MP7782DF-LF-Z

Product Overview

Category: Integrated Circuit (IC)

Use: The MP7782DF-LF-Z is a high-performance voltage regulator designed for use in various electronic devices. It provides stable and regulated power supply to ensure proper functioning of the connected components.

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent and thermal protection - Adjustable output voltage

Package: The MP7782DF-LF-Z is available in a compact surface mount package, making it suitable for space-constrained applications.

Essence: This voltage regulator is an essential component in electronic circuits as it ensures that the voltage supplied to other components remains constant and within the required range.

Packaging/Quantity: The MP7782DF-LF-Z is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.2V - 15V
• Output Current: Up to 3A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MP7782DF-LF-Z has the following pin configuration:

```

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| | --| VIN VOUT |-- --| GND EN |-- |___________| ```

• VIN: Input voltage pin
• VOUT: Output voltage pin
• GND: Ground pin
• EN: Enable pin (active high)

Functional Features

• High Efficiency: The MP7782DF-LF-Z offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Low Dropout Voltage: With a low dropout voltage, this voltage regulator can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Wide Input Voltage Range: The wide input voltage range allows the MP7782DF-LF-Z to be used with various power sources.
• Overcurrent and Thermal Protection: This IC incorporates overcurrent and thermal protection mechanisms to safeguard against excessive current or temperature conditions.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet the requirements of different applications.

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Overcurrent and thermal protection - Adjustable output voltage

Disadvantages: - Dropout voltage may not be suitable for ultra-low power applications - Limited output current compared to some other voltage regulators

Working Principles

The MP7782DF-LF-Z operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. When the input voltage exceeds the desired output voltage, the regulator reduces the voltage using a pass transistor. Conversely, if the input voltage drops below the desired output voltage, the regulator increases the voltage to compensate.

Detailed Application Field Plans

The MP7782DF-LF-Z finds applications in a wide range of electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless routers - IoT devices

Its ability to provide stable and regulated power supply makes it suitable for any application where consistent voltage levels are crucial for proper device operation.

Detailed and Complete Alternative Models

1. MP7783DF-LF-Z: Similar to MP7782DF-LF-Z, but with higher output current capability (up to 5A).
2. MP7781DF-LF-Z: Similar to MP7782DF-LF-Z, but with fixed output voltage options.
3. MP7784DF-LF-Z: Similar to MP7782DF-LF-Z, but with additional features such as adjustable current limit and power good indicator.

These alternative models offer different specifications and features to cater to specific application requirements.

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