LV8281VR-TLM-H

Product Overview

Category: Integrated Circuit (IC)

Use: LV8281VR-TLM-H is a voltage regulator IC used for regulating and stabilizing the output voltage in electronic circuits.

Characteristics: - High precision voltage regulation - Low dropout voltage - Wide input voltage range - Overcurrent protection - Thermal shutdown protection

Package: LV8281VR-TLM-H is available in a compact surface mount package, making it suitable for space-constrained applications.

Essence: The essence of LV8281VR-TLM-H lies in its ability to provide stable and regulated voltage output, ensuring proper functioning of electronic devices.

Packaging/Quantity: This IC is typically packaged in reels or tubes, with each reel/tube containing a specific quantity of LV8281VR-TLM-H units.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 0.8V - 15V
• Output Current: Up to 1A
• Dropout Voltage: 0.3V (typical)
• Quiescent Current: 50µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LV8281VR-TLM-H has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)
4. EN (Enable)
5. FB (Feedback)
6. NC (No Connection)

Functional Features

• High Precision Regulation: LV8281VR-TLM-H ensures accurate and stable output voltage regulation, minimizing voltage fluctuations.
• Low Dropout Voltage: The IC exhibits low dropout voltage, enabling efficient power conversion even when the input voltage is close to the desired output voltage.
• Overcurrent Protection: LV8281VR-TLM-H incorporates overcurrent protection, safeguarding the circuit and connected devices from excessive current flow.
• Thermal Shutdown Protection: In case of excessive heat generation, the IC activates thermal shutdown protection to prevent damage due to overheating.

Advantages and Disadvantages

Advantages: - High precision voltage regulation ensures reliable performance of electronic devices. - Low dropout voltage minimizes power loss and enhances efficiency. - Overcurrent protection prevents damage to the circuit and connected devices. - Thermal shutdown protection safeguards against overheating.

Disadvantages: - Limited output current capacity (up to 1A) may not be suitable for high-power applications. - Requires external components for proper operation, increasing overall system complexity.

Working Principles

LV8281VR-TLM-H operates based on a feedback control mechanism. The input voltage is compared with a reference voltage, and the error signal is used to adjust the output voltage. This feedback loop ensures that the output voltage remains stable and within the desired range, even when the input voltage or load conditions vary.

Detailed Application Field Plans

LV8281VR-TLM-H finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to LV8281VR-TLM-H that offer similar functionality include: - LM317T - LT1084CP - TPS7A4700

These alternatives can be considered based on specific requirements and design constraints.

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