Intersil
Imej mungkin representasi.
Lihat spesifikasi untuk butiran produk.
ISL61861FCBZ
Lihat Butiran Helaian data

ISL61861FCBZ

Product Overview

Category

ISL61861FCBZ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

  • High efficiency
  • Low quiescent current
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

ISL61861FCBZ is available in a compact and industry-standard package, such as a 10-pin DFN (Dual Flat No-Lead) package.

Essence

The essence of ISL61861FCBZ lies in its ability to efficiently regulate power in various electronic devices.

Packaging/Quantity

Typically, ISL61861FCBZ is packaged in reels or tubes, with a quantity of around 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Quiescent Current: 20µA (typical)
  • Efficiency: Up to 95%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. VOUT: Output voltage pin
  6. PGND: Power ground pin
  7. SS: Soft-start capacitor pin
  8. BST: Boost capacitor pin
  9. LX: Inductor connection pin
  10. COMP: Compensation pin

Functional Features

  • High-efficiency synchronous buck regulator
  • Adjustable output voltage through external resistors
  • Overcurrent protection prevents damage to the circuit
  • Thermal shutdown protection prevents overheating
  • Soft-start function for controlled startup

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows compatibility with various power sources
  • Adjustable output voltage provides flexibility for different applications
  • Overcurrent and thermal shutdown protection enhance circuit reliability
  • Soft-start function prevents inrush current during startup

Disadvantages

  • Limited output voltage range may not suit certain specialized applications
  • Requires external components for proper operation
  • Relatively small package size may pose challenges for manual soldering

Working Principles

ISL61861FCBZ operates as a synchronous buck regulator, converting the input voltage to a lower, regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the duty cycle of the switching transistor, thereby regulating the output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle accordingly. Additional features such as overcurrent protection and thermal shutdown ensure safe and reliable operation.

Detailed Application Field Plans

ISL61861FCBZ finds application in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices - Wearable devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL61861FCBZ are: - LM2576-ADJ - TPS5430 - LT1763

These models offer similar functionality and can be used as substitutes depending on specific requirements.

In conclusion, ISL61861FCBZ is an integrated circuit belonging to the power management category. It offers high efficiency, adjustable output voltage, and various protection features. Its compact package and wide application field make it suitable for use in numerous electronic devices.

Senaraikan 10 soalan dan jawapan biasa yang berkaitan dengan aplikasi ISL61861FCBZ dalam penyelesaian teknikal

Sure! Here are 10 common questions and answers related to the application of ISL61861FCBZ in technical solutions:

  1. Q: What is ISL61861FCBZ? A: ISL61861FCBZ is a specific integrated circuit (IC) designed for power management applications.

  2. Q: What are the key features of ISL61861FCBZ? A: Some key features of ISL61861FCBZ include high efficiency, low quiescent current, wide input voltage range, and overvoltage/overcurrent protection.

  3. Q: What is the typical application of ISL61861FCBZ? A: ISL61861FCBZ is commonly used in battery-powered devices, such as smartphones, tablets, portable medical devices, and other portable electronic devices.

  4. Q: How does ISL61861FCBZ help in power management? A: ISL61861FCBZ provides efficient power conversion, voltage regulation, and protection functions, ensuring stable and reliable power supply to the connected devices.

  5. Q: What is the input voltage range supported by ISL61861FCBZ? A: The input voltage range of ISL61861FCBZ typically spans from 2.7V to 5.5V, making it compatible with various power sources.

  6. Q: Does ISL61861FCBZ support multiple output voltages? A: Yes, ISL61861FCBZ can generate multiple output voltages simultaneously, allowing it to power different components within a system.

  7. Q: Is ISL61861FCBZ capable of handling high currents? A: Yes, ISL61861FCBZ has a high current capability, making it suitable for powering devices with demanding power requirements.

  8. Q: Does ISL61861FCBZ have built-in protection features? A: Yes, ISL61861FCBZ incorporates overvoltage protection (OVP), overcurrent protection (OCP), and thermal shutdown features to safeguard the connected devices.

  9. Q: Can ISL61861FCBZ operate in low-power modes? A: Yes, ISL61861FCBZ supports various low-power modes, enabling efficient power management and extending battery life in portable applications.

  10. Q: Are there any evaluation boards or reference designs available for ISL61861FCBZ? A: Yes, Intersil (now Renesas Electronics) provides evaluation boards and reference designs that can help developers quickly prototype and implement solutions using ISL61861FCBZ.

Please note that the answers provided here 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.