LV5050NV-TLM-E

Product Overview

Category: Integrated Circuit (IC)

Use: The LV5050NV-TLM-E is a versatile integrated circuit primarily used for voltage regulation and power management in electronic devices.

Characteristics: - High efficiency - Low power consumption - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: The LV5050NV-TLM-E is available in a compact surface-mount package, making it suitable for use in space-constrained applications.

Essence: This IC serves as a crucial component in various electronic devices, ensuring stable and regulated power supply to different subsystems.

Packaging/Quantity: The LV5050NV-TLM-E is typically sold in reels containing a specified quantity of ICs, depending on the manufacturer's packaging standards.

Specifications

• Input Voltage Range: 3V - 40V
• Output Voltage Range: 1.2V - 37V
• Maximum Output Current: 1.5A
• Quiescent Current: 10mA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LV5050NV-TLM-E features a standard pin configuration with the following connections:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. ADJ: Adjustable pin for setting the desired output voltage
5. EN: Enable pin for controlling the IC's operation

Functional Features

1. Voltage Regulation: The LV5050NV-TLM-E provides precise voltage regulation, ensuring a stable output voltage even under varying input conditions.
2. Overcurrent Protection: It incorporates overcurrent protection, safeguarding the connected devices from excessive current flow.
3. Thermal Shutdown Protection: The IC includes a thermal shutdown mechanism that prevents overheating, enhancing its reliability and longevity.
4. Adjustable Output Voltage: The ADJ pin allows users to adjust the output voltage according to their specific requirements.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range enables compatibility with various power sources - Compact package size facilitates integration into space-constrained designs - Overcurrent and thermal protection enhance device safety and reliability

Disadvantages: - Limited maximum output current of 1.5A may not be suitable for high-power applications - Lack of built-in short-circuit protection

Working Principles

The LV5050NV-TLM-E operates based on a switching regulator topology. It utilizes an internal oscillator to control the switching of an internal power transistor. This switching action converts the input voltage to the desired output voltage with high efficiency. The IC continuously monitors the output voltage and adjusts the duty cycle of the switching transistor to maintain a stable output voltage.

Detailed Application Field Plans

The LV5050NV-TLM-E finds extensive application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable audio players - LED lighting systems - Battery-powered devices - Industrial automation equipment

Detailed and Complete Alternative Models

1. LM2576-ADJ: A similar voltage regulator IC with adjustable output voltage and higher maximum output current of 3A.
2. LT1084CP-ADJ: Another alternative offering adjustable output voltage and a maximum output current of 5A, suitable for more demanding applications.
3. MC34063A: A versatile switching regulator IC with adjustable output voltage and a maximum output current of 1.5A, providing an alternative option for lower-cost designs.

These alternative models offer similar functionality to the LV5050NV-TLM-E and can be considered based on specific application requirements.

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