ROHM Semiconductor

BD9740KN-E2

BD9740KN-E2 Description

The BD9740KN-E2 is a highly integrated Power Management IC (PMIC) designed by ROHM Semiconductor. This device is tailored for applications requiring efficient power management and voltage stable regulation. It features a wide input voltage range from 1.5V to 10V, making it suitable for various power sources. The IC is capable of delivering up to 30mA of output current, ensuring reliable power delivery to connected devices. The BD9740KN-E2 is designed with a positive output configuration and supports a switching frequency range of 100kHz to 1.2MHz, which allows for flexible design options and optimized performance in different operating conditions.

BD9740KN-E2 Features

• Wide Input Voltage Range: The BD9740KN-E2 operates within an input voltage range of 1.5V to 10V, providing compatibility with a variety of power sources and ensuring robust performance across different input conditions.
• High Output Current Capability: With a maximum output current of 30mA, this PMIC can efficiently power multiple devices simultaneously, making it suitable for applications requiring multiple power outputs.
• Flexible Switching Frequency: The switching frequency range of 100kHz to 1.2MHz allows designers to optimize the IC for different applications, balancing between efficiency and electromagnetic interference (EMI) considerations.
• Synchronous Rectification: The inclusion of a synchronous rectifier enhances the efficiency of the power conversion process, reducing power loss and improving overall system efficiency.
• Compliance and Reliability: The BD9740KN-E2 is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and safety standards. Additionally, it has a Moisture Sensitivity Level (MSL) of 3 (168 Hours), making it suitable for surface mount applications without the risk of moisture-related damage.
• Multiple Outputs: The IC features 7 output channels, providing flexibility in power management and distribution for complex systems.
• Packaging: Available in a Tape & Reel (TR) package, the BD9740KN-E2 is designed for surface mount technology, facilitating easy integration into modern electronic assemblies.

BD9740KN-E2 Applications

The BD9740KN-E2 is ideal for a range of applications where efficient power management and reliable voltage regulation are critical. Some specific use cases include:

• Consumer Electronics: Ideal for powering multiple components in devices such as smartphones, tablets, and smart home appliances.
• Industrial Equipment: Suitable for industrial control systems, IoT devices, and other applications requiring stable power supply and efficient power management.
• Medical Devices: Can be used in medical equipment where precise power control and low power consumption are essential.
• Automotive Electronics: Applicable in automotive systems for managing power distribution to various electronic components, ensuring reliable operation under varying conditions.

Conclusion of BD9740KN-E2

The BD9740KN-E2 from ROHM Semiconductor is a versatile and efficient Power Management IC designed to meet the demands of modern electronic systems. Its wide input voltage range, high output current capability, and flexible switching frequency make it suitable for a variety of applications. The inclusion of synchronous rectification and multiple output channels further enhances its performance and flexibility. While marked as "Not For New Designs," the BD9740KN-E2 remains a reliable choice for existing systems and projects that require a robust and efficient power management solution.