LD2982AM285R
Product Overview
Category
LD2982AM285R belongs to the category of voltage regulators.
Use
This product is primarily used for regulating voltage in electronic circuits.
Characteristics
- Low dropout voltage
- Low quiescent current
- High output voltage accuracy
- Thermal shutdown protection
- Short-circuit current limit
Package
The LD2982AM285R comes in a small surface-mount package, making it suitable for compact electronic devices.
Essence
The essence of LD2982AM285R lies in its ability to provide stable and regulated voltage output for various electronic applications.
Packaging/Quantity
The LD2982AM285R is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 2.5V to 16V
- Output Voltage: 2.85V
- Dropout Voltage: 300mV (typical)
- Quiescent Current: 50µA (typical)
- Output Current: Up to 50mA
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The LD2982AM285R has three pins:
- VIN (Input Voltage): This pin is connected to the input voltage source.
- VOUT (Output Voltage): This pin provides the regulated output voltage.
- GND (Ground): This pin is connected to the ground reference.
Functional Features
- Low Dropout Voltage: The LD2982AM285R exhibits a low dropout voltage, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
- Low Quiescent Current: With a low quiescent current, this voltage regulator minimizes power consumption during standby or idle conditions.
- High Output Voltage Accuracy: The LD2982AM285R offers high output voltage accuracy, ensuring precise and stable voltage regulation.
- Thermal Shutdown Protection: In case of excessive temperature, the regulator shuts down to prevent damage.
- Short-Circuit Current Limit: The LD2982AM285R incorporates a short-circuit current limit feature to protect the circuit from excessive current flow.
Advantages and Disadvantages
Advantages
- Efficient voltage regulation
- Low power consumption
- Accurate and stable output voltage
- Thermal protection
- Short-circuit protection
Disadvantages
- Limited output current capacity (up to 50mA)
- Restricted input voltage range (2.5V to 16V)
Working Principles
The LD2982AM285R operates based on the principle of linear voltage regulation. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage, regardless of changes in the input voltage or load conditions.
Detailed Application Field Plans
The LD2982AM285R finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication devices - Battery-powered devices
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to LD2982AM285R are: - LM1117-2.85 - LT1763-2.85 - MCP1702-2.85 - TS2950-2.85
These models offer similar voltage regulation capabilities and can be used as substitutes depending on specific requirements.
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기술 솔루션에 LD2982AM285R 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of LD2982AM285R in technical solutions:
Q: What is LD2982AM285R? A: LD2982AM285R is a low dropout voltage regulator IC that provides a fixed output voltage of 2.85V.
Q: What is the input voltage range for LD2982AM285R? A: The input voltage range for LD2982AM285R is typically between 2.5V and 16V.
Q: What is the maximum output current of LD2982AM285R? A: LD2982AM285R can provide a maximum output current of 50mA.
Q: Can LD2982AM285R be used in battery-powered applications? A: Yes, LD2982AM285R is suitable for battery-powered applications due to its low dropout voltage and low quiescent current.
Q: Does LD2982AM285R require any external components for operation? A: Yes, LD2982AM285R requires an input capacitor and an output capacitor for stability and proper operation.
Q: What is the dropout voltage of LD2982AM285R? A: The dropout voltage of LD2982AM285R is typically around 300mV at full load.
Q: Is LD2982AM285R protected against overcurrent and thermal shutdown? A: Yes, LD2982AM285R has built-in protection features such as overcurrent and thermal shutdown to ensure safe operation.
Q: Can LD2982AM285R be used in automotive applications? A: Yes, LD2982AM285R is suitable for automotive applications as it meets the necessary requirements for automotive electronics.
Q: What is the operating temperature range of LD2982AM285R? A: The operating temperature range of LD2982AM285R is typically between -40°C and 125°C.
Q: Can LD2982AM285R be used in space-constrained applications? A: Yes, LD2982AM285R comes in a small SOT-23 package, making it suitable for space-constrained applications where size is a concern.
Please note that these answers are general and may vary depending on the specific datasheet and application requirements.