The BD9328EFJ-E is a DC/DC converter IC manufactured by Rohm Semiconductor. It is designed to provide a stable and efficient power supply solution for various electronic devices. It features a built-in power MOSFET and provides high efficiency and low noise operation. This converter is particularly suitable for applications requiring compact size and high performance.

Applications:

• Automotive applications
• Industrial equipment
• LCD TV and monitors
• Power supplies for microcontrollers and other digital circuits
• General-purpose DC/DC conversion

Features:

• High Efficiency: Achieves high power conversion efficiency, reducing power loss and heat generation.
• Wide Input Voltage Range: Supports a wide input voltage range for versatile application.
• Adjustable Output Voltage: The output voltage can be adjusted via external resistors.
• Built-in Power MOSFET: Reduces external component count and simplifies circuit design.
• Overcurrent Protection (OCP): Protects the IC and the load from overcurrent conditions.
• Overvoltage Protection (OVP): Protects the load from excessive output voltage.
• Thermal Shutdown (TSD): Prevents the IC from overheating by shutting down the output.
• Soft Start Function: Reduces inrush current during startup, ensuring stable operation.
• Compact Package: Available in a compact surface-mount package for space-constrained applications.

Benefits:

• Energy Saving: High efficiency operation reduces power consumption.
• Reliable Performance: Integrated protection features ensure reliable and stable operation.
• Simplified Design: Reduces component count and simplifies PCB layout.
• Robust Protection: Protects against overcurrent, overvoltage, and thermal overload conditions.
• Space Saving: Compact package allows for integration into small form factor devices.

Technical Specifications:

The BD9328EFJ-E typically features:

• Input Voltage Range: Specified range (e.g., 4.5V to 36V).
• Output Voltage: Adjustable via external resistors.
• Switching Frequency: Specified frequency (e.g., 340 kHz).
• Output Current: Specified maximum output current (e.g., 2A).
• Operating Temperature Range: Specified range (e.g., -40°C to +85°C).
• Package Type: Specified package (e.g., HTSOP-J8).

Please refer to the official Rohm Semiconductor datasheet for detailed specifications and application notes.