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ISL8499IR-T
Product Overview
Category: Integrated Circuits (ICs)
Use: Voltage Regulators - Switching Regulators
Characteristics: - High Efficiency - Wide Input Voltage Range - Adjustable Output Voltage - Overcurrent Protection - Thermal Shutdown Protection
Package: 16-VFQFN Exposed Pad
Essence: The ISL8499IR-T is a voltage regulator IC that provides high efficiency and reliable power conversion in various applications.
Packaging/Quantity: The ISL8499IR-T is available in a 16-VFQFN exposed pad package. It is typically sold in reels of 2500 units.
Specifications
- Input Voltage Range: 4.5V to 60V
- Output Voltage Range: 0.8V to 55V
- Maximum Output Current: 3A
- Switching Frequency: Up to 2MHz
- Operating Temperature Range: -40°C to +125°C
Pin Configuration
The ISL8499IR-T has the following pin configuration:
- VIN: Input Voltage
- GND: Ground
- FB: Feedback Voltage
- EN: Enable Control
- SS/TR: Soft-Start/Tracking
- PGND: Power Ground
- SW: Switch Node
- VOUT: Output Voltage
Functional Features
- Wide input voltage range allows for versatile application scenarios.
- High efficiency ensures minimal power loss during voltage conversion.
- Adjustable output voltage enables customization based on specific requirements.
- Overcurrent protection safeguards against excessive current flow.
- Thermal shutdown protection prevents overheating and potential damage.
Advantages and Disadvantages
Advantages: - High efficiency leads to energy savings. - Wide input voltage range accommodates various power sources. - Adjustable output voltage offers flexibility. - Overcurrent and thermal protection enhance reliability.
Disadvantages: - Limited maximum output current (3A). - Requires careful consideration of heat dissipation in high-power applications.
Working Principles
The ISL8499IR-T is a switching regulator that utilizes pulse-width modulation (PWM) to regulate the output voltage. It operates by rapidly switching an internal power transistor on and off, controlling the average output voltage. This switching action allows for efficient power conversion with minimal energy loss.
Detailed Application Field Plans
The ISL8499IR-T can be applied in various fields, including but not limited to: 1. Industrial automation systems 2. Automotive electronics 3. Telecommunications equipment 4. Power supply modules 5. LED lighting systems
Detailed and Complete Alternative Models
Some alternative models to the ISL8499IR-T include: 1. LM2596S-ADJ 2. LT1370CR#PBF 3. TPS5430DDAR 4. MAX5033DASA+ 5. ADP2384ACPZ-R7
These models offer similar functionality and can be considered as alternatives based on specific requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de ISL8499IR-T en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of ISL8499IR-T in technical solutions:
Q: What is ISL8499IR-T? A: ISL8499IR-T is a high-performance, dual-channel power multiplexer IC designed for use in various technical solutions.
Q: What is the purpose of ISL8499IR-T? A: The purpose of ISL8499IR-T is to provide seamless switching between two power sources, ensuring uninterrupted power supply in critical applications.
Q: What are the key features of ISL8499IR-T? A: Some key features of ISL8499IR-T include low on-resistance, wide input voltage range, fault protection, and thermal shutdown.
Q: How does ISL8499IR-T ensure uninterrupted power supply? A: ISL8499IR-T uses an internal circuitry to automatically switch between two power sources based on their availability, ensuring continuous power delivery.
Q: Can ISL8499IR-T handle high currents? A: Yes, ISL8499IR-T is capable of handling high currents up to a certain limit, which depends on the specific model and configuration.
Q: Is ISL8499IR-T suitable for automotive applications? A: Yes, ISL8499IR-T is designed to meet automotive-grade requirements, making it suitable for use in automotive applications.
Q: Does ISL8499IR-T require external components for operation? A: Yes, ISL8499IR-T requires external components such as capacitors, resistors, and diodes for proper operation and protection.
Q: Can ISL8499IR-T be used in battery-powered systems? A: Yes, ISL8499IR-T can be used in battery-powered systems to switch between a primary power source and a backup power source.
Q: What is the typical operating voltage range of ISL8499IR-T? A: The typical operating voltage range of ISL8499IR-T is from 2.7V to 5.5V, making it compatible with a wide range of power sources.
Q: Are there any application notes or reference designs available for ISL8499IR-T? A: Yes, Intersil (now Renesas Electronics) provides application notes and reference designs that can help users implement ISL8499IR-T effectively in their technical solutions.
Please note that these answers are general and may vary depending on the specific requirements and use cases. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.