LE88111BLCT

Product Overview

Category: Integrated Circuit (IC)

Use: The LE88111BLCT is a versatile integrated circuit primarily used for power management applications in various electronic devices.

Characteristics: - High efficiency power conversion - Low power consumption - Compact size - Wide input voltage range - Multiple protection features

Package: The LE88111BLCT is available in a compact and durable package, ensuring easy integration into electronic devices.

Essence: This IC serves as a crucial component in power management systems, enabling efficient and reliable power conversion.

Packaging/Quantity: The LE88111BLCT is typically packaged in reels or tubes, with varying quantities depending on the manufacturer's specifications.

Specifications

The LE88111BLCT offers the following specifications:

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.6V to VIN
• Maximum Output Current: 1.5A
• Switching Frequency: Up to 2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LE88111BLCT features the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switching pin
6. PG: Power Good pin
7. VOUT: Output voltage pin

Functional Features

The LE88111BLCT offers the following functional features:

1. High Efficiency: The IC incorporates advanced power conversion techniques, resulting in high efficiency power delivery.
2. Low Power Consumption: The LE88111BLCT minimizes power losses, ensuring optimal energy utilization.
3. Protection Features: It includes built-in protection mechanisms such as overvoltage protection, overcurrent protection, and thermal shutdown.
4. Wide Input Voltage Range: The IC can operate within a wide range of input voltages, enhancing its versatility.
5. Adjustable Output Voltage: The output voltage can be easily adjusted to meet specific requirements.

Advantages and Disadvantages

Advantages: - High efficiency power conversion - Compact size for easy integration - Wide input voltage range allows for versatile applications - Multiple protection features ensure device safety

Disadvantages: - Limited maximum output current (1.5A) - Requires careful consideration of thermal management in high-power applications

Working Principles

The LE88111BLCT operates based on the principles of pulse width modulation (PWM) control. It utilizes an internal oscillator to generate a high-frequency switching signal. This signal controls the power switches, enabling efficient power conversion from the input voltage to the desired output voltage.

Detailed Application Field Plans

The LE88111BLCT finds applications in various electronic devices, including but not limited to:

1. Mobile devices (smartphones, tablets, portable media players)
2. Wearable devices (smartwatches, fitness trackers)
3. Portable gaming consoles
4. IoT devices
5. Battery-powered devices

Detailed and Complete Alternative Models

1. LE88112BLCT: Similar to LE88111BLCT with higher maximum output current (2A).
2. LE88110BLCT: Similar to LE88111BLCT with lower maximum output current (1A).
3. LE88113BLCT: Similar to LE88111BLCT with additional features such as adjustable frequency.

These alternative models provide flexibility in choosing the appropriate IC based on specific application requirements.

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