BD8306MUV-E2

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

BD8306MUV-E2 Application Field and Working Principle

The BD8306MUV-E2 is an efficient, DC/DC buck switching regulator from ROHM Semiconductor. This is a step-down power regulator with ultra low quiescent current that can provide 4A of continuous switch current, making it suitable for automotive applications. It features an integrated low-side MOSFET, under-voltage lockout, thermal shutdown protection and adjustable switching frequencies.

Features:

• Input voltage range- 4.5V to 40V
• Output current- 4A with forced PWM control
• Frequency Range- 200kHz to 1.3MHz
• Integrated under-voltage lockout and thermal shutdown protection
• High efficiency- up to 96%
• Small footprint- small 16-pin package

Application:

The BD8306MUV-E2 is suitable for a wide range of automotive applications, including car audio systems, camera systems, head-up displays, automotive lighting systems and ECUs. It can also be used for consumer applications including TVs, audio equipment, IoT devices, white goods and gaming consoles.

Working Principle:

The BD8306MUV-E2 is a type of DC-DC buck switching regulator that is used to convert voltage from a higher voltage source (e.g. Li-ion battery) to a lower voltage output. It works by using Pulse Width Modulation (PWM) to control an integrated low-side MOSFET switch. The voltage regulator switches the power switch on and off at a set frequency, which is determined by an external resistor. The output voltage is further regulated by an internal linear regulator.

The low-side MOSFET is driven by an internal PWM driver which turns the switch on and off. The frequency of the PWM signal is determined by an external resistor, which can be adjusted to change the switching frequency of the regulator. The PWM signal is generated using a technique called Pulse Frequency Modulation (PFM), which adjusts the duty cycle of the signal according to the load. The PFM signal is then buffered by a low-side driver which sends the signal to the low-side MOSFET switch.

The regulator also has an integrated under-voltage lockout and thermal shutdown protection. These features provide protection against overvoltage and over-temperature conditions, which could otherwise damage the device. The BD8306MUV-E2 also has an integrated low-side MOSFET, which eliminates the need for an external power switch.

The BD8306MUV-E2 is a high-efficiency DC-DC buck regulator that can provide 4A of continuous switch current. Its adjustable switching frequency and integrated protection features make it suitable for a wide range of applications.

The specific data is subject to PDF, and the above content is for reference