NX1117C18Z,115

Basic Information Overview

• Category: Voltage Regulator
• Use: To regulate voltage in electronic circuits
• Characteristics:
  • Low dropout voltage
  • High output current capability
  • Thermal shutdown protection
  • Short circuit current limit
• Package: SOT223
• Essence: Linear voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 4.75V to 15V
• Output Voltage: 1.8V
• Output Current: Up to 1A
• Dropout Voltage: 1.2V (typical)
• Line Regulation: ±0.2% (typical)
• Load Regulation: ±0.4% (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The NX1117C18Z,115 has three pins: 1. VIN: Input voltage pin 2. GND: Ground pin 3. VOUT: Output voltage pin

Functional Features

• Low dropout voltage allows for efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability enables the regulator to power a wide range of electronic devices.
• Thermal shutdown protection prevents the regulator from overheating and damaging itself or other components.
• Short circuit current limit protects the regulator and connected devices from excessive current flow during a short circuit event.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient voltage regulation. - High output current capability makes it suitable for various applications. - Thermal shutdown protection enhances reliability. - Short circuit current limit provides additional protection.

Disadvantages: - Limited output voltage options (only 1.8V in this model). - SOT223 package may require careful handling during soldering.

Working Principles

The NX1117C18Z,115 is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by using a low resistance pass element.

Detailed Application Field Plans

The NX1117C18Z,115 can be used in various applications, including: 1. Power supplies for microcontrollers and other digital ICs. 2. Battery-powered devices requiring a stable voltage supply. 3. Automotive electronics. 4. Industrial control systems. 5. Consumer electronics.

Detailed and Complete Alternative Models

Some alternative models to the NX1117C18Z,115 are: - LM1117-1.8: Similar specifications and pin configuration, available in different packages. - LT1117-1.8: Low dropout voltage regulator with adjustable output voltage. - LP2985-1.8: Ultra-low quiescent current regulator with fixed 1.8V output voltage.

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