NCP2991FCT2G - English Editing Encyclopedia Entry

Product Overview

Category

NCP2991FCT2G belongs to the category of integrated circuits (ICs).

Use

This product is commonly used as a voltage regulator in various electronic devices.

Characteristics

• Voltage regulation capability
• Low dropout voltage
• High output current capacity
• Thermal shutdown protection
• Short-circuit protection

Package

NCP2991FCT2G is available in a compact surface-mount package.

Essence

The essence of NCP2991FCT2G lies in its ability to regulate and stabilize voltage levels, ensuring reliable performance of electronic devices.

Packaging/Quantity

This product is typically packaged in reels or tubes, with varying quantities depending on customer requirements.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

NCP2991FCT2G features the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The NCP2991FCT2G ensures a stable output voltage regardless of input voltage fluctuations.
• Low Dropout Voltage: It exhibits a low dropout voltage, minimizing power dissipation and maximizing efficiency.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection, preventing damage due to excessive heat.
• Short-Circuit Protection: It offers short-circuit protection, safeguarding the circuit from potential damage.

Advantages and Disadvantages

Advantages

• High output current capacity allows for powering a wide range of electronic devices.
• Low dropout voltage ensures efficient power utilization.
• Thermal shutdown protection prevents overheating and subsequent damage.
• Short-circuit protection enhances the overall reliability of the circuit.

Disadvantages

• Limited maximum output current may restrict usage in high-power applications.
• Input voltage range is relatively narrow compared to some other voltage regulators.

Working Principles

NCP2991FCT2G operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, compensating for any input voltage variations.

Detailed Application Field Plans

The NCP2991FCT2G finds application in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless headsets - Handheld gaming consoles

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to NCP2991FCT2G include: - LM1117-3.3 - LT1763-3.3 - MCP1700-3302E

These alternatives can be considered based on specific requirements and compatibility with the target application.

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