
• ECCN: EAR99
• HTSUS: 8542.39.0001
• Compliance: REACH Unaffected, ROHS3 Compliant

The BA9706K stands out with its synchronous rectifier feature, which enhances efficiency by reducing power loss during the switching process. The controller also includes current limit and frequency control features, ensuring stable and reliable performance under various operating conditions. Its surface mount package and bulk packaging make it suitable for high-density and high-volume production environments.

BA9706K Applications

The BA9706K is well-suited for a variety of applications where efficient power conversion and regulation are critical. Key applications include:

• Consumer Electronics: Power supplies for smartphones, tablets, and other portable devices.
• Industrial Equipment: Power modules for industrial control systems and automation.
• Telecommunications: Base station power supplies and network equipment.
• Automotive: Power management systems in vehicles, including hybrid and electric vehicles.

The BA9706K's wide input voltage range and multiple switching frequencies make it versatile for different power supply designs. Its synchronous rectifier feature ensures high efficiency, making it ideal for applications where power consumption and heat dissipation are significant concerns.

Conclusion of BA9706K

The BA9706K from ROHM Semiconductor is a robust DC-DC switching controller designed for high efficiency and reliability. Its wide supply voltage range, multiple switching frequencies, and synchronous rectifier feature make it a versatile choice for various power conversion applications. While the product is marked as obsolete, its technical specifications and performance benefits continue to make it a valuable option for legacy systems and specific applications where its unique features are required.