L4952D013TR
Product Overview
- Category: Integrated Circuit
- Use: Power Management
- Characteristics: High voltage regulator with adjustable output, low dropout voltage, and thermal shutdown protection.
- Package: TO-252-3 (DPAK)
- Essence: Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 4.75V to 42V
- Output Voltage Range: 1.25V to 40V
- Output Current: Up to 1.5A
- Dropout Voltage: 0.45V typical at 1A load
- Quiescent Current: 100µA typical
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The L4952D013TR is a three-terminal device with the following pin configuration:
- VIN - Input Voltage
- GND - Ground
- VOUT - Output Voltage
Functional Features
- Adjustable output voltage through external resistors.
- Built-in thermal shutdown protection prevents overheating.
- Low dropout voltage ensures efficient power conversion.
- Wide input voltage range allows for versatile applications.
- Short-circuit and overcurrent protection.
Advantages and Disadvantages
Advantages
- High voltage regulation accuracy.
- Low quiescent current consumption.
- Compact package size.
- Wide operating temperature range.
- Robust protection features.
Disadvantages
- Limited output current compared to some other regulators.
- Requires external resistors for voltage adjustment.
Working Principles
The L4952D013TR is a linear voltage regulator that uses a series pass transistor to regulate the output voltage. It operates by comparing the reference voltage with a fraction of the output voltage, adjusting the pass transistor to maintain a stable output. The device incorporates thermal shutdown protection to prevent damage due to excessive temperature.
Detailed Application Field Plans
The L4952D013TR is commonly used in various applications, including:
- Automotive electronics
- Industrial control systems
- Power supplies
- Battery charging circuits
- Portable devices
Detailed and Complete Alternative Models
- LM317
- LT1083
- LM1117
- LM7805
- LM2940
These alternative models offer similar functionality and can be used as substitutes for the L4952D013TR in various applications.
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기술 솔루션에 L4952D013TR 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of L4952D013TR in technical solutions:
Q: What is L4952D013TR? A: L4952D013TR is a specific model of voltage regulator IC (integrated circuit) commonly used in technical solutions.
Q: What is the input voltage range for L4952D013TR? A: The input voltage range for L4952D013TR is typically between 8V and 35V.
Q: What is the output voltage range of L4952D013TR? A: The output voltage range of L4952D013TR can be adjusted from 5V to 28V.
Q: What is the maximum output current that L4952D013TR can handle? A: L4952D013TR can handle a maximum output current of up to 2A.
Q: Is L4952D013TR suitable for automotive applications? A: Yes, L4952D013TR is designed to meet the requirements of automotive applications and can operate in harsh environments.
Q: Does L4952D013TR have built-in protection features? A: Yes, L4952D013TR includes various protection features such as overvoltage protection, thermal shutdown, and short-circuit protection.
Q: Can L4952D013TR be used in both step-up and step-down voltage regulation? A: Yes, L4952D013TR can be used for both step-up (boost) and step-down (buck) voltage regulation.
Q: What is the typical efficiency of L4952D013TR? A: The typical efficiency of L4952D013TR is around 85-90%, depending on the input and output voltage levels.
Q: Does L4952D013TR require any external components for operation? A: Yes, L4952D013TR requires a few external components such as capacitors, resistors, and an inductor to function properly.
Q: Are there any application notes or reference designs available for L4952D013TR? A: Yes, the manufacturer of L4952D013TR provides application notes and reference designs that can help in implementing the IC in various technical solutions.
Please note that the answers provided here are general and may vary based on specific datasheet specifications and application requirements.