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ISL6256AHAZ
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection
Package: 32-pin QFN (Quad Flat No-Lead) package
Essence: The ISL6256AHAZ is a voltage regulator IC designed for various applications that require stable and regulated power supply.
Packaging/Quantity: The ISL6256AHAZ is typically sold in reels of 2500 units per reel.
Specifications
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 0.8V to 5.5V
- Output Current: Up to 3A
- Dropout Voltage: 200mV at 1A
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The ISL6256AHAZ has a total of 32 pins. Here is the detailed pin configuration:
- VIN: Input voltage
- GND: Ground
- FB: Feedback voltage
- EN: Enable control
- VSENSE: Current sense voltage
- COMP: Compensation capacitor connection
- SS: Soft-start capacitor connection
- PGND: Power ground
- BOOT: Bootstrap capacitor connection
- LX: Switching node
- BSTSW: Bootstrap switch
- VCC: Supply voltage
- VREF: Reference voltage
- AGND: Analog ground
- ISET: Output current set
- VOUT: Output voltage
... (detailed pin configuration continues)
Functional Features
- High Efficiency: The ISL6256AHAZ offers high efficiency, minimizing power losses and maximizing battery life.
- Low Dropout Voltage: With a low dropout voltage of 200mV at 1A, the IC can maintain stable output voltage even when the input voltage is close to the desired output voltage.
- Wide Input Voltage Range: The IC can accept input voltages ranging from 4.5V to 28V, making it suitable for a wide range of applications.
- Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 5.5V, providing flexibility for different requirements.
- Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit and connected devices from excessive current flow.
- Thermal Shutdown Protection: In case of excessive temperature, the IC automatically shuts down to prevent damage due to overheating.
Advantages and Disadvantages
Advantages: - High efficiency - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection
Disadvantages: - Limited output current capacity (up to 3A)
Working Principles
The ISL6256AHAZ operates as a step-down voltage regulator. It takes the higher input voltage and converts it to a lower, regulated output voltage. This is achieved through a combination of switching and control circuitry. The IC continuously monitors the output voltage and adjusts the switching frequency to maintain a stable output. It also incorporates various protection mechanisms to ensure safe operation.
Detailed Application Field Plans
The ISL6256AHAZ finds applications in various fields, including: - Portable electronic devices - Battery-powered systems - Industrial equipment - Automotive electronics - Telecommunications
In portable electronic devices, such as smartphones and tablets, the IC can provide a stable power supply for the internal components, ensuring reliable operation. In battery-powered systems, it helps regulate the voltage from the battery, extending the battery life. Industrial equipment and automotive electronics benefit from its efficiency and protection features. Telecommunications equipment can utilize the IC for stable power supply in various modules.
Detailed and Complete Alternative Models
- ISL6256AHAZ-T: Same specifications and features as ISL6256AHAZ, but with a different package (40-pin QFN)
- ISL6256AHBZ: Similar specifications and features, but with a lower output current capacity of 2A
- ISL6256ACRZ: Similar specifications and features, but with a different package (28-pin QFN)
These alternative models provide options based on specific requirements or compatibility with different circuit designs.
Note: The above content is a sample entry and may not reflect actual information about the ISL6256AHAZ. Please refer to the product datasheet for accurate details.
Maglista ng 10 karaniwang tanong at sagot na nauugnay sa aplikasyon ng ISL6256AHAZ sa mga teknikal na solusyon
Sure! Here are 10 common questions and answers related to the application of ISL6256AHAZ in technical solutions:
Q: What is ISL6256AHAZ? A: ISL6256AHAZ is a highly integrated battery charger controller IC designed for portable applications.
Q: What are the key features of ISL6256AHAZ? A: Some key features include high efficiency, programmable charge current, thermal regulation, and overvoltage protection.
Q: What is the input voltage range supported by ISL6256AHAZ? A: The input voltage range is typically between 4.5V and 28V.
Q: Can ISL6256AHAZ be used with different battery chemistries? A: Yes, ISL6256AHAZ supports various battery chemistries such as Li-Ion, Li-Polymer, and LiFePO4.
Q: How does ISL6256AHAZ achieve high efficiency? A: ISL6256AHAZ utilizes synchronous rectification and low-dropout linear regulators to minimize power losses.
Q: Does ISL6256AHAZ provide any protection features? A: Yes, ISL6256AHAZ offers protection against overvoltage, overcurrent, and over-temperature conditions.
Q: Can ISL6256AHAZ be used in fast charging applications? A: Yes, ISL6256AHAZ supports programmable charge current up to 4A, making it suitable for fast charging requirements.
Q: Is ISL6256AHAZ compatible with USB Power Delivery (USB-PD) standards? A: No, ISL6256AHAZ is not specifically designed for USB-PD applications.
Q: What is the typical operating temperature range of ISL6256AHAZ? A: The typical operating temperature range is between -40°C and +85°C.
Q: Are there any evaluation boards or reference designs available for ISL6256AHAZ? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs to help with the implementation of ISL6256AHAZ in various applications.
Please note that the answers provided here are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and application notes for detailed information.