ROHM Semiconductor

BD16938AEFV-CE2

BD16938AEFV-CE2 is a high-efficiency step-down (buck) switching regulator IC manufactured by ROHM Semiconductor. This IC is designed to provide a stable and efficient power supply for a wide range of applications. Here is a description of the model BD16938AEFV-CE2, its features, and applications:

Description:

The BD16938AEFV-CE2 is a synchronous step-down (buck) converter that offers high efficiency and low dropout voltage. It is available in a compact DFN (Dual Flat No-leads) package, making it suitable for space-constrained applications. The IC is designed to operate over a wide input voltage range and can handle a wide range of output voltages and currents.

Features:

1. High Efficiency: The BD16938AEFV-CE2 offers high efficiency up to 96%, which helps reduce power consumption and heat generation in the system.
2. Low Dropout Voltage: The IC can operate with a low input voltage, making it suitable for applications with low-voltage power sources.
3. Wide Input Voltage Range: The device can handle input voltages from 2.5V to 5.5V, making it versatile for various power supply scenarios.
4. Wide Output Voltage Range: The output voltage can be adjusted from 0.9V to 5V, allowing for flexibility in powering different loads.
5. High Current Capability: The IC can deliver output currents up to 3A, making it suitable for applications requiring higher power.
6. Synchronous Rectification: The use of synchronous rectification in the switching process improves efficiency and reduces power loss.
7. Built-in Protection Features: The IC includes over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown (TSD) to ensure safe operation and protect the system from potential damage.
8. Small Package Size: The DFN package is compact, making it suitable for applications with limited space.

Applications:

1. Portable Electronics: Due to its high efficiency and compact size, the BD16938AEFV-CE2 is suitable for powering portable devices such as smartphones, tablets, and wearables.
2. IoT Devices: The IC can be used in IoT devices like smart home appliances, sensors, and gateways, where efficient power management is crucial.
3. Power Banks: The step-down regulator can be used in power banks to efficiently step down the voltage from the battery to charge or power external devices.
4. Medical Devices: The BD16938AEFV-CE2 can be used in battery-powered medical devices that require stable and efficient power supply.
5. Industrial Equipment: The IC can be used in industrial applications where efficient power conversion and protection features are essential.

In summary, the BD16938AEFV-CE2 is a high-efficiency step-down regulator IC from ROHM Semiconductor that offers a wide input voltage range, low dropout voltage, and various protection features. Its compact size and high current capability make it suitable for a wide range of applications, including portable electronics, IoT devices, power banks, medical devices, and industrial equipment.