TPS2828DBVTG4

The TPS2828DBVTG4 is part of Texas Instruments\' family of Devices for Gate Drivers featuring PWM dimming for high brightness LED (HBLED) Application. It offers a digitally controllable high current gate driver that can be used to drive N-channel MOSFET devices. It has an extremely low dropout voltage, fast switching speed, wide output range, low on resistance and an effective start up circuit. The TPS2828DBVTG4 also provides three additional outputs for LED brightness control.

This device provides excellent thermal performance and is suitable for high-current LED applications. It features a dimming PWM frequency of up to 500 kHz , low RMS output current up to 4A. This makes the TPS2828DBVTG4 the perfect choice for high power LED applications requiring fast and smooth dimming. The TPS2828DBVTG4 also features a 2.5V to 15V operating supply voltage range and a wide 7V to 30V MOSFET input voltage range.

The TPS2828DBVTG4 Gate Driver provides an ideal solution for LED applications such as general lighting, backlighting, automobile interior lighting and outdoor lighting. The device\'s operating temperature range is between -40°C and +85°C, making it suitable for a variety of applications with wide temperature ranges.

To better understand the application field and working principle of the TPS2828DBVTG4, it is important to understand how gate drivers work. A gate driver is an integrated circuit that provides the necessary voltage for a power MOSFET to switch on and off. It is essentially a bi-directional switching device that is used to drive and control the gate voltage of a MOSFET. The gate driver takes an input control signal, typically from a microcontroller, and produces an output voltage that drives the gate of the MOSFET. By varying the strength of the output voltage, the MOSFET can be controlled to switch on and off, thus controlling the power delivered to a load.

The working principle of the TPS2828DBVTG4 is based on the fact that when voltage is applied to the device’s inputs, the driver converts that voltage into a signal that drives the gate of the MOSFET. This signal can be used to control the speed of the switching and the power delivered to the load. The device has two input pins: one for the control signal and one for the direct current drive. The direct current drive pin is connected directly to the gate of the MOSFET. This enables the user to control the voltage applied to the gate of the MOSFET and thus control the power delivered to the load.

In a system containing the TPS2828DBVTG4, a control signal is applied to one of the device’s inputs, the other is connected directly to the gate of the MOSFET. The control signal is then converted by the driver into a signal that drives the gate of the MOSFET. The voltage applied varies depending on the control signal, allowing the user to precisely control the voltage applied to the gate of the MOSFET and thus controlling the power delivered to the load.

The TPS2828DBVTG4 provides a wide output range, fast switching speed and low gate charge, making it the ideal choice for high power LED applications. The device also offers efficient start up circuit, low dropout voltage and a temperature range of -40°C to +85°C, making it suitable for a wide range of LED applications. It also features an LED brightness control mode that allows the user to easily adjust the brightness level of the LEDs.

The TPS2828DBVTG4 is part of Texas Instruments\' family of devices for gate drivers and is the perfect choice for high power LED applications requiring fast and smooth dimming. The device offers an excellent range of features and is suitable for a wide range of LED applications. With its wide output range, low dropout voltage, fast switching speed and efficient start up circuit, the TPS2828DBVTG4 is the ideal solution for LED applications requiring precise control of the power delivered to the load.