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ISL89161FBEAZ

ISL89161FBEAZ

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
  • Package: 16 Ld TQFN (3mmx3mm)
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.8V to VIN
  • Output Current: Up to 1A
  • Quiescent Current: 17µA (typical)
  • Switching Frequency: 1.5MHz (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL89161FBEAZ has a 16-pin configuration as follows:

  1. EN - Enable Pin
  2. FB - Feedback Pin
  3. GND - Ground Pin
  4. SW - Switch Pin
  5. PG - Power Good Indicator Pin
  6. VOUT - Output Voltage Pin
  7. VOUT - Output Voltage Pin
  8. VOUT - Output Voltage Pin
  9. VOUT - Output Voltage Pin
  10. VOUT - Output Voltage Pin
  11. VOUT - Output Voltage Pin
  12. VOUT - Output Voltage Pin
  13. VOUT - Output Voltage Pin
  14. VOUT - Output Voltage Pin
  15. VIN - Input Voltage Pin
  16. VIN - Input Voltage Pin

Functional Features

  • High efficiency voltage regulator
  • Low quiescent current for power-saving applications
  • Wide input voltage range for versatile usage
  • Power good indicator for system monitoring
  • Overcurrent and thermal protection for enhanced safety

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows compatibility with various power sources - Low quiescent current prolongs battery life in portable devices - Power good indicator ensures system reliability - Overcurrent and thermal protection enhance safety

Disadvantages: - Limited output current (up to 1A) - Requires external components for proper operation

Working Principles

The ISL89161FBEAZ is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 0.8V and VIN. It achieves high efficiency by utilizing a synchronous buck converter architecture. The IC operates at a switching frequency of 1.5MHz, allowing for compact external components.

The enable pin (EN) controls the regulator's operation, while the feedback pin (FB) provides a voltage reference for regulation. The power good indicator pin (PG) signals when the output voltage is within the desired range. The SW pin is connected to an external inductor and capacitor to form the switching circuit.

Detailed Application Field Plans

The ISL89161FBEAZ is commonly used in various applications requiring efficient power management. Some potential application fields include:

  1. Portable Electronics: Smartphones, tablets, and wearable devices can benefit from the low quiescent current and wide input voltage range of the ISL89161FBEAZ.
  2. Industrial Automation: The voltage regulator can be utilized in control systems, motor drives, and sensors, ensuring stable power supply.
  3. Automotive Electronics: The IC can be employed in infotainment systems, lighting modules, and other automotive electronics, providing reliable power regulation.
  4. IoT Devices: Internet of Things (IoT) devices such as smart home appliances, environmental sensors, and security systems can benefit from the compact size and high efficiency of the ISL89161FBEAZ.

Detailed and Complete Alternative Models

  1. TPS54332: Texas Instruments' voltage regulator with similar specifications and package.
  2. LT8610AB: Analog Devices' synchronous buck converter offering high efficiency and wide input voltage range.
  3. MP2307: Monolithic Power Systems' voltage regulator IC suitable for portable electronics applications.

These alternative models provide similar functionality and can be considered as alternatives to the ISL89161FBEAZ based on specific requirements and availability.

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Liste 10 perguntas e respostas comuns relacionadas à aplicação de ISL89161FBEAZ em soluções técnicas

Sure! Here are 10 common questions and answers related to the application of ISL89161FBEAZ in technical solutions:

  1. Q: What is ISL89161FBEAZ? A: ISL89161FBEAZ is a high-performance, low-power, dual-channel power multiplexer designed for use in various technical solutions.

  2. Q: What are the key features of ISL89161FBEAZ? A: Some key features include low on-resistance, low quiescent current, wide input voltage range, and thermal shutdown protection.

  3. Q: What is the typical application of ISL89161FBEAZ? A: ISL89161FBEAZ is commonly used in battery-powered systems, portable devices, industrial automation, and other applications requiring power multiplexing.

  4. Q: How many channels does ISL89161FBEAZ support? A: ISL89161FBEAZ supports two independent channels, allowing for simultaneous control of two power sources.

  5. Q: What is the maximum input voltage supported by ISL89161FBEAZ? A: The maximum input voltage supported by ISL89161FBEAZ is typically around 6V.

  6. Q: Can ISL89161FBEAZ handle high currents? A: Yes, ISL89161FBEAZ is capable of handling high currents up to several amps per channel.

  7. Q: Does ISL89161FBEAZ have built-in protection features? A: Yes, ISL89161FBEAZ includes thermal shutdown protection to prevent damage from excessive heat.

  8. Q: Is ISL89161FBEAZ compatible with different logic levels? A: Yes, ISL89161FBEAZ is compatible with both 3.3V and 5V logic levels, making it versatile for various applications.

  9. Q: Can ISL89161FBEAZ be used in automotive applications? A: Yes, ISL89161FBEAZ is suitable for automotive applications due to its wide input voltage range and robust design.

  10. Q: Are there any evaluation boards or reference designs available for ISL89161FBEAZ? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs to help users quickly prototype and implement ISL89161FBEAZ in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific application requirements and datasheet specifications.