LE75183AFQCT

Product Overview

Category: Integrated Circuit (IC)

Use: The LE75183AFQCT 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 LE75183AFQCT comes in a compact and durable package, ensuring easy installation and protection against external factors such as moisture and dust.

Essence: This voltage regulator is an essential component in electronic circuits, providing reliable and consistent power supply to sensitive components.

Packaging/Quantity: The LE75183AFQCT 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 at 3A
• Quiescent Current: 75µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The LE75183AFQCT has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. ADJ (Adjustment Pin)

Functional Features

• High Efficiency: The LE75183AFQCT utilizes advanced circuitry to minimize power loss, resulting in high efficiency and reduced heat generation.
• Low Dropout Voltage: With a low dropout voltage of only 200mV at 3A, this voltage regulator can maintain a stable output even when the input voltage is close to the desired output voltage.
• Overcurrent and Thermal Protection: The IC incorporates built-in protection mechanisms to safeguard against overcurrent and excessive temperature, ensuring safe operation and preventing damage to connected devices.
• Adjustable Output Voltage: The ADJ pin allows for easy adjustment of the output voltage within the specified range, providing flexibility in various applications.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range accommodates different power sources - Overcurrent and thermal protection enhance reliability and safety - Adjustable output voltage offers versatility in design

Disadvantages: - Dropout voltage may limit its use in applications with low input voltages - Quiescent current could be lower for ultra-low power applications

Working Principles

The LE75183AFQCT 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. This ensures that the connected components receive the required power supply without fluctuations.

Detailed Application Field Plans

The LE75183AFQCT finds application in various electronic devices and systems, including but not limited to: - Mobile phones and smartphones - Portable audio players - GPS navigation systems - Digital cameras - Industrial automation equipment - Automotive electronics

Detailed and Complete Alternative Models

1. LM317T: A popular linear voltage regulator with adjustable output voltage and similar specifications.
2. LT1084CP-5: A high-current, low dropout voltage regulator suitable for demanding applications.
3. TPS7A4700: An ultra-low noise, high PSRR (Power Supply Rejection Ratio) voltage regulator for sensitive audio applications.

These alternative models offer similar functionality and can be considered as substitutes for the LE75183AFQCT depending on specific requirements.

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