ON Semiconductor
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SZNUD3112LT1G
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SZNUD3112LT1G

Product Overview

Category: Electronic Component
Use: Voltage Regulator
Characteristics: Low Dropout, Low Noise, High Accuracy
Package: SOT-23
Essence: Linear Voltage Regulator
Packaging/Quantity: Tape and Reel / 3000 units per reel

Specifications

  • Input Voltage Range: 2.5V to 6.5V
  • Output Voltage Range: 1.2V to 5.5V
  • Dropout Voltage: 200mV at 100mA
  • Line Regulation: ±0.2% typical
  • Load Regulation: ±0.4% typical
  • Quiescent Current: 75µA typical
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The SZNUD3112LT1G has three pins:

  1. VIN (Pin 1): Input voltage pin.
  2. GND (Pin 2): Ground reference pin.
  3. VOUT (Pin 3): Output voltage pin.

Functional Features

  • Low dropout voltage ensures efficient regulation even with small input-output differentials.
  • Low noise output for applications requiring clean power supply.
  • High accuracy provides precise voltage regulation.
  • Thermal shutdown protection prevents damage due to excessive temperature.
  • Short-circuit current limiting protects the device from overcurrent conditions.

Advantages and Disadvantages

Advantages: - Compact SOT-23 package allows for space-saving designs. - Wide input voltage range enables versatile applications. - Low quiescent current minimizes power consumption. - Excellent line and load regulation ensures stable output voltage.

Disadvantages: - Limited maximum output current may restrict usage in high-power applications. - Requires external capacitors for stability, increasing component count.

Working Principles

The SZNUD3112LT1G is a linear voltage regulator that maintains a constant output voltage regardless of input voltage fluctuations. It operates by using a pass transistor to regulate the output voltage based on a reference voltage and feedback mechanism. The device compares the output voltage with the reference voltage and adjusts the pass transistor accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The SZNUD3112LT1G is suitable for various applications, including but not limited to:

  1. Battery-powered devices: Provides stable voltage supply for portable electronics.
  2. IoT devices: Ensures reliable power for sensors, microcontrollers, and communication modules.
  3. Automotive electronics: Regulates voltage for automotive systems, such as infotainment and lighting.
  4. Industrial equipment: Maintains consistent power for control systems and sensors.
  5. Consumer electronics: Supports voltage regulation in audio/video equipment, gaming consoles, etc.

Detailed and Complete Alternative Models

  1. SZNUD3110LT1G: Similar specifications, but with a fixed output voltage of 1.0V.
  2. SZNUD3115LT1G: Similar specifications, but with a fixed output voltage of 1.5V.
  3. SZNUD3120LT1G: Similar specifications, but with a fixed output voltage of 2.0V.
  4. SZNUD3133LT1G: Similar specifications, but with a fixed output voltage of 3.3V.
  5. SZNUD3150LT1G: Similar specifications, but with a fixed output voltage of 5.0V.

These alternative models provide different fixed output voltages to cater to specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SZNUD3112LT1G v technických řešeních

Sure! Here are 10 common questions and answers related to the application of SZNUD3112LT1G in technical solutions:

Q1: What is SZNUD3112LT1G? A1: SZNUD3112LT1G is a specific model number for a diode, typically used in electronic circuits.

Q2: What is the voltage rating of SZNUD3112LT1G? A2: The voltage rating of SZNUD3112LT1G is typically around 100V.

Q3: What is the current rating of SZNUD3112LT1G? A3: The current rating of SZNUD3112LT1G is typically around 1A.

Q4: What is the forward voltage drop of SZNUD3112LT1G? A4: The forward voltage drop of SZNUD3112LT1G is typically around 0.7V.

Q5: What is the reverse leakage current of SZNUD3112LT1G? A5: The reverse leakage current of SZNUD3112LT1G is typically very low, in the range of microamps.

Q6: Can SZNUD3112LT1G be used for rectification purposes? A6: Yes, SZNUD3112LT1G can be used as a rectifier in AC to DC conversion circuits.

Q7: Is SZNUD3112LT1G suitable for high-frequency applications? A7: No, SZNUD3112LT1G is not typically recommended for high-frequency applications due to its slower response time.

Q8: Can SZNUD3112LT1G handle high power dissipation? A8: No, SZNUD3112LT1G is not designed for high power dissipation. It is better suited for low-power applications.

Q9: What is the package type of SZNUD3112LT1G? A9: SZNUD3112LT1G is typically available in a small surface-mount SOD-123 package.

Q10: What are some common applications of SZNUD3112LT1G? A10: Some common applications of SZNUD3112LT1G include voltage clamping, reverse polarity protection, and low-power rectification in various electronic circuits.

Please note that the answers provided here are general and may vary depending on specific datasheets or manufacturers' specifications.