Voir les spécifications pour les détails du produit.
LT1129IS8-5#TRPBF
Product Overview
Category
The LT1129IS8-5#TRPBF belongs to the category of low dropout (LDO) linear voltage regulators.
Use
It is commonly used to provide a stable output voltage from a higher input voltage source, typically in electronic circuits and systems.
Characteristics
- Low dropout voltage
- High output accuracy
- Low quiescent current
- Thermal shutdown protection
Package
The LT1129IS8-5#TRPBF is available in an 8-lead surface mount package.
Essence
This product is essential for maintaining a stable voltage supply in various electronic applications.
Packaging/Quantity
The LT1129IS8-5#TRPBF is typically packaged in reels with a quantity specified by the manufacturer.
Specifications
- Output Voltage: 5V
- Dropout Voltage: 0.45V at 800mA
- Quiescent Current: 75µA
- Operating Temperature Range: -40°C to 125°C
- Line Regulation: 0.02% typical
- Load Regulation: 0.04% typical
Detailed Pin Configuration
- IN - Input Voltage
- GND - Ground
- SHDN - Shutdown
- BYP - Bypass Capacitor
- VOUT - Output Voltage
- NC - No Connection
- NC - No Connection
- NC - No Connection
Functional Features
- Low dropout voltage allows for use with low input voltages
- Thermal shutdown protection prevents damage due to excessive heat
- Low quiescent current for improved efficiency
Advantages and Disadvantages
Advantages
- Stable output voltage
- Wide operating temperature range
- Low dropout voltage
Disadvantages
- Limited maximum output current
- Higher quiescent current compared to some newer LDO regulators
Working Principles
The LT1129IS8-5#TRPBF regulates the output voltage by comparing a portion of the output voltage to a reference voltage and adjusting the pass transistor to maintain a stable output.
Detailed Application Field Plans
The LT1129IS8-5#TRPBF is suitable for various applications including: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems
Detailed and Complete Alternative Models
Some alternative models to the LT1129IS8-5#TRPBF include: - LM2937 - ADP3335 - MIC5205
In conclusion, the LT1129IS8-5#TRPBF is a reliable low dropout linear voltage regulator with a stable output voltage, making it suitable for a wide range of electronic applications.
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Énumérez 10 questions et réponses courantes liées à l'application de LT1129IS8-5#TRPBF dans les solutions techniques
What is the input voltage range for LT1129IS8-5#TRPBF?
- The input voltage range for LT1129IS8-5#TRPBF is 2.5V to 20V.
What is the output voltage of LT1129IS8-5#TRPBF?
- The output voltage of LT1129IS8-5#TRPBF is fixed at 5V.
What is the maximum output current of LT1129IS8-5#TRPBF?
- The maximum output current of LT1129IS8-5#TRPBF is 800mA.
What are the typical applications of LT1129IS8-5#TRPBF?
- LT1129IS8-5#TRPBF is commonly used in battery-powered systems, portable instruments, and various microcontroller-based applications.
Does LT1129IS8-5#TRPBF require an external heat sink?
- No, LT1129IS8-5#TRPBF does not require an external heat sink due to its low dropout voltage and efficient thermal performance.
Is LT1129IS8-5#TRPBF suitable for automotive applications?
- Yes, LT1129IS8-5#TRPBF is suitable for automotive applications due to its wide input voltage range and robust design.
What protection features does LT1129IS8-5#TRPBF offer?
- LT1129IS8-5#TRPBF provides overcurrent protection and thermal shutdown to ensure safe operation.
Can LT1129IS8-5#TRPBF be used in parallel to increase the output current?
- Yes, LT1129IS8-5#TRPBF can be used in parallel to increase the output current while maintaining stability and accuracy.
What is the operating temperature range of LT1129IS8-5#TRPBF?
- The operating temperature range of LT1129IS8-5#TRPBF is -40°C to 125°C.
Is LT1129IS8-5#TRPBF available in a surface-mount package?
- Yes, LT1129IS8-5#TRPBF is available in an 8-pin SOIC surface-mount package for easy integration into compact designs.