LX8384-33CDD
Product Overview
Category: Voltage Regulator
Use: Provides a stable output voltage for electronic devices
Characteristics: High precision, low dropout voltage, low quiescent current
Package: TO-252-3 (DPAK)
Essence: Linear voltage regulator
Packaging/Quantity: Tape and reel, 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 7V
- Output Voltage: 3.3V
- Dropout Voltage: 0.45V at 1A load current
- Quiescent Current: 75µA typical
- Line Regulation: 0.01%/V
- Load Regulation: 0.04%/A
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LX8384-33CDD has three pins:
- VIN (Pin 1): Input voltage pin.
- GND (Pin 2): Ground reference pin.
- VOUT (Pin 3): Output voltage pin.
Functional Features
- High precision: The LX8384-33CDD provides a highly accurate output voltage of 3.3V, ensuring reliable operation of electronic devices.
- Low dropout voltage: With a dropout voltage of only 0.45V at 1A load current, this voltage regulator minimizes power dissipation and maximizes efficiency.
- Low quiescent current: The device consumes only 75µA of current when in standby mode, reducing power consumption and extending battery life.
Advantages and Disadvantages
Advantages: - High precision output voltage - Low dropout voltage - Low quiescent current - Wide operating temperature range - Compact package size
Disadvantages: - Limited input voltage range (4.5V to 7V) - Relatively higher cost compared to other voltage regulators
Working Principles
The LX8384-33CDD is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly to maintain a stable output voltage of 3.3V.
Detailed Application Field Plans
The LX8384-33CDD is commonly used in various electronic devices that require a stable 3.3V power supply. Some typical applications include:
- Microcontrollers and microprocessors
- Digital cameras
- Wireless communication modules
- Portable audio players
- Battery-powered devices
Detailed and Complete Alternative Models
- LM1117-3.3: Similar specifications, available in different package options.
- LT1086-3.3: Higher current capability, lower dropout voltage.
- ADP3339-3.3: Low quiescent current, adjustable output voltage.
These alternative models offer similar functionality and can be considered as substitutes for the LX8384-33CDD depending on specific requirements.
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技術ソリューションにおける LX8384-33CDD 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。
Sure! Here are 10 common questions and answers related to the application of LX8384-33CDD in technical solutions:
Q: What is LX8384-33CDD? A: LX8384-33CDD is a voltage regulator IC that provides a fixed output voltage of 3.3V.
Q: What is the input voltage range for LX8384-33CDD? A: The input voltage range for LX8384-33CDD is typically between 4.5V and 20V.
Q: What is the maximum output current of LX8384-33CDD? A: The maximum output current of LX8384-33CDD is 5A.
Q: Can LX8384-33CDD be used in battery-powered applications? A: Yes, LX8384-33CDD can be used in battery-powered applications as long as the input voltage is within the specified range.
Q: Is LX8384-33CDD suitable for low-power applications? A: No, LX8384-33CDD is designed for high-current applications and may not be the most efficient choice for low-power applications.
Q: Does LX8384-33CDD require any external components for operation? A: Yes, LX8384-33CDD requires input and output capacitors for stability and proper operation.
Q: Can LX8384-33CDD handle input voltage fluctuations? A: Yes, LX8384-33CDD has built-in protection features to handle input voltage fluctuations and provide a stable output voltage.
Q: What is the thermal resistance of LX8384-33CDD? A: The thermal resistance of LX8384-33CDD is typically around 2.5°C/W, which determines its ability to dissipate heat.
Q: Can LX8384-33CDD be used in automotive applications? A: Yes, LX8384-33CDD can be used in automotive applications as long as the operating conditions and temperature range are within its specifications.
Q: Are there any recommended application circuits for LX8384-33CDD? A: Yes, the datasheet of LX8384-33CDD provides several recommended application circuits that can be used as a reference for different scenarios.
Please note that these answers are general and may vary depending on specific design requirements and application conditions. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.