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ISL6526AIR-T
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency voltage regulator - Dual synchronous buck controller - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: QFN (Quad Flat No-Lead) package
Essence: The ISL6526AIR-T is a power management IC designed for high-efficiency voltage regulation in various applications.
Packaging/Quantity: The ISL6526AIR-T is available in a QFN package and is typically sold in reels of 2500 units.
Specifications
The key specifications of the ISL6526AIR-T include:
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 0.8V to 5.5V
- Maximum Output Current: 20A
- Switching Frequency: 300kHz to 1MHz
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The ISL6526AIR-T has a total of 32 pins. The detailed pin configuration is as follows:
- VIN1: Input voltage for Buck 1
- VIN2: Input voltage for Buck 2
- BOOT1: Bootstrap capacitor connection for Buck 1
- BOOT2: Bootstrap capacitor connection for Buck 2
- PGND: Power ground
- SW1: Switch node for Buck 1
- SW2: Switch node for Buck 2
- FB1: Feedback voltage for Buck 1
- FB2: Feedback voltage for Buck 2
- COMP1: Compensation node for Buck 1
- COMP2: Compensation node for Buck 2
- SS1: Soft-start control for Buck 1
- SS2: Soft-start control for Buck 2
- EN1: Enable control for Buck 1
- EN2: Enable control for Buck 2
- VCC: Supply voltage input
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
- PGND: Power ground
Functional Features
The ISL6526AIR-T offers the following functional features:
- Dual synchronous buck controller with integrated MOSFET drivers
- Adjustable output voltage through external resistors
- Overcurrent protection to prevent damage to the IC and connected components
- Thermal shutdown protection to prevent overheating
- Wide input voltage range allows for versatile applications
- High efficiency voltage regulation for improved power management
Advantages and Disadvantages
Advantages: - Dual buck controller provides flexibility in power management - Integrated MOSFET drivers simplify circuit design - Wide input voltage range enables use in various applications - Overcurrent and thermal shutdown protection enhance system reliability - Adjustable output voltage allows customization
Disadvantages: - Limited maximum output current of 20A may not be suitable for high-power applications - QFN package may require specialized soldering techniques
Working Principles
The ISL6526AIR-T operates as a dual synchronous buck controller, regulating the input voltage to provide a stable output voltage. It utilizes integrated MOSFET drivers to control the switching of the power transistors in each buck converter. The feedback voltage from the output is compared with a reference voltage, and the controller adjusts the duty cycle of the switches to maintain the desired output voltage. Overcurrent protection and thermal shutdown mechanisms ensure safe operation.
Detailed Application Field Plans
The ISL6526AIR-T can be used in various applications that require efficient voltage regulation, such as:
- Power supplies for computer systems
- Industrial automation equipment
- Telecommunications infrastructure
- Automotive electronics
- Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that offer similar functionality to the ISL6526AIR-T include:
- LTC3880: Dual Output PolyPhase Step-Down DC/DC Controller
- TPS53632: Dual Synchronous Buck Controller with PMBus Interface
- MAX20075: Dual High-Efficiency Step-Down Converter
- ADP2386: Dual 8A, 18V, Synchronous Step-Down DC-to-DC Regulator
- MP
Énumérez 10 questions et réponses courantes liées à l'application de ISL6526AIR-T dans les solutions techniques
Sure! Here are 10 common questions and answers related to the application of ISL6526AIR-T in technical solutions:
Q: What is ISL6526AIR-T? A: ISL6526AIR-T is a highly integrated power management IC (PMIC) designed for use in various technical solutions.
Q: What are the key features of ISL6526AIR-T? A: Some key features of ISL6526AIR-T include dual synchronous buck regulators, integrated gate drivers, programmable soft-start, and fault protection.
Q: What is the input voltage range supported by ISL6526AIR-T? A: ISL6526AIR-T supports an input voltage range from 4.5V to 5.5V.
Q: How many output channels does ISL6526AIR-T have? A: ISL6526AIR-T has two output channels, each with its own synchronous buck regulator.
Q: What is the maximum output current supported by ISL6526AIR-T? A: The maximum output current supported by ISL6526AIR-T is typically 3A per channel.
Q: Can ISL6526AIR-T operate in a wide temperature range? A: Yes, ISL6526AIR-T is designed to operate in a temperature range from -40°C to +85°C.
Q: Does ISL6526AIR-T have any built-in protection features? A: Yes, ISL6526AIR-T includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
Q: Can ISL6526AIR-T be used in battery-powered applications? A: Yes, ISL6526AIR-T can be used in battery-powered applications as it supports a wide input voltage range and has low quiescent current.
Q: Is ISL6526AIR-T suitable for high-efficiency designs? A: Yes, ISL6526AIR-T is designed to provide high efficiency through its synchronous buck regulators and integrated gate drivers.
Q: What are some typical applications of ISL6526AIR-T? A: Some typical applications of ISL6526AIR-T include power supplies for industrial equipment, networking devices, and consumer electronics.
Please note that the answers provided here are general and may vary depending on specific design requirements and application scenarios. It is always recommended to refer to the datasheet and consult with technical experts for accurate information.