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ISL80121IR50Z-T
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection
Package: 16-Pin QFN
Essence: The ISL80121IR50Z-T is a voltage regulator IC designed for various applications that require a stable and adjustable output voltage.
Packaging/Quantity: Tape & Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.8V to VIN
- Output Current: Up to 1A
- Dropout Voltage: 200mV at 1A
- Quiescent Current: 17µA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The ISL80121IR50Z-T has the following pin configuration:
- EN (Enable)
- FB (Feedback)
- GND (Ground)
- VOUT (Output Voltage)
- COMP (Compensation)
- SS (Soft-Start)
- PG (Power Good)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
- VIN (Input Voltage)
Functional Features
- Adjustable output voltage through external resistors
- Soft-start function for controlled startup
- Power good indicator for system monitoring
- Overcurrent protection to prevent damage
- Thermal shutdown protection to prevent overheating
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Overcurrent and thermal protection enhance reliability
Disadvantages: - Limited output current of 1A may not be suitable for high-power applications - Dropout voltage of 200mV may affect performance in low voltage scenarios
Working Principles
The ISL80121IR50Z-T is a linear voltage regulator that uses a feedback mechanism to maintain a stable output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly. The regulator operates by controlling the flow of current between the input and output terminals, ensuring that the desired output voltage is maintained even when the input voltage or load conditions change.
Detailed Application Field Plans
The ISL80121IR50Z-T can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Communication equipment
Detailed and Complete Alternative Models
- LM1117-3.3/NOPB
- LT1086CT-3.3#PBF
- TPS7A4700RGWT
- MCP1700T-3302E/TT
- NCP1117DT33RKG
These alternative models offer similar functionality and can be considered as replacements for the ISL80121IR50Z-T in different applications.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL80121IR50Z-T en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of ISL80121IR50Z-T in technical solutions:
Q: What is the maximum input voltage for ISL80121IR50Z-T? A: The maximum input voltage for ISL80121IR50Z-T is 5.5V.
Q: What is the typical output current capability of ISL80121IR50Z-T? A: The typical output current capability of ISL80121IR50Z-T is 1A.
Q: Can ISL80121IR50Z-T operate in a wide temperature range? A: Yes, ISL80121IR50Z-T can operate in a temperature range of -40°C to +125°C.
Q: Does ISL80121IR50Z-T have built-in overcurrent protection? A: Yes, ISL80121IR50Z-T has built-in overcurrent protection to safeguard against excessive current draw.
Q: What is the efficiency of ISL80121IR50Z-T? A: The efficiency of ISL80121IR50Z-T can reach up to 95%.
Q: Can ISL80121IR50Z-T be used in battery-powered applications? A: Yes, ISL80121IR50Z-T is suitable for battery-powered applications due to its low quiescent current.
Q: Does ISL80121IR50Z-T support adjustable output voltage? A: Yes, ISL80121IR50Z-T supports adjustable output voltage through external resistors.
Q: What is the typical dropout voltage of ISL80121IR50Z-T? A: The typical dropout voltage of ISL80121IR50Z-T is 200mV at 1A load.
Q: Can ISL80121IR50Z-T be used in automotive applications? A: Yes, ISL80121IR50Z-T is AEC-Q100 qualified and suitable for automotive applications.
Q: Does ISL80121IR50Z-T have short-circuit protection? A: Yes, ISL80121IR50Z-T has built-in short-circuit protection to prevent damage during a short circuit condition.
Please note that these answers are based on general information about the ISL80121IR50Z-T. For specific application requirements, it is recommended to refer to the datasheet or consult the manufacturer's technical support.