LD1117V33C

LDO Voltage Regulators 3.3V 0.8A Positive
3,679 有效庫存

LD1117V33C

有效庫存3,679

LDO Voltage Regulators 3.3V 0.8A Positive

  • 製造商零件號 # : LD1117V33C

  • 包裝/封裝: TO220-3

  • 製造商: Stmicroelectronics

  • 產品分類 : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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LD1117V33C 數據表
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詳細說明

LD1117V33C is a reliable and efficient low drop fixed voltage regulator designed to meet the needs of various electronic applications. With a stable output voltage of 3.3V and a maximum output current of 800mA, this regulator offers excellent performance within a wide input voltage range of 4.75V to 15V. Its low dropout voltage of only 1.1V at full load ensures minimal power dissipation, making it an energy-efficient choice for electronic designs

主要特徵

  • High accuracy and precision
  • Suitable for industrial applications
  • Economical power usage
  • Compact package size
  • Rapid response time

規格

以下是所選零件的基本參數，涉及零件的特性及其所屬類別。

Operating Range Commercial Operating Temp Min Celsius 0.0
Operating Temp Max Celsius 125.0 ECCN US EAR99
ECCN EU NEC Packing Type Tube
RoHs compliant Ecopack2 Grade Industrial
Package Name TO-220

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 LD1117V33C PDF 下載

常見問題解答

What is LD1117V33C?

The LD1117V33C is a low-dropout voltage regulator IC manufactured by STMicroelectronics. It is designed to provide a stable output voltage with minimal voltage drop, making it suitable for powering low-voltage devices in various applications such as consumer electronics, industrial equipment, and automotive systems.

How Does LD1117V33C Work?

The LD1117V33C operates by regulating the input voltage to provide a constant output voltage, even when the input voltage fluctuates. It maintains a low dropout voltage, allowing it to regulate the output voltage efficiently. The IC is typically used to step-down higher voltages to a fixed 3.3V output for powering sensitive components in electronic circuits.

How Many Pins does LD1117V33C have and What are the Functions of the Pinout Configuration?

The LD1117V33C comes in a variety of packages, including the TO-220 and DPAK, with common pinout configurations. The pin functions typically include:

  • Input (VIN): Input voltage pin.
  • Ground (GND): Ground pin.
  • Output (VOUT): Regulated output voltage pin (3.3V in this case).
  • Adjust (ADJ): Some versions may have an adjustment pin for fine-tuning the output voltage.

What are the Pros and Cons of LD1117V33C?

Pros:

  • Low Dropout Voltage: Offers efficient voltage regulation even when the input voltage is close to the output voltage.
  • Stable Output: Provides a stable 3.3V output for powering sensitive components.
  • Overcurrent Protection: Some variants may include overcurrent protection features for added reliability.
  • Compact Design: Available in small packages for space-constrained applications.

Cons:

  • Heat Dissipation: May require a heat sink for dissipating excess heat during high load conditions.
  • Limited Voltage Range: The LD1117V33C is designed for regulating specific output voltages and may not be adjustable over a wide range.
  • External Components: Additional capacitors may be needed for stable operation in some circuits.

Are There Any Equivalents/Alternatives to LD1117V33C for Recommendation?

  • The LM1117 from Texas Instruments is a similar low-dropout regulator offering a fixed 3.3V output.
  • Alternatives to the LD1117V33C include the L4931 from STMicroelectronics and the MIC5205 from Microchip.

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