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LDL1117S25R
Product Overview
- Category: Voltage Regulator
- Use: Regulating voltage in electronic circuits
- Characteristics: Low dropout, 2.5V fixed output voltage
- Package: TO-252, TO-263, SOT-223
- Essence: Provides stable and reliable voltage regulation
- Packaging/Quantity: Available in reels or tubes, quantity varies by package type
Specifications
- Input Voltage Range: 4.75V to 15V
- Output Voltage: 2.5V
- Dropout Voltage: 1V at 800mA
- Output Current: 800mA
- Quiescent Current: 5mA
- Operating Temperature Range: -40°C to 125°C
Detailed Pin Configuration
- Pin 1 (Input): Connects to the input voltage source
- Pin 2 (Ground): Connected to the ground reference
- Pin 3 (Output): Provides the regulated output voltage
Functional Features
- Low dropout voltage
- Thermal shutdown and current limit protection
- Stable output voltage over a wide range of operating conditions
- Fast transient response
Advantages and Disadvantages
Advantages
- Low dropout voltage enables efficient use in low-power applications
- Wide operating temperature range allows for versatile usage
- Thermal shutdown and current limit protection enhance reliability
Disadvantages
- Limited maximum output current compared to some alternatives
- Higher quiescent current compared to certain ultra-low power regulators
Working Principles
The LDL1117S25R operates by comparing the output voltage to a fixed reference and adjusting the pass device to maintain a constant output voltage. When the input voltage is within the specified range, the regulator provides a stable 2.5V output with minimal dropout voltage.
Detailed Application Field Plans
The LDL1117S25R is suitable for various applications requiring a stable 2.5V power supply, such as: - Battery-powered devices - Embedded systems - Consumer electronics - Industrial control systems
Detailed and Complete Alternative Models
- LM1117: Offers adjustable output voltage
- LT1117: Provides lower dropout voltage and higher output current
- LDO25V: Suitable for applications requiring higher output voltage
This completes the entry for LDL1117S25R, covering its product details, specifications, features, and application considerations.
Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de LDL1117S25R en soluciones técnicas
What is the input voltage range for LDL1117S25R?
- The input voltage range for LDL1117S25R is 4.75V to 15V.
What is the output voltage of LDL1117S25R?
- The output voltage of LDL1117S25R is fixed at 2.5V.
What is the maximum output current of LDL1117S25R?
- The maximum output current of LDL1117S25R is 800mA.
What are the typical applications of LDL1117S25R?
- LDL1117S25R is commonly used in battery-powered devices, instrumentation, and consumer electronics.
Does LDL1117S25R require an external capacitor for stability?
- Yes, LDL1117S25R requires an output capacitor for stability.
What is the dropout voltage of LDL1117S25R?
- The dropout voltage of LDL1117S25R is typically 1V at 800mA.
Is LDL1117S25R suitable for low-power applications?
- Yes, LDL1117S25R is suitable for low-power applications due to its low quiescent current.
Can LDL1117S25R handle transient voltage spikes?
- Yes, LDL1117S25R has built-in protection against transient voltage spikes.
What is the thermal resistance of LDL1117S25R?
- The thermal resistance of LDL1117S25R is typically 50°C/W.
Is LDL1117S25R available in different package types?
- Yes, LDL1117S25R is available in various package types including TO-252, TO-263, and DPAK.
These questions and answers cover common technical aspects and applications of the LDL1117S25R voltage regulator.