Diodes Incorporated
画像はイメージの場合もございます。
商品詳細は仕様をご覧ください。
AP78L12SG-13
詳細を表示 DataSheets

AP78L12SG-13

Product Overview

Category

AP78L12SG-13 belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

  • Voltage regulation capability
  • Low dropout voltage
  • High output current
  • Thermal overload protection

Package

AP78L12SG-13 is available in a TO-252 package.

Essence

The essence of this product lies in its ability to provide stable and regulated voltage output.

Packaging/Quantity

AP78L12SG-13 is typically packaged in reels, with each reel containing a specific quantity of units.

Specifications

  • Input Voltage Range: 14V - 30V
  • Output Voltage: 12V
  • Output Current: 100mA
  • Dropout Voltage: 2V
  • Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

AP78L12SG-13 has three pins:

  1. Input (VIN): This pin is used to connect the input voltage source.
  2. Ground (GND): This pin is connected to the ground reference.
  3. Output (VOUT): The regulated output voltage is obtained from this pin.

Functional Features

  • Voltage Regulation: AP78L12SG-13 ensures a constant output voltage of 12V, regardless of input voltage fluctuations.
  • Low Dropout Voltage: The low dropout voltage enables efficient operation even when the input voltage is close to the desired output voltage.
  • Thermal Overload Protection: The product incorporates thermal overload protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages

  • Stable and regulated output voltage
  • High output current capability
  • Thermal overload protection ensures safety
  • Compact TO-252 package

Disadvantages

  • Limited output current capacity (100mA)
  • Dropout voltage of 2V may not be suitable for all applications

Working Principles

AP78L12SG-13 operates based on the principle of linear voltage regulation. It utilizes a pass transistor to regulate the output voltage by adjusting the current flow through it. The internal circuitry compares the output voltage with a reference voltage and adjusts the pass transistor accordingly, maintaining a constant output voltage.

Detailed Application Field Plans

AP78L12SG-13 finds application in various electronic devices and circuits, including but not limited to: - Power supplies - Battery-powered systems - Audio amplifiers - LED lighting systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to AP78L12SG-13 include: - LM7805: A popular 5V voltage regulator. - LT1084: A high-current adjustable voltage regulator. - LM317: An adjustable positive voltage regulator.

These alternative models offer different specifications and features, allowing users to choose the most suitable option for their specific requirements.

Word count: 400 words

技術ソリューションにおける AP78L12SG-13 の適用に関連する 10 件の一般的な質問と回答をリストします。

  1. Question: What is the AP78L12SG-13?
    Answer: The AP78L12SG-13 is a voltage regulator IC (Integrated Circuit) that provides a fixed 12V output voltage.

  2. Question: What is the input voltage range for the AP78L12SG-13?
    Answer: The input voltage range for the AP78L12SG-13 is typically between 14V and 30V.

  3. Question: What is the maximum output current of the AP78L12SG-13?
    Answer: The maximum output current of the AP78L12SG-13 is 100mA.

  4. Question: Can the AP78L12SG-13 be used to regulate voltages other than 12V?
    Answer: No, the AP78L12SG-13 is specifically designed to provide a fixed 12V output voltage.

  5. Question: Is the AP78L12SG-13 suitable for battery-powered applications?
    Answer: Yes, the AP78L12SG-13 can be used in battery-powered applications as long as the input voltage range is within its specifications.

  6. Question: Does the AP78L12SG-13 require any external components for operation?
    Answer: Yes, the AP78L12SG-13 requires input and output capacitors for stability and filtering purposes. Refer to the datasheet for recommended values.

  7. Question: Can multiple AP78L12SG-13 regulators be connected in parallel to increase the output current?
    Answer: No, connecting multiple regulators in parallel is not recommended as it may cause stability issues and uneven load sharing.

  8. Question: What is the operating temperature range of the AP78L12SG-13?
    Answer: The operating temperature range of the AP78L12SG-13 is typically between -40°C and 125°C.

  9. Question: Can the AP78L12SG-13 handle transient voltage spikes?
    Answer: The AP78L12SG-13 has built-in protection features to handle transient voltage spikes within its specified limits. However, additional external protection may be required in certain applications.

  10. Question: Is the AP78L12SG-13 available in different package options?
    Answer: Yes, the AP78L12SG-13 is available in different package options such as SOT-89 and TO-92. Refer to the datasheet for more details on package options and pin configurations.