MP2932GQK-LF-Z

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management IC

Characteristics: - High efficiency voltage regulator - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: QFN-16

Essence: The MP2932GQK-LF-Z is a power management IC designed to regulate voltage efficiently with low dropout. It offers adjustable output voltage, overcurrent protection, and thermal shutdown protection.

Packaging/Quantity: The MP2932GQK-LF-Z is available in a QFN-16 package. The quantity per package may vary depending on the supplier.

Specifications

• Input Voltage Range: 2.5V - 6V
• Output Voltage Range: 0.8V - 5V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV @ 500mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MP2932GQK-LF-Z has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. VOUT: Output voltage pin

Functional Features

1. High Efficiency: The MP2932GQK-LF-Z provides high efficiency voltage regulation, minimizing power loss.
2. Low Dropout Voltage: With a dropout voltage of only 200mV at 500mA, it can maintain stable output voltage even when the input voltage is close to the desired output voltage.
3. Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 5V, providing flexibility for various applications.
4. Overcurrent Protection: The IC incorporates overcurrent protection to prevent damage to the circuit in case of excessive current flow.
5. Thermal Shutdown Protection: It includes thermal shutdown protection to safeguard against overheating, ensuring reliable operation.

Advantages and Disadvantages

Advantages: - High efficiency voltage regulation - Low dropout voltage - Adjustable output voltage - Overcurrent and thermal protection

Disadvantages: - Limited maximum output current (1A)

Working Principles

The MP2932GQK-LF-Z operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. By adjusting the resistance connected to the FB pin, the output voltage can be set within the specified range. The IC continuously monitors the input voltage (VIN) and adjusts the internal circuitry to maintain a stable output voltage.

Detailed Application Field Plans

The MP2932GQK-LF-Z is suitable for various applications that require efficient voltage regulation with low dropout. Some potential application fields include:

1. Battery-Powered Devices: Portable electronic devices such as smartphones, tablets, and wearable devices can benefit from the MP2932GQK-LF-Z's low dropout voltage and high efficiency, extending battery life.
2. Industrial Control Systems: The IC can be used in industrial control systems to regulate voltage for sensors, actuators, and other components, ensuring stable operation.
3. Automotive Electronics: In automotive applications, the MP2932GQK-LF-Z can provide regulated voltage for various subsystems, such as infotainment systems, lighting, and power management modules.

Detailed and Complete Alternative Models

1. MP2931GQK-LF-Z: Similar to MP2932GQK-LF-Z but with a fixed output voltage of 3.3V.
2. MP2933GQK-LF-Z: Similar to MP2932GQK-LF-Z but with a higher maximum output current of 1.5A.

These alternative models offer similar features and characteristics, providing options for different requirements.

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