LD1085D2M-R
Product Overview
Category
LD1085D2M-R belongs to the category of voltage regulators.
Use
It is commonly used to regulate and stabilize voltage in electronic circuits.
Characteristics
- LD1085D2M-R is a low-dropout linear regulator.
- It has a high output voltage accuracy.
- The device is capable of providing a maximum output current of 3A.
- LD1085D2M-R operates within a wide input voltage range.
- It offers excellent line and load regulation.
Package
The LD1085D2M-R comes in a TO-263 package, also known as D2PAK.
Essence
The essence of LD1085D2M-R lies in its ability to provide a stable and regulated output voltage for various electronic applications.
Packaging/Quantity
The product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 4.75V to 20V
- Output Voltage Range: 1.25V to 18V
- Maximum Output Current: 3A
- Dropout Voltage: 1.3V (typical)
- Line Regulation: 0.015% (typical)
- Load Regulation: 0.1% (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LD1085D2M-R has three pins:
- Vin (Pin 1): Input voltage pin.
- Vout (Pin 2): Output voltage pin.
- GND (Pin 3): Ground pin.
Functional Features
- Low dropout voltage ensures efficient regulation even with small voltage differentials.
- Built-in thermal shutdown protection prevents overheating.
- Short-circuit current limit protects the device and the connected circuitry.
- Fast transient response enables quick stabilization of the output voltage.
Advantages and Disadvantages
Advantages
- High output voltage accuracy ensures precise regulation.
- Wide input voltage range allows for versatile applications.
- Excellent line and load regulation provide stable performance.
- Thermal shutdown protection prevents damage due to overheating.
- Fast transient response ensures quick stabilization.
Disadvantages
- Dropout voltage of 1.3V may limit its use in low-voltage applications.
- TO-263 package may require additional space compared to smaller packages.
Working Principles
LD1085D2M-R operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the current flow through it. The device compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.
Detailed Application Field Plans
LD1085D2M-R finds application in various electronic devices and circuits, including but not limited to: - Power supplies - Battery chargers - Audio amplifiers - Industrial control systems - Automotive electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to LD1085D2M-R are: - LM317 - LT1085 - LDO50V
These models offer similar functionality and can be used as substitutes depending on specific requirements.
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기술 솔루션에 LD1085D2M-R 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of LD1085D2M-R in technical solutions:
Q: What is LD1085D2M-R? A: LD1085D2M-R is a voltage regulator IC that provides a fixed output voltage for various electronic applications.
Q: What is the input voltage range supported by LD1085D2M-R? A: The input voltage range supported by LD1085D2M-R is typically between 4.75V and 20V.
Q: What is the output voltage range of LD1085D2M-R? A: LD1085D2M-R can provide a fixed output voltage ranging from 1.2V to 15V, depending on the specific model.
Q: How much current can LD1085D2M-R handle? A: LD1085D2M-R can handle a maximum output current of 3A, making it suitable for powering a wide range of devices.
Q: Is LD1085D2M-R a linear or switching regulator? A: LD1085D2M-R is a linear regulator, which means it regulates the output voltage by dissipating excess power as heat.
Q: Can LD1085D2M-R be used in automotive applications? A: Yes, LD1085D2M-R is designed to operate in automotive environments and can withstand the required temperature and voltage ranges.
Q: Does LD1085D2M-R require any external components for operation? A: Yes, LD1085D2M-R requires a few external components such as input and output capacitors for stability and filtering.
Q: Can LD1085D2M-R handle both positive and negative voltage inputs? A: No, LD1085D2M-R can only handle positive voltage inputs. It does not support negative voltage inputs.
Q: Is LD1085D2M-R protected against overcurrent and overtemperature conditions? A: Yes, LD1085D2M-R has built-in protection features such as thermal shutdown and current limiting to protect itself from damage.
Q: What are some typical applications of LD1085D2M-R? A: LD1085D2M-R is commonly used in various technical solutions, including power supplies, battery chargers, audio amplifiers, and industrial control systems.
Please note that the answers provided here are general and may vary depending on the specific datasheet and application requirements.