LE78D110BVCT

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: High efficiency, low dropout voltage, compact size
• Package: TO-220, 5-pin
• Essence: Provides stable output voltage for electronic devices
• Packaging/Quantity: Available in reels of 250 units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 26V
• Output Current: Up to 1A
• Dropout Voltage: 0.3V at 1A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LE78D110BVCT has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. NC: No connection
5. EN: Enable pin

Functional Features

• High Efficiency: The LE78D110BVCT offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a dropout voltage as low as 0.3V, it can provide a stable output even when the input voltage is close to the desired output voltage.
• Compact Size: The TO-220 package allows for easy integration into various electronic devices.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Low dropout voltage ensures stable output even with varying input voltages. - Compact size enables easy integration into space-constrained applications.

Disadvantages: - Limited output current of up to 1A may not be sufficient for high-power devices. - The 5-pin package may require additional space on the PCB compared to smaller packages.

Working Principles

The LE78D110BVCT is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The LE78D110BVCT can be used in various applications, including but not limited to: 1. Power supplies for microcontrollers and other low-power electronic devices. 2. Battery-powered devices requiring stable voltage levels. 3. Automotive electronics, such as infotainment systems and dashboard displays. 4. Industrial control systems and automation equipment.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable voltage regulator with similar specifications.
2. LT1086: High current, adjustable voltage regulator suitable for power-hungry applications.
3. LM317: Versatile adjustable voltage regulator with a wide input voltage range.

These alternative models offer different features and capabilities, allowing users to choose the most suitable option based on their specific requirements.

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