DF71250AD50FAV

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, compact size, low power consumption
• Package: Surface Mount Technology (SMT)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 250 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 5V
• Output Current: 500mA
• Dropout Voltage: 200mV
• Quiescent Current: 10µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The DF71250AD50FAV has the following pin configuration:

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

Functional Features

• Voltage regulation: The DF71250AD50FAV provides a stable output voltage of 5V regardless of input voltage fluctuations.
• Low dropout voltage: With a dropout voltage of only 200mV, the IC can operate efficiently even with low input voltages.
• Low quiescent current: The quiescent current of 10µA ensures minimal power consumption during standby or idle mode.
• Thermal protection: The IC incorporates thermal shutdown protection to prevent overheating.

Advantages and Disadvantages

Advantages: - High efficiency - Compact size - Wide input voltage range - Low power consumption

Disadvantages: - Limited output current capacity (500mA)

Working Principles

The DF71250AD50FAV is a voltage regulator that utilizes a feedback mechanism to maintain a constant output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to ensure a stable 5V output. The dropout voltage is minimized to maximize efficiency, and the quiescent current is kept low to minimize power consumption.

Detailed Application Field Plans

The DF71250AD50FAV is commonly used in various electronic devices that require a stable 5V power supply. Some typical applications include: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices

Detailed and Complete Alternative Models

1. DF71250BD50FAV: Similar to DF71250AD50FAV but with higher output current capacity (1A)
2. DF71250CD50FAV: Similar to DF71250AD50FAV but with wider input voltage range (2.7V to 18V)
3. DF71250ED50FAV: Similar to DF71250AD50FAV but with lower dropout voltage (100mV)

These alternative models provide flexibility in choosing the most suitable voltage regulator based on specific requirements.

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