ISL89412IBZ-T13
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection
Package: IBZ-T13
Essence: The ISL89412IBZ-T13 is a voltage regulator IC designed for various applications that require stable and regulated power supply.
Packaging/Quantity: The ISL89412IBZ-T13 comes in a small package known as IBZ-T13. It is available in tape and reel packaging, with a quantity of 2500 units per reel.
Specifications
- Input Voltage Range: 2.5V to 5.5V
- Output Voltage Range: 0.8V to 3.6V
- Dropout Voltage: 200mV at 1A load current
- Maximum Output Current: 1.5A
- Quiescent Current: 50µA
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The ISL89412IBZ-T13 has the following pin configuration:
- VIN: Input voltage pin
- GND: Ground pin
- EN: Enable pin
- FB: Feedback pin
- VOUT: Output voltage pin
Functional Features
- High Efficiency: The ISL89412IBZ-T13 offers high efficiency, ensuring minimal power loss during voltage regulation.
- Low Dropout Voltage: With a low dropout voltage of 200mV at 1A load current, it can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
- Wide Input Voltage Range: The IC can operate within a wide input voltage range of 2.5V to 5.5V, making it suitable for various applications.
- Adjustable Output Voltage: The output voltage can be adjusted within the range of 0.8V to 3.6V, providing flexibility in meeting different voltage requirements.
- Overcurrent and Thermal Protection: The ISL89412IBZ-T13 incorporates overcurrent and thermal protection mechanisms to safeguard against excessive current and temperature.
Advantages and Disadvantages
Advantages: - High efficiency ensures minimal power loss - Wide input voltage range allows for versatile application - Adjustable output voltage provides flexibility - Overcurrent and thermal protection enhance reliability
Disadvantages: - Limited maximum output current of 1.5A
Working Principles
The ISL89412IBZ-T13 operates as a linear voltage regulator. It regulates the output voltage by comparing the feedback voltage (FB) with a reference voltage. The enable pin (EN) controls the operation of the IC. When enabled, the IC regulates the output voltage according to the desired value set by external resistors connected to the feedback pin (FB).
Detailed Application Field Plans
The ISL89412IBZ-T13 is commonly used in various electronic devices and systems that require stable and regulated power supply. Some typical application fields include:
- Mobile Devices: Smartphones, tablets, portable media players
- Computer Systems: Laptops, desktops, servers
- Consumer Electronics: TVs, gaming consoles, audio systems
- Industrial Equipment: Test and measurement instruments, control systems
- Automotive Electronics: Infotainment systems, navigation systems, lighting control
Detailed and Complete Alternative Models
- LM317: A popular adjustable linear voltage regulator with similar characteristics and package options.
- LT1084: Another high-performance linear voltage regulator with adjustable output voltage and higher maximum output current.
- TPS7A4700: A low-dropout voltage regulator with adjustable output voltage and higher maximum output current.
These alternative models offer similar functionality and can be considered as substitutes for the ISL89412IBZ-T13 in various applications.
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10個與ISL89412IBZ-T13在技術方案中應用相關的常見問題與解答
Sure! Here are 10 common questions and answers related to the application of ISL89412IBZ-T13 in technical solutions:
Q: What is the ISL89412IBZ-T13? A: The ISL89412IBZ-T13 is a high-performance, dual-channel synchronous buck controller designed for various power supply applications.
Q: What is the input voltage range of the ISL89412IBZ-T13? A: The ISL89412IBZ-T13 has an input voltage range of 4.5V to 18V.
Q: What is the output voltage range of the ISL89412IBZ-T13? A: The ISL89412IBZ-T13 can support output voltages as low as 0.6V and up to 5.5V.
Q: What is the maximum output current of the ISL89412IBZ-T13? A: The ISL89412IBZ-T13 can deliver a maximum output current of up to 20A.
Q: Does the ISL89412IBZ-T13 require an external compensation network? A: No, the ISL89412IBZ-T13 features internal compensation, eliminating the need for an external compensation network.
Q: Can the ISL89412IBZ-T13 operate in a wide temperature range? A: Yes, the ISL89412IBZ-T13 is designed to operate in a temperature range of -40°C to +85°C.
Q: Does the ISL89412IBZ-T13 have built-in protection features? A: Yes, the ISL89412IBZ-T13 includes overcurrent protection, overvoltage protection, undervoltage lockout, and thermal shutdown.
Q: What is the switching frequency of the ISL89412IBZ-T13? A: The ISL89412IBZ-T13 has a fixed switching frequency of 500kHz.
Q: Can the ISL89412IBZ-T13 be synchronized to an external clock? A: Yes, the ISL89412IBZ-T13 supports synchronization to an external clock signal.
Q: What package does the ISL89412IBZ-T13 come in? A: The ISL89412IBZ-T13 is available in a 20-lead QSOP package.
Please note that these answers are general and may vary depending on the specific application and requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.