LP3906SQX-FXPI/NOPB

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

LP3906SQX-FXPI/NOPB is a high-performance power management integrated circuit (PMIC) designed specifically for driving LEDs in a variety of applications. To optimize performance, and reduce bill of material (BOM) costs, the LP3906SQX-FXPI/NOPB features a high-current integrated power switch (IPS) to reduce external components. This device is designed to efficiently drive up to 4 strings of LEDs and supports up to 7 channels of constant current, while maintaining industry-leading performance at low VIN, with a flexible frequency range from 75 KHz to 1 MHz.

LP3906SQX-FXPI/NOPB is a type of PMIC which belongs to the power management category of ICs. The power management field has traditionally relied on linear regulators for low-power applications and on switching converters for higher power levels. With the introduction of newer power-management ICs such as LP3906SQX-FXPI/NOPB, power control and efficiency can be increased significantly in many applications using fewer components. As an example, in LED applications, the device can provide a highly efficient solution by targeting LEDs in applications like interior/exterior automotive lighting, headset/headphone, flashlight and many more.

The working principle of LP3906SQX-FXPI/NOPB is based on an advanced buck switching converter topology. This device is designed to be used as a power supply to drive up to 4 strings of LEDs while providing a maximum output current of up to 130mA per channel. It features a programmable constant LED current detection circuit, thermal overload protection circuit and overvoltage protection circuit which can be used for protecting the device from unwanted current overloads or overvoltage conditions. The IPS can be set to a high current value of up to 3A and a low current value of as little as 30mA, depending on the user\'s requirements.

LP3906SQX-FXPI/NOPB also provides an adjustable switching frequency from 75 KHz to 1 MHz, which allows for efficient and stable operation. For applications which require the ability to dim LEDs in a very precise manner, the LP3906SQX-FXPI/NOPB can be used in conjunction with external digital circuits to provide precise dimming control. This device is also capable of sitting in a power down mode, where it consumes very low standby current and can be easily shut down on demand.

The LP3906SQX-FXPI/NOPB IC is packaged in a small 16 pin QFN package, and is designed to fit into most small form factor PCBs with ease. This device is RoHS compliant and contains no hazardous chemicals or materials. It is capable of operating from a wide supply voltage range of 4.5 to 40 volts, making it suitable for a variety of application scenarios.

In conclusion, the LP3906SQX-FXPI/NOPB is a high-performance power management IC designed specifically for driving up to 4 strings of LEDs. It is an ideal solution for a variety of applications, including interior/exterior automotive lighting, headsets/headphone, flashlights and more. This device features a high-current IPS, programmable constant LED current detection circuit, thermal overload protection circuit and overvoltage protection circuit and also provides an adjustable switching frequency from 75 KHz to 1 MHz. The LP3906SQX-FXPI/NOPB IC is packaged in a small 16 pin QFN package, and is RoHS compliant, making it a great choice for many power applications.

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