LT3021EDH-1.5#PBF
Product Overview
Category
The LT3021EDH-1.5#PBF belongs to the category of voltage regulators.
Use
This product is primarily used for regulating voltage in electronic circuits.
Characteristics
- The LT3021EDH-1.5#PBF is a low dropout linear regulator.
- It has a fixed output voltage of 1.5V.
- The device operates with an input voltage range from 2.1V to 20V.
- It can provide a maximum output current of 200mA.
- The LT3021EDH-1.5#PBF offers high accuracy and low noise performance.
- It features low quiescent current, making it suitable for battery-powered applications.
Package
The LT3021EDH-1.5#PBF comes in a small surface-mount package.
Essence
The essence of this product lies in its ability to regulate voltage with high precision and low noise, making it ideal for various electronic applications.
Packaging/Quantity
The LT3021EDH-1.5#PBF is typically packaged in reels or tubes, and the quantity per package varies depending on the manufacturer's specifications.
Specifications
- Input Voltage Range: 2.1V to 20V
- Output Voltage: 1.5V
- Maximum Output Current: 200mA
- Dropout Voltage: 300mV
- Quiescent Current: 40µA
- Line Regulation: ±0.02%
- Load Regulation: ±0.1%
- Ripple Rejection: 70dB
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LT3021EDH-1.5#PBF has the following pin configuration:
- VIN (Input Voltage)
- GND (Ground)
- VOUT (Output Voltage)
Functional Features
- Low dropout voltage allows for efficient regulation even with small input-output differentials.
- High accuracy and low noise performance ensure stable and reliable voltage regulation.
- Wide input voltage range enables compatibility with various power sources.
- Low quiescent current minimizes power consumption, making it suitable for battery-powered devices.
- Overcurrent and thermal protection features enhance the safety and longevity of the device.
Advantages and Disadvantages
Advantages
- Precise voltage regulation
- Low noise performance
- Wide input voltage range
- Low quiescent current
- Overcurrent and thermal protection
Disadvantages
- Limited maximum output current (200mA)
Working Principles
The LT3021EDH-1.5#PBF operates as a linear regulator, utilizing a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.
Detailed Application Field Plans
The LT3021EDH-1.5#PBF finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Communication equipment
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the LT3021EDH-1.5#PBF include: - LT1761ES5-1.5#TRMPBF - LM1117IMPX-1.5/NOPB - TPS73601DRBTG4 - ADP3339AKCZ-1.5RL7
These alternatives can be considered based on specific requirements and design constraints.
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技術ソリューションにおける LT3021EDH-1.5#PBF 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 LT3021EDH-1.5#PBF in technical solutions:
Q1: What is the LT3021EDH-1.5#PBF? A1: The LT3021EDH-1.5#PBF is a low dropout linear regulator IC that provides a fixed output voltage of 1.5V.
Q2: What is the input voltage range for the LT3021EDH-1.5#PBF? A2: The input voltage range for the LT3021EDH-1.5#PBF is from 2.7V to 20V.
Q3: What is the maximum output current of the LT3021EDH-1.5#PBF? A3: The LT3021EDH-1.5#PBF can provide a maximum output current of 200mA.
Q4: Can the LT3021EDH-1.5#PBF be used in battery-powered applications? A4: Yes, the LT3021EDH-1.5#PBF is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Q5: Is the LT3021EDH-1.5#PBF suitable for noise-sensitive applications? A5: Yes, the LT3021EDH-1.5#PBF has excellent line and load regulation, making it suitable for noise-sensitive applications.
Q6: Can the LT3021EDH-1.5#PBF handle temperature variations? A6: Yes, the LT3021EDH-1.5#PBF has a wide operating temperature range of -40°C to 125°C, making it suitable for various environments.
Q7: What protection features does the LT3021EDH-1.5#PBF have? A7: The LT3021EDH-1.5#PBF includes features like thermal shutdown, current limit, and reverse battery protection.
Q8: Can the LT3021EDH-1.5#PBF be used in automotive applications? A8: Yes, the LT3021EDH-1.5#PBF is automotive qualified and can be used in automotive applications.
Q9: How do I calculate the power dissipation of the LT3021EDH-1.5#PBF? A9: The power dissipation can be calculated using the formula: Power Dissipation = (Vin - Vout) * Iout.
Q10: Are there any application notes or reference designs available for the LT3021EDH-1.5#PBF? A10: Yes, Linear Technology (now part of Analog Devices) provides application notes and reference designs on their website that can help with the implementation of the LT3021EDH-1.5#PBF in various technical solutions.
Please note that these answers are general and may vary depending on specific requirements and use cases. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.