ISL6126IR
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: 8-pin SOIC (Small Outline Integrated Circuit)
Essence: The ISL6126IR is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.
Packaging/Quantity: The ISL6126IR is typically sold in reels containing 2500 units per reel.
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.8V to 3.3V
- Maximum Output Current: 1.5A
- Dropout Voltage: 200mV at 1A
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The ISL6126IR has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- FB: Feedback pin for setting the output voltage
- EN: Enable pin for turning the regulator on/off
- VOUT: Output voltage pin
- COMP: Compensation pin for stability control
- SS/TR: Soft-start/Tracking pin for controlling startup behavior
- PGND: Power ground pin
Functional Features
- High Efficiency: The ISL6126IR utilizes advanced circuitry to achieve high efficiency, minimizing power loss.
- Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring stable operation even when the input voltage is close to the desired output voltage.
- Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor divider connected to the FB pin.
- Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the device and the connected load from excessive current.
- Thermal Shutdown Protection: In case of excessive temperature, the ISL6126IR automatically shuts down to prevent damage.
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption. - Adjustable output voltage allows flexibility in various applications. - Overcurrent and thermal shutdown protections enhance device safety.
Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - Requires external components for proper operation.
Working Principles
The ISL6126IR operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The feedback pin (FB) is used to set the desired output voltage, which can be adjusted using an external resistor divider. The regulator continuously monitors the output voltage and adjusts its internal circuitry to maintain the desired voltage level. It also incorporates protection features such as overcurrent and thermal shutdown to ensure safe operation.
Detailed Application Field Plans
The ISL6126IR is commonly used in various electronic devices that require a regulated power supply. Some typical application fields include:
- Mobile Devices: Smartphones, tablets, portable media players.
- Computer Peripherals: USB hubs, external hard drives, printers.
- Consumer Electronics: Set-top boxes, gaming consoles, digital cameras.
- Industrial Equipment: Test and measurement instruments, control systems.
- Automotive Electronics: Infotainment systems, navigation devices.
Detailed and Complete Alternative Models
- LM317: A popular adjustable voltage regulator with similar characteristics.
- LT1083: High-current linear regulator with adjustable output voltage.
- TPS7A4700: Low-dropout voltage regulator with integrated overcurrent protection.
These alternative models offer similar functionality and can be considered as substitutes for the ISL6126IR in various applications.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät ISL6126IR :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of ISL6126IR in technical solutions:
Q: What is ISL6126IR? A: ISL6126IR is a high-performance, dual-channel synchronous buck controller IC used for voltage regulation in various technical applications.
Q: What is the input voltage range supported by ISL6126IR? A: The input voltage range supported by ISL6126IR is typically between 4.5V and 24V.
Q: What is the output voltage range that can be achieved using ISL6126IR? A: The output voltage range achievable with ISL6126IR depends on the external components used, but it can typically range from 0.6V to 5.5V.
Q: Can ISL6126IR support multiple output voltages simultaneously? A: Yes, ISL6126IR can support multiple output voltages simultaneously by configuring each channel independently.
Q: What is the maximum output current that ISL6126IR can handle? A: The maximum output current that ISL6126IR can handle depends on the specific design and thermal considerations, but it can typically handle currents up to 20A per channel.
Q: Does ISL6126IR have any built-in protection features? A: Yes, ISL6126IR includes various built-in protection features such as overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown.
Q: Can ISL6126IR operate in a wide temperature range? A: Yes, ISL6126IR is designed to operate in a wide temperature range, typically from -40°C to +85°C.
Q: What type of control method does ISL6126IR use? A: ISL6126IR uses voltage mode control, which provides stable and efficient regulation of the output voltage.
Q: Can ISL6126IR be used in battery-powered applications? A: Yes, ISL6126IR can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current consumption.
Q: Are there any evaluation boards or reference designs available for ISL6126IR? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs for ISL6126IR, which can help in the development and testing of technical solutions using this IC.
Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution.