AP331A

有效庫存3,694

Comparators with a single differential input

  • 製造商零件號 # : AP331A

  • 包裝/封裝: SOT25

  • 製造商: IR

  • 產品分類 : Comparators

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例子

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管或託盤

AP331A 數據表

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詳細說明

AP331A is a voltage regulator IC (Integrated Circuit) that is commonly used in various electronic devices to maintain a stable output voltage despite fluctuations in input voltage. It belongs to the category of linear voltage regulators, which are essential components in many electronic circuits to ensure the proper functioning of sensitive components. The AP331A operates with an input voltage range typically between 4.5V to 20V, and it can provide a stable output voltage between 1.2V to 18V with a maximum output current of around 150mA. This makes it suitable for a wide range of applications, including powering microcontrollers, sensors, and other low-power electronic components. One of the key features of the AP331A is its high accuracy and low dropout voltage, which means that it can maintain a stable output voltage even when the input voltage is very close to the desired output voltage. This makes it ideal for applications where precise voltage regulation is required.

主要特徵

  • The features of AP331A include:
  • - Wide supply voltage range: 2
  • 0V to 36V
  • - Very low supply current drain (0
  • 4mA) independent of supply voltage
  • - Low input biasing current: 150nA
  • - Low input offset current: ±70nA
  • - Low input offset voltage: ±4mV
  • - Input common-mode voltage range includes ground
  • - Differential input voltage range equal to the power supply voltage
  • - Low output saturation voltage: 250mV at 4mA
  • - Output voltage compatible with TTL
  • DTL
  • ECL
  • MOS
  • and CMOS logic systems
  • - Available in "Green" Molding Compound (Lead-Free Finish/ RoHS Compliant)

應用

  • Automotive engine control
  • Industrial control systems
  • Consumer electronics
  • Medical devices
  • Smart home devices
  • Internet of Things (IoT) applications

數據表 PDF

數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。

初步規格 AP331A PDF 下載

常見問題解答

What is AP331A?

The AP331A is a low dropout voltage regulator (LDO) integrated circuit designed by Diodes Incorporated. It is commonly used in a variety of electronic devices and equipment to provide stable and regulated power supply, especially in battery-powered applications, portable devices, and voltage regulator circuits.

How Does AP331A Work?

The AP331A operates by regulating the input voltage to provide a stable output voltage, even when the input voltage fluctuates. It uses a feedback mechanism to adjust its internal circuitry and maintain a constant output voltage, ensuring a reliable power supply for connected components.

How Many Pins does AP331A have and What are the Functions of the Pinout Configuration?

The AP331A is available in various package options, such as SOT-23 and DFN. The pinout configuration typically includes the following pins:

  • VIN: Input voltage pin.
  • VOUT: Regulated output voltage pin.
  • EN: Enable pin for turning the regulator on or off.
  • GND: Ground pin for the circuit.

What are the Pros and Cons of AP331A?

Pros:

  • Low Dropout Voltage: Provides a stable output voltage even when the input voltage is slightly above the output voltage.
  • Low Quiescent Current: Consumes minimal current when in operation, making it suitable for battery-powered devices.
  • Thermal Shutdown Protection: Includes built-in protection against overheating, enhancing device safety.
  • Compact Package: Available in small and space-efficient packages for easy integration into various electronic designs.

Cons:

  • Limited Current Handling: May not be suitable for high-current applications due to its current handling limitations.
  • External Components: Requires external capacitors for stability and bypass capacitors for noise reduction.

Are There Any Equivalents/Alternatives to AP331A for Recommendation?

  • The LM2937 from Texas Instruments is a similar low dropout voltage regulator with comparable features.
  • Alternatives to the AP331A include the MCP1826S from Microchip Technology and the TPS736 from Texas Instruments.