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LT1963EFE-2.5#PBF
Product Overview
Category
The LT1963EFE-2.5#PBF belongs to the category of voltage regulators.
Use
This product is commonly used in electronic circuits to regulate and stabilize voltage levels.
Characteristics
- Low dropout voltage: The LT1963EFE-2.5#PBF has a low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
- High current capability: This voltage regulator can handle high currents, making it suitable for applications that require significant power delivery.
- Low noise: The LT1963EFE-2.5#PBF produces minimal electrical noise, ensuring clean and stable output voltage.
- Thermal shutdown protection: It includes built-in thermal shutdown protection, which prevents the device from overheating and getting damaged.
Package
The LT1963EFE-2.5#PBF comes in a small surface-mount package, making it suitable for compact circuit designs.
Essence
The essence of the LT1963EFE-2.5#PBF is its ability to provide a regulated and stable output voltage, regardless of variations in the input voltage or load conditions.
Packaging/Quantity
This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 2.8V to 20V
- Output Voltage: 2.5V
- Maximum Output Current: 1.5A
- Dropout Voltage: 300mV at 1.5A
- Line Regulation: ±0.02%
- Load Regulation: ±0.1%
- Quiescent Current: 1.7mA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
The LT1963EFE-2.5#PBF has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- VOUT: Output voltage pin
Functional Features
- Voltage Regulation: The LT1963EFE-2.5#PBF maintains a constant output voltage of 2.5V, regardless of variations in the input voltage or load conditions.
- Current Limiting: It includes current limiting functionality to protect the device and the connected circuitry from excessive currents.
- Thermal Shutdown: The built-in thermal shutdown feature prevents the device from overheating by shutting it down when the temperature exceeds a safe threshold.
Advantages and Disadvantages
Advantages
- High current capability allows for power-hungry applications.
- Low dropout voltage ensures efficient operation even with small input-output voltage differentials.
- Low noise output provides clean and stable voltage for sensitive electronic components.
- Thermal shutdown protection prevents damage due to overheating.
Disadvantages
- Limited to a fixed output voltage of 2.5V, which may not be suitable for all applications requiring variable voltages.
- Requires external capacitors for stability, adding additional components to the circuit.
Working Principles
The LT1963EFE-2.5#PBF is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain a constant output voltage. The device operates by dissipating excess voltage as heat, resulting in a regulated output voltage.
Detailed Application Field Plans
The LT1963EFE-2.5#PBF finds applications in various fields, including: - Power supply circuits for microcontrollers and other digital ICs - Battery-powered devices requiring stable voltage levels - Audio amplifiers and signal processing circuits - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the LT1963EFE-2.5#PBF include: - LM1117-2.5: A popular fixed 2.5V voltage regulator with similar characteristics. - LT1086CT-2.5: Another 2.5V linear voltage regulator with higher current capability. - ADP3339AKCZ-2.5: A low dropout voltage regulator with a fixed 2.5V output.
These alternative models offer similar functionality and can be used as substitutes depending on specific requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací LT1963EFE-2.5#PBF v technických řešeních
Sure! Here are 10 common questions and answers related to the application of LT1963EFE-2.5#PBF in technical solutions:
Q: What is the LT1963EFE-2.5#PBF? A: The LT1963EFE-2.5#PBF is a low dropout (LDO) linear regulator IC that provides a fixed output voltage of 2.5V.
Q: What is the input voltage range for the LT1963EFE-2.5#PBF? A: The input voltage range for this LDO regulator is typically between 2.8V and 20V.
Q: What is the maximum output current of the LT1963EFE-2.5#PBF? A: The maximum output current of this LDO regulator is 1.5A.
Q: Can the LT1963EFE-2.5#PBF handle high temperatures? A: Yes, the LT1963EFE-2.5#PBF is designed to operate at high temperatures, with a maximum junction temperature of 125°C.
Q: Is the LT1963EFE-2.5#PBF suitable for battery-powered applications? A: Yes, this LDO regulator is suitable for battery-powered applications as it has a low quiescent current and low dropout voltage.
Q: Does the LT1963EFE-2.5#PBF require any external components for operation? A: Yes, it requires a few external components such as input and output capacitors for stability and filtering.
Q: Can the LT1963EFE-2.5#PBF be used in adjustable voltage applications? A: No, the LT1963EFE-2.5#PBF provides a fixed output voltage of 2.5V and cannot be adjusted.
Q: What is the dropout voltage of the LT1963EFE-2.5#PBF? A: The dropout voltage of this LDO regulator is typically around 300mV at full load.
Q: Is the LT1963EFE-2.5#PBF protected against overcurrent and thermal shutdown? A: Yes, it has built-in protection features such as current limit and thermal shutdown to protect the IC from damage.
Q: Can the LT1963EFE-2.5#PBF be used in automotive applications? A: Yes, this LDO regulator is suitable for automotive applications as it meets the necessary standards and has a wide input voltage range.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.