Notebook computer chip power supply circuit
The notebook computer chip power supply circuit utilizes the MAX8775 integrated circuit to generate a Pulse Width Modulation (PWM) signal. The MAX8775 is a high-efficiency step-down voltage regulator designed to provide a stable output voltage for various components in notebook computers.
The circuit typically includes several key components: the MAX8775 itself, input capacitors to filter the power supply, output capacitors to stabilize the output voltage, and inductors to smooth the current flow. The PWM signal generated by the MAX8775 controls the switching of the output transistor, which regulates the voltage supplied to the notebook chip.
In operation, the MAX8775 monitors the output voltage and adjusts the duty cycle of the PWM signal to maintain the desired voltage level. This feedback mechanism ensures that the output remains stable despite variations in load current or input voltage. The design may also include additional features such as over-voltage protection, thermal shutdown, and soft-start functionality to enhance reliability and performance.
Overall, the notebook chip power supply circuit employing the MAX8775 is critical for delivering the necessary power with high efficiency and minimal noise, contributing to the overall performance and longevity of the notebook computer.Notebook computer chip power supply circuit Notebook chip power supply circuit which generates the PWM circuit using MAX8775.
Related Circuits
The following circuit illustrates a Single Chip FM Radio Circuit. This circuit is based on the IC TDA 7000 or TDA 7400. Features include a low-cost FM radio circuit. The Single Chip FM Radio Circuit utilizing the TDA 7000 or...
The Electronics Schematic Diagram MJR7-Mk3 Mosfet MJR6 page includes distortion extracted using the nulling method with a speaker load and a music signal to demonstrate that these designs have no audible distortion in normal use. The MJR7 has even...
Modern acid batteries and lead plates are embodiments of simplicity in use. Unlike NiCd batteries, they must be recharged by connecting to a constant voltage source. Modern acid batteries, commonly referred to as lead-acid batteries, consist of lead plates submerged...
The first essential component for any workshop or lab is a power supply. When experimenting with various electronic circuit designs, having a flexible and adjustable power supply simplifies the process. Presented here is a design for an adjustable power...
For most applications, the power provided by operational amplifiers (op amps) is adequate. However, there are instances where a greater power handling capability is required. A straightforward power booster that can drive moderate loads utilizes the NE5535 device. Other...
The mixer circuit described features three line inputs and three microphone inputs. The microphone inputs are designed for low impedance dynamic microphones with a range of 200 to 1000 ohms. Alternatively, an electret condenser microphone (ECM) can be used,...