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ISL6554CB
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: CB Package (16-Lead SOIC)
Essence: The ISL6554CB is a voltage regulator IC designed for high-efficiency power supply applications.
Packaging/Quantity: The ISL6554CB is available in a 16-Lead SOIC package. It is typically sold in reels of 2500 units.
Specifications
The ISL6554CB has the following specifications:
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 0.8V to 5.5V
- Maximum Output Current: 6A
- Switching Frequency: 300kHz to 1MHz
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The ISL6554CB has a 16-pin configuration as follows:
- VIN - Input Voltage
- GND - Ground
- FB - Feedback Voltage
- COMP - Compensation
- SS/TR - Soft-Start/Tracking
- VCC - Supply Voltage
- EN - Enable
- PGND - Power Ground
- BOOT - Bootstrap
- LX - Switch Node
- LX - Switch Node
- LX - Switch Node
- LX - Switch Node
- LX - Switch Node
- LX - Switch Node
- LX - Switch Node
Functional Features
The ISL6554CB offers the following functional features:
- Voltage regulation with adjustable output voltage
- Overcurrent protection to prevent damage to the circuit
- Thermal shutdown protection to prevent overheating
- Soft-start and tracking for smooth power-up
Advantages and Disadvantages
Advantages: - High efficiency for energy-saving applications - Wide input voltage range for versatility - Adjustable output voltage for flexibility - Overcurrent and thermal protection for reliability
Disadvantages: - Limited maximum output current of 6A
Working Principles
The ISL6554CB operates as a voltage regulator by converting the input voltage to a regulated output voltage. It uses a switching mechanism to efficiently control the output voltage. The IC incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.
Detailed Application Field Plans
The ISL6554CB is commonly used in the following application fields:
- Power supplies for computer systems
- Industrial equipment
- Telecommunications devices
- Automotive electronics
- Consumer electronics
Detailed and Complete Alternative Models
Some alternative models that can be considered as alternatives to the ISL6554CB are:
- LM2576-ADJ
- LT1084CP-ADJ
- TPS5430-ADJ
- MAX5033BUPA
- MC34063AP1
These alternative models offer similar functionality and can be used as replacements depending on specific requirements.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací ISL6554CB v technických řešeních
Sure! Here are 10 common questions and answers related to the application of ISL6554CB in technical solutions:
Q: What is ISL6554CB? A: ISL6554CB is a high-performance PWM controller IC designed for voltage regulator modules (VRMs) used in computer systems.
Q: What is the purpose of ISL6554CB? A: ISL6554CB is used to regulate and control the output voltage of power supplies, ensuring stable and efficient power delivery to electronic components.
Q: What are the key features of ISL6554CB? A: Some key features include adjustable output voltage, overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown.
Q: How does ISL6554CB help in improving power efficiency? A: ISL6554CB incorporates advanced control techniques like pulse skipping and frequency foldback to optimize power efficiency under different load conditions.
Q: Can ISL6554CB be used in both synchronous and non-synchronous buck converter designs? A: Yes, ISL6554CB can be used in both synchronous and non-synchronous buck converter designs, providing flexibility in various applications.
Q: What is the maximum input voltage that ISL6554CB can handle? A: The maximum input voltage range for ISL6554CB is typically between 4.5V and 28V.
Q: How does ISL6554CB protect against overcurrent conditions? A: ISL6554CB has built-in overcurrent protection (OCP) circuitry that monitors the current flowing through the power supply and shuts down the system if it exceeds a certain threshold.
Q: Does ISL6554CB have any built-in protection against thermal issues? A: Yes, ISL6554CB has a thermal shutdown feature that activates when the temperature exceeds a certain limit, protecting the IC from damage.
Q: Can ISL6554CB be used in battery-powered applications? A: Yes, ISL6554CB can be used in battery-powered applications as it supports a wide input voltage range and offers efficient power conversion.
Q: Are there any application notes or reference designs available for ISL6554CB? A: Yes, Intersil (now Renesas Electronics) provides application notes and reference designs on their website, which can help in implementing ISL6554CB in various technical solutions.
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 application notes provided by the manufacturer for detailed information.