ISL9238HRTZ-T7A
Product Overview
Category
ISL9238HRTZ-T7A belongs to the category of power management integrated circuits (PMICs).
Use
It is primarily used for power management in electronic devices, such as laptops, tablets, and smartphones.
Characteristics
- High efficiency power conversion
- Wide input voltage range
- Multiple output channels
- Integrated protection features
- Compact package size
Package
ISL9238HRTZ-T7A is available in a small form factor package, typically a 32-pin QFN (Quad Flat No-Lead) package.
Essence
The essence of ISL9238HRTZ-T7A lies in its ability to efficiently manage power distribution and conversion within electronic devices, ensuring optimal performance and reliability.
Packaging/Quantity
ISL9238HRTZ-T7A is usually packaged in reels or tubes, with a typical quantity of 2500 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 25V
- Output Voltage Range: 0.5V to 18V
- Number of Output Channels: 3
- Maximum Output Current: 4A
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to 85°C
Detailed Pin Configuration
- VIN: Input voltage pin
- GND: Ground pin
- VDD: Power supply pin
- EN: Enable pin
- PG: Power good indicator pin
- VOUT1: Output voltage pin 1
- VOUT2: Output voltage pin 2
- VOUT3: Output voltage pin 3
- FB1: Feedback pin 1
- FB2: Feedback pin 2
- FB3: Feedback pin 3
- COMP: Compensation pin
- SS: Soft-start pin
- BST: Boost pin
- ILIM: Current limit pin
- PGND: Power ground pin
- VREF: Reference voltage pin
- SDA: I2C data pin
- SCL: I2C clock pin
- INT: Interrupt pin 21-32: NC (No Connection)
Functional Features
- High Efficiency: ISL9238HRTZ-T7A incorporates advanced power conversion techniques, resulting in high efficiency and reduced power losses.
- Multiple Output Channels: It provides three independent output channels, allowing for simultaneous power supply to different components within the device.
- Integrated Protection Features: The PMIC includes various protection mechanisms such as overvoltage protection, undervoltage lockout, and thermal shutdown, ensuring safe operation under different conditions.
- I2C Interface: ISL9238HRTZ-T7A supports an I2C interface, enabling communication with the host system for configuration and monitoring purposes.
Advantages and Disadvantages
Advantages
- High efficiency power conversion leads to improved battery life.
- Compact package size allows for space-saving designs.
- Integrated protection features enhance device reliability.
- Multiple output channels enable efficient power distribution.
Disadvantages
- Limited maximum output current may not be suitable for high-power applications.
- Requires additional external components for proper operation.
Working Principles
ISL9238HRTZ-T7A operates by regulating the input voltage and converting it into multiple output voltages required by different components within the electronic device. It utilizes a combination of switching regulators, feedback control loops, and protection circuits to ensure stable and efficient power delivery.
Detailed Application Field Plans
ISL9238HRTZ-T7A finds extensive application in various electronic devices, including but not limited to: - Laptops - Tablets - Smartphones - Portable gaming consoles - Industrial control systems
Detailed and Complete Alternative Models
- ISL9238HRTZ-T7: Similar to ISL9238HRTZ-T7A, but without the I2C interface.
- ISL9238HRZ-T7A: Same as ISL9238HRTZ-T7A, but with a different package (QFN-28).
These alternative models offer similar functionality and can be used as replacements depending on specific design requirements.
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기술 솔루션에 ISL9238HRTZ-T7A 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of ISL9238HRTZ-T7A in technical solutions:
Q: What is the ISL9238HRTZ-T7A? A: The ISL9238HRTZ-T7A is a highly integrated battery charger controller IC designed for single-cell Li-ion/Li-polymer batteries used in portable applications.
Q: What are the key features of the ISL9238HRTZ-T7A? A: Some key features include high integration, wide input voltage range, programmable charging current, support for USB PD, I2C communication interface, and various protection features.
Q: What is the input voltage range supported by the ISL9238HRTZ-T7A? A: The ISL9238HRTZ-T7A supports an input voltage range from 3.9V to 23.4V.
Q: Can the ISL9238HRTZ-T7A charge multiple batteries simultaneously? A: No, the ISL9238HRTZ-T7A is designed for single-cell Li-ion/Li-polymer batteries and can charge only one battery at a time.
Q: How is the charging current determined with the ISL9238HRTZ-T7A? A: The charging current can be programmed using external resistors connected to the ISET pin of the IC.
Q: Does the ISL9238HRTZ-T7A support USB Power Delivery (PD)? A: Yes, the ISL9238HRTZ-T7A supports USB PD and can negotiate power profiles with compatible devices.
Q: What communication interface does the ISL9238HRTZ-T7A use? A: The ISL9238HRTZ-T7A uses an I2C communication interface for configuration and monitoring.
Q: What protection features are available in the ISL9238HRTZ-T7A? A: The IC provides various protection features such as overvoltage protection, overcurrent protection, over-temperature protection, and battery temperature sensing.
Q: Can the ISL9238HRTZ-T7A be used in automotive applications? A: No, the ISL9238HRTZ-T7A is not specifically designed for automotive applications and may not meet the required automotive standards.
Q: Where can I find more information about the ISL9238HRTZ-T7A? A: You can refer to the datasheet and application notes provided by the manufacturer or visit their official website for detailed information on the ISL9238HRTZ-T7A.