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ISL88732HRTZ
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Overcurrent and overtemperature protection - Adjustable output voltage - Small package size
Package: HRTZ (High-Temperature, RoHS Compliant, Thin Shrink Small Outline Package)
Essence: The ISL88732HRTZ is a voltage regulator IC designed for various applications that require stable and regulated power supply.
Packaging/Quantity: The ISL88732HRTZ is available in tape and reel packaging. The quantity per reel is typically 2500 units.
Specifications
- Input Voltage Range: 2.5V to 28V
- Output Voltage Range: 0.8V to 5.5V
- Output Current: Up to 3A
- Dropout Voltage: 200mV at 1A
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The ISL88732HRTZ has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- VOUT: Output voltage pin
Functional Features
- Overcurrent Protection: The ISL88732HRTZ incorporates overcurrent protection to prevent damage to the device and the connected circuitry in case of excessive current flow.
- Overtemperature Protection: The IC includes overtemperature protection to safeguard against overheating, ensuring reliable operation even under high-temperature conditions.
- Adjustable Output Voltage: The output voltage can be adjusted within the specified range using external resistors, providing flexibility in meeting different application requirements.
- High Efficiency: The ISL88732HRTZ offers high efficiency, minimizing power losses and maximizing battery life in portable devices.
- Wide Input Voltage Range: The IC can operate within a wide input voltage range, making it suitable for various applications with different power supply sources.
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption - Overcurrent and overtemperature protection ensure device and circuitry safety - Adjustable output voltage provides flexibility - Small package size allows for space-saving designs - Wide input voltage range accommodates diverse power sources
Disadvantages: - Limited maximum output current (up to 3A) - Dropout voltage may affect performance in low voltage applications
Working Principles
The ISL88732HRTZ is a linear voltage regulator that uses a feedback mechanism to maintain a stable output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to regulate the output voltage within the desired range. The IC continuously monitors the input and output voltages, adjusting its operation to compensate for any variations and provide a consistent and reliable power supply.
Detailed Application Field Plans
The ISL88732HRTZ is widely used in various electronic devices and systems that require a regulated power supply. Some common application fields include:
- Mobile Devices: Smartphones, tablets, and portable media players benefit from the IC's high efficiency and adjustable output voltage, ensuring optimal power delivery to the device components.
- Industrial Equipment: The voltage regulator finds application in industrial control systems, automation equipment, and instrumentation, providing stable power supply for reliable operation.
- Automotive Electronics: The IC is suitable for automotive applications such as infotainment systems, navigation devices, and advanced driver-assistance systems (ADAS), where stable power supply is crucial.
- Computer Systems: Desktop computers, laptops, and servers utilize the voltage regulator to maintain a stable power source for various components, ensuring proper functioning and preventing damage.
Detailed and Complete Alternative Models
- LM317: A popular linear voltage regulator with adjustable output voltage and current up to 1.5A.
- LT1083: A high-current linear voltage regulator capable of delivering up to 7.5A with low dropout voltage.
- TPS7A4700: An ultra-low-noise linear voltage regulator suitable for sensitive audio and measurement applications.
- LM1117: A low dropout voltage regulator available in various fixed output voltage options.
These alternative models offer similar functionality and can be considered based on specific application requirements and constraints.
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Liệt kê 10 câu hỏi và câu trả lời thường gặp liên quan đến ứng dụng ISL88732HRTZ trong giải pháp kỹ thuật
Sure! Here are 10 common questions and answers related to the application of ISL88732HRTZ in technical solutions:
Q: What is ISL88732HRTZ? A: ISL88732HRTZ is a highly integrated battery charger controller IC designed for single-cell Li-ion or Li-polymer batteries.
Q: What is the input voltage range supported by ISL88732HRTZ? A: The input voltage range supported by ISL88732HRTZ is typically between 4.5V and 28V.
Q: Can ISL88732HRTZ charge multiple batteries simultaneously? A: No, ISL88732HRTZ is designed to charge a single-cell Li-ion or Li-polymer battery at a time.
Q: Does ISL88732HRTZ support fast charging? A: Yes, ISL88732HRTZ supports various charging profiles, including fast charging, depending on the configuration.
Q: What is the maximum charging current supported by ISL88732HRTZ? A: The maximum charging current supported by ISL88732HRTZ is typically programmable up to 4A.
Q: Can ISL88732HRTZ be used in portable devices? A: Yes, ISL88732HRTZ is commonly used in portable devices such as smartphones, tablets, and wearable devices.
Q: Does ISL88732HRTZ provide overvoltage protection? A: Yes, ISL88732HRTZ provides overvoltage protection to prevent damage to the battery during charging.
Q: Is thermal regulation included in ISL88732HRTZ? A: Yes, ISL88732HRTZ includes thermal regulation to prevent overheating and ensure safe charging.
Q: Can ISL88732HRTZ be used in automotive applications? A: Yes, ISL88732HRTZ is suitable for automotive applications that require single-cell battery charging.
Q: Does ISL88732HRTZ support battery temperature monitoring? A: Yes, ISL88732HRTZ supports battery temperature monitoring to ensure safe charging conditions.
Please note that the answers provided here are general and may vary depending on the specific implementation and datasheet of ISL88732HRTZ.