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LDK320ADU33R

High PSRR voltage regulator with low quiescent current

Quantity Unit Price(USD) Ext. Price
1 $0.475 $0.48
10 $0.388 $3.88
30 $0.345 $10.35
100 $0.303 $30.30
500 $0.276 $138.00
1000 $0.263 $263.00

Inventory:7,507

*The price is for reference only.
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Overview of LDK320ADU33R

The LDK320ADU33R is a low dropout voltage regulator capable of providing a fixed output voltage of 3.3V with a dropout voltage as low as 0.35V. This regulator is designed to offer stable and reliable power supply for various electronic circuits, especially in applications where a precise voltage output is required.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

  • VOUT: Output Voltage
  • VIN: Input Voltage
  • GND: Ground
  • EN: Enable Pin
  • NC: No Connection

Circuit Diagram

Include a circuit diagram illustrating the connections and operation of the LDK320ADU33R voltage regulator for a visual representation.

Key Features

  • Low Dropout Voltage: Provides a stable 3.3V output with a low dropout voltage of 0.35V, suitable for powering sensitive components.
  • High Accuracy: Offers high output voltage accuracy, ensuring precise voltage regulation in electronic systems.
  • Short Circuit Protection: Includes built-in short-circuit protection to safeguard the regulator and connected devices.
  • Low Quiescent Current: Operates with low quiescent current, minimizing power consumption and improving efficiency.
  • Wide Operating Temperature Range: Functions effectively across a wide temperature range, making it versatile for various environmental conditions.

Note: For detailed technical specifications, please refer to the LDK320ADU33R datasheet.

Application

  • Embedded Systems: Ideal for providing stable power supply in embedded systems, microcontrollers, and sensor modules.
  • Consumer Electronics: Suitable for use in consumer electronic devices requiring a precise 3.3V power source.
  • Industrial Control: Used in industrial control systems, automation equipment, and instrumentation for reliable voltage regulation.

Functionality

The LDK320ADU33R is a low dropout voltage regulator that maintains a fixed 3.3V output voltage with high accuracy and efficiency. It ensures consistent power supply for various electronic applications.

Usage Guide

  • Input Power: Connect VIN (Input Voltage) to the power source and GND to the ground reference.
  • Output Connection: Attach VOUT (Output Voltage) to the load or electronic circuit requiring a stable 3.3V supply.
  • Enable Pin: Use the EN pin to enable or disable the regulator as needed.

Frequently Asked Questions

Q: What is the dropout voltage of the LDK320ADU33R?
A: The LDK320ADU33R has a low dropout voltage of 0.35V, ensuring efficient regulation even with small input-output differentials.

Q: Is the LDK320ADU33R suitable for battery-powered devices?
A: Yes, the LDK320ADU33R's low quiescent current and stable output make it well-suited for battery-powered applications requiring a fixed 3.3V supply.

Equivalent

For similar functionalities, consider these alternatives to the LDK320ADU33R:

  • LM2937-3.3: A 3.3V low dropout voltage regulator from Texas Instruments known for its stability and precision.
  • XC6206P332MR: This low dropout regulator offers a fixed 3.3V output and compact package suitable for portable electronic devices.

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Operating Temp Min Celsius -40.0 Operating Temp Max Celsius 125.0
ECCN US EAR99 ECCN EU NEC
Packing Type Tape And Reel RoHs compliant Ecopack2
Grade Industrial Package Name SOT-89

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