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ISL6549IAZ
Product Overview
Category
ISL6549IAZ belongs to the category of integrated circuits (ICs).
Use
This product is commonly used in power management applications.
Characteristics
- Integrated circuit
- Power management functionality
- High efficiency
- Low power consumption
Package
ISL6549IAZ is available in a small outline integrated circuit (SOIC) package.
Essence
The essence of ISL6549IAZ lies in its ability to efficiently manage power in various applications.
Packaging/Quantity
ISL6549IAZ is typically packaged in reels and comes in quantities of 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 5.5V
- Output Voltage Range: 0.8V to 3.3V
- Maximum Output Current: 6A
- Operating Temperature Range: -40°C to +85°C
- Switching Frequency: 300kHz to 1MHz
Detailed Pin Configuration
ISL6549IAZ has a total of 16 pins, each serving a specific function:
- VIN: Input voltage pin
- GND: Ground pin
- FB1: Feedback pin for output 1
- COMP1: Compensation pin for output 1
- SS1: Soft-start pin for output 1
- LX1: Switching node pin for output 1
- PGND1: Power ground pin for output 1
- VCC: Supply voltage pin
- EN: Enable pin
- FB2: Feedback pin for output 2
- COMP2: Compensation pin for output 2
- SS2: Soft-start pin for output 2
- LX2: Switching node pin for output 2
- PGND2: Power ground pin for output 2
- VCC5V: 5V supply voltage pin
- BOOT: Bootstrap capacitor pin
Functional Features
- Dual synchronous buck controller
- Adaptive on-time control architecture
- Integrated MOSFET drivers
- Programmable soft-start
- Overcurrent protection
- Overvoltage protection
- Undervoltage lockout
Advantages and Disadvantages
Advantages
- High efficiency power management
- Compact size
- Integrated protection features
- Wide input voltage range
- Programmable soft-start for controlled power-up
Disadvantages
- Limited maximum output current (6A)
- Requires external components for complete functionality
Working Principles
ISL6549IAZ operates as a dual synchronous buck controller, utilizing an adaptive on-time control architecture. It regulates the output voltage by adjusting the duty cycle of the switching transistors. The integrated MOSFET drivers ensure efficient power transfer. The device also incorporates various protection mechanisms to safeguard against overcurrent and overvoltage conditions.
Detailed Application Field Plans
ISL6549IAZ finds applications in various fields, including but not limited to: - Power supplies for computer systems - Industrial automation - Telecommunications equipment - Consumer electronics - Automotive electronics
Detailed and Complete Alternative Models
- ISL6549IBZ
- ISL6549IRZ
- ISL6549CBZ
- ISL6549CRZ
- ISL6549EVAL1Z (Evaluation board)
These alternative models offer similar functionality and can be considered as alternatives to ISL6549IAZ.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL6549IAZ v technických řešeních
Sure! Here are 10 common questions and answers related to the application of ISL6549IAZ in technical solutions:
Q: What is ISL6549IAZ? A: ISL6549IAZ is a high-performance dual synchronous buck controller IC used for voltage regulation in various technical applications.
Q: What is the input voltage range supported by ISL6549IAZ? A: The input voltage range supported by ISL6549IAZ is typically between 4.5V and 14V.
Q: What is the output voltage range that can be achieved using ISL6549IAZ? A: The output voltage range achievable with ISL6549IAZ depends on the external components used, but it can typically range from 0.6V to 5.5V.
Q: Can ISL6549IAZ support multiple outputs? A: Yes, ISL6549IAZ can support multiple outputs by configuring it in a multi-phase operation or by using additional external components.
Q: What is the maximum output current that ISL6549IAZ can handle? A: The maximum output current that ISL6549IAZ can handle depends on the design and thermal considerations, but it can typically handle currents up to 20A.
Q: Does ISL6549IAZ have built-in protection features? A: Yes, ISL6549IAZ has built-in protection features such as overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown.
Q: Can ISL6549IAZ operate in a wide temperature range? A: Yes, ISL6549IAZ is designed to operate in a wide temperature range, typically from -40°C to 85°C.
Q: What is the switching frequency of ISL6549IAZ? A: The switching frequency of ISL6549IAZ can be set externally and typically ranges from a few hundred kilohertz to several megahertz.
Q: Can ISL6549IAZ be used in battery-powered applications? A: Yes, ISL6549IAZ 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 application notes or reference designs available for ISL6549IAZ? A: Yes, Intersil (now Renesas Electronics) provides application notes and reference designs that can help in implementing ISL6549IAZ in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific design considerations and requirements. It is always recommended to refer to the datasheet and relevant documentation for accurate information.