Vishay Semiconductor Diodes Division
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UGB18ACTHE3/45
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UGB18ACTHE3/45

Product Overview

Category

The UGB18ACTHE3/45 belongs to the category of integrated circuits.

Use

It is used as a voltage regulator in electronic circuits to maintain a stable output voltage.

Characteristics

  • High precision
  • Low dropout voltage
  • Thermal shutdown protection
  • Overcurrent protection

Package

The UGB18ACTHE3/45 comes in a small outline transistor (SOT-23) package.

Essence

The essence of this product lies in its ability to regulate and stabilize voltage in various electronic applications.

Packaging/Quantity

It is typically packaged in reels containing 3000 units.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage: Adjustable from 1.2V to 16V
  • Maximum Output Current: 150mA
  • Dropout Voltage: 350mV at 100mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The UGB18ACTHE3/45 has three pins: 1. Vin (Input) 2. Vout (Output) 3. GND (Ground)

Functional Features

  • Adjustable output voltage
  • Low quiescent current
  • Reverse battery protection
  • Short-circuit protection

Advantages

  • Wide input voltage range
  • Small package size
  • Excellent line and load regulation
  • Built-in protection features

Disadvantages

  • Limited maximum output current
  • Higher dropout voltage compared to some alternatives

Working Principles

The UGB18ACTHE3/45 utilizes a feedback control mechanism to compare the output voltage with a reference voltage and adjust the pass element to maintain a constant output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

This voltage regulator is commonly used in portable electronic devices, battery-powered systems, and low-power microcontroller-based applications where a stable supply voltage is critical for proper operation.

Detailed and Complete Alternative Models

Some alternative models to the UGB18ACTHE3/45 include: - LM317 - MCP1703 - AP2112

These alternatives offer similar functionality but may vary in terms of package size, input/output voltage ranges, and maximum output current capabilities.

In conclusion, the UGB18ACTHE3/45 is a versatile voltage regulator with precise regulation capabilities, making it suitable for a wide range of electronic applications requiring stable power supplies.

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av UGB18ACTHE3/45 i tekniska lösningar

  1. What is UGB18ACTHE3/45?

    • UGB18ACTHE3/45 is a specific model of semiconductor diode used in technical solutions.

  2. What are the key specifications of UGB18ACTHE3/45?

    • The UGB18ACTHE3/45 has a forward current of 18A, a reverse voltage of 45V, and a high surge capability.

  3. In what technical applications can UGB18ACTHE3/45 be used?

    • UGB18ACTHE3/45 is commonly used in power supply units, motor control systems, and industrial automation equipment.

  4. What are the advantages of using UGB18ACTHE3/45 in technical solutions?

    • UGB18ACTHE3/45 offers low forward voltage drop, high surge capability, and fast switching characteristics, making it suitable for high-power applications.

  5. How does UGB18ACTHE3/45 compare to other diodes in its class?

    • Compared to similar diodes, UGB18ACTHE3/45 offers higher current and voltage ratings, making it suitable for demanding technical solutions.

  6. Are there any specific thermal considerations when using UGB18ACTHE3/45?

    • Yes, due to its high current handling capability, proper heat sinking and thermal management are important when integrating UGB18ACTHE3/45 into technical solutions.

  7. Can UGB18ACTHE3/45 be used in automotive applications?

    • Yes, UGB18ACTHE3/45 is suitable for automotive applications such as electric vehicle powertrains and battery management systems.

  8. What are the recommended operating conditions for UGB18ACTHE3/45?

    • The recommended operating temperature range for UGB18ACTHE3/45 is typically between -55°C to 175°C, with appropriate derating at higher temperatures.

  9. Does UGB18ACTHE3/45 require any special driver circuitry?

    • While UGB18ACTHE3/45 can be directly controlled by standard digital or analog signals, it may benefit from additional protection and drive circuitry in high-performance applications.

  10. Where can I find detailed application notes and reference designs for using UGB18ACTHE3/45 in technical solutions?

    • Detailed application notes and reference designs for UGB18ACTHE3/45 can be found on the manufacturer's website or through authorized distributors.