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ISL6526IR
Product Overview
Category: Integrated Circuit (IC)
Use: Power Management IC
Characteristics: - High efficiency voltage regulator - Dual synchronous buck controller - Integrated MOSFET drivers - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: QFN (Quad Flat No-Lead) package
Essence: The ISL6526IR is a power management IC designed for high-efficiency voltage regulation in various applications.
Packaging/Quantity: The ISL6526IR is typically sold in reels containing 250 units per reel.
Specifications
- 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
Detailed Pin Configuration
The ISL6526IR has a total of 32 pins. Here is the detailed pin configuration:
- 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
- VCC: Supply voltage for internal circuitry
- 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
- 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
- Dual synchronous buck controller for efficient voltage regulation
- Integrated MOSFET drivers for simplified circuit design
- Wide input voltage range allows for versatile applications
- Adjustable output voltage to meet specific requirements
- Overcurrent protection safeguards against excessive current flow
- Thermal shutdown protection prevents overheating
Advantages and Disadvantages
Advantages: - High efficiency power management - Compact size due to integrated components - Flexible output voltage adjustment - Robust overcurrent and thermal protection
Disadvantages: - Limited maximum output current (20A) - Requires careful thermal management in high-power applications
Working Principles
The ISL6526IR operates as a dual synchronous buck controller, regulating the output voltage based on the input voltage and feedback signals. The integrated MOSFET drivers simplify the circuit design by eliminating the need for external drivers. The device continuously monitors the output current and temperature to provide overcurrent and thermal protection.
Detailed Application Field Plans
The ISL6526IR is widely used in various applications that require efficient voltage regulation, such as: - Power supplies for computer systems - Industrial equipment - Telecommunications devices - Consumer electronics - Automotive electronics
Detailed and Complete Alternative Models
- ISL6526IRZ-T: Similar to ISL6526IR, but with a different package (SOIC)
- ISL6526IRZ-T7A: Similar to ISL6526IR, but with a different package (SOIC) and extended temperature range (-40°C to +125°C)
- ISL6526IRZ-TK: Similar to ISL6526IR, but with a different package (SOIC) and lead-free option
These alternative models provide similar functionality and can be used as replacements for the ISL6526IR in various applications.
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Noem 10 veelgestelde vragen en antwoorden met betrekking tot de toepassing van ISL6526IR in technische oplossingen
Sure! Here are 10 common questions and answers related to the application of ISL6526IR in technical solutions:
Q: What is ISL6526IR? A: ISL6526IR is a highly integrated power management IC (PMIC) designed for use in various technical solutions.
Q: What are the key features of ISL6526IR? A: The key features of ISL6526IR include multiple voltage regulators, power sequencing, fault protection, and high efficiency.
Q: How many voltage regulators does ISL6526IR have? A: ISL6526IR has three voltage regulators, which can provide different output voltages for various components in a system.
Q: Can ISL6526IR handle power sequencing? A: Yes, ISL6526IR supports power sequencing, allowing you to control the order in which different voltage rails turn on/off.
Q: What kind of fault protection does ISL6526IR offer? A: ISL6526IR provides overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown features.
Q: Is ISL6526IR suitable for battery-powered applications? A: Yes, ISL6526IR is suitable for battery-powered applications as it offers low quiescent current and high efficiency.
Q: Can ISL6526IR be used in industrial applications? A: Absolutely, ISL6526IR is designed to meet the requirements of industrial applications with its robustness and reliability.
Q: Does ISL6526IR support adjustable output voltages? A: Yes, ISL6526IR allows you to adjust the output voltages through external resistors or feedback networks.
Q: What is the maximum operating temperature range of ISL6526IR? A: The maximum operating temperature range of ISL6526IR is typically -40°C to +85°C.
Q: Can I find application notes and reference designs for ISL6526IR? A: Yes, Intersil (now Renesas Electronics) provides application notes and reference designs that can help you in implementing ISL6526IR in your technical solution.
Please note that the answers provided here are general and may vary depending on the specific implementation and requirements of your technical solution. It is always recommended to refer to the datasheet and relevant documentation for accurate information.