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ISL80121IR50Z
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Regulator
Characteristics: - High Efficiency - Low Quiescent Current - Wide Input Voltage Range - Adjustable Output Voltage - Overcurrent Protection - Thermal Shutdown Protection
Package: 8-Lead DFN (3x3mm)
Essence: The ISL80121IR50Z is a voltage regulator IC designed for various applications that require a stable and adjustable output voltage.
Packaging/Quantity: The ISL80121IR50Z is available in tape and reel packaging, with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.6V 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 has the following pin configuration:
```
| | --| EN | --| GND | --| FB | --| VIN | --| SW | --| PG | --| VOUT | |___________| ```
Functional Features
- High Efficiency: The ISL80121IR50Z offers high efficiency, ensuring minimal power loss during voltage regulation.
- Low Quiescent Current: With a low quiescent current of only 17µA, the IC minimizes power consumption when the load is light.
- Wide Input Voltage Range: The IC can operate within a wide input voltage range of 2.7V to 5.5V, making it suitable for various power supply applications.
- Adjustable Output Voltage: The output voltage can be adjusted from 0.6V to the input voltage (VIN), providing flexibility in different system requirements.
- Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit and load from excessive current.
- Thermal Shutdown Protection: In case of excessive temperature, the thermal shutdown feature activates, preventing damage to the IC.
Advantages and Disadvantages
Advantages: - High efficiency ensures minimal power loss - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Overcurrent and thermal shutdown protection enhance reliability
Disadvantages: - Limited output current capacity (up to 1A)
Working Principles
The ISL80121IR50Z operates as a step-down voltage regulator. It takes an input voltage within the specified range and converts it to a lower, adjustable output voltage. The internal control circuitry regulates the output voltage by adjusting the duty cycle of the internal switch (SW). This switching action, combined with the external components, ensures a stable output voltage even under varying load conditions.
Detailed Application Field Plans
The ISL80121IR50Z is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Industrial automation - Automotive systems
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the ISL80121IR50Z include: - LM2596 - LT1763 - TPS54331 - AP1509
These models can be considered based on specific application requirements and desired features.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL80121IR50Z en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of ISL80121IR50Z in technical solutions:
Q: What is the maximum input voltage supported by ISL80121IR50Z? A: The ISL80121IR50Z can support a maximum input voltage of 5.5V.
Q: What is the typical output current capability of ISL80121IR50Z? A: The typical output current capability of ISL80121IR50Z is 1A.
Q: Can ISL80121IR50Z operate in a wide temperature range? A: Yes, ISL80121IR50Z is designed to operate in a wide temperature range from -40°C to +125°C.
Q: Does ISL80121IR50Z have built-in overcurrent protection? A: Yes, ISL80121IR50Z has built-in overcurrent protection to safeguard against excessive current draw.
Q: Is ISL80121IR50Z suitable for battery-powered applications? A: Yes, ISL80121IR50Z is suitable for battery-powered applications as it has low quiescent current and high efficiency.
Q: Can ISL80121IR50Z be used in automotive applications? A: Yes, ISL80121IR50Z is AEC-Q100 qualified and can be used in automotive applications.
Q: What is the typical switching frequency of ISL80121IR50Z? A: The typical switching frequency of ISL80121IR50Z is 1.5MHz.
Q: Does ISL80121IR50Z have adjustable output voltage? A: Yes, ISL80121IR50Z has an adjustable output voltage range from 0.8V to 5V.
Q: Can ISL80121IR50Z operate in a synchronous or non-synchronous mode? A: ISL80121IR50Z can operate in both synchronous and non-synchronous modes, providing flexibility in different applications.
Q: Does ISL80121IR50Z have thermal shutdown protection? A: Yes, ISL80121IR50Z has built-in thermal shutdown protection to prevent overheating and ensure safe operation.
Please note that these answers are based on general information about the ISL80121IR50Z and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed technical specifications and guidelines.