ISL61861HIBZ-T

Product Overview

Category

ISL61861HIBZ-T 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

ISL61861HIBZ-T is available in a small outline package (SOP) with 8 pins.

Essence

The essence of ISL61861HIBZ-T lies in its ability to efficiently regulate and control power in various electronic devices.

Packaging/Quantity

ISL61861HIBZ-T is typically packaged in reels, with each reel containing a specific quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Quiescent Current: 25µA (typical)
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The detailed pin configuration of ISL61861HIBZ-T is as follows:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SS: Soft-start pin
6. PG: Power good pin
7. VOUT: Output voltage pin
8. BST: Boost pin

Functional Features

• Integrated synchronous buck-boost converter
• Automatic mode transition between buck and boost operation
• Adjustable soft-start time
• Power good indicator
• Overcurrent protection with hiccup mode
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for compatibility with various power sources
• Adjustable output voltage provides flexibility in different applications
• Overcurrent and thermal protection ensure safe operation

Disadvantages

• Limited output current capacity
• Relatively higher cost compared to some alternative models

Working Principles

ISL61861HIBZ-T operates as a synchronous buck-boost converter, which means it can step up or step down the input voltage to provide a regulated output voltage. It achieves this through the control of internal switches and feedback mechanisms. The integrated circuit intelligently transitions between buck and boost modes based on the input and output voltage conditions.

Detailed Application Field Plans

ISL61861HIBZ-T finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT devices - Wearable technology - Industrial automation

Alternative Models

For those seeking alternatives to ISL61861HIBZ-T, the following models offer similar functionality: - LM2733XMF/NOPB - TPS63020DSJR - MAX1724EZK33+T

These alternative models can be considered based on specific requirements and availability.

In conclusion, ISL61861HIBZ-T is a versatile integrated circuit used in power management applications. Its high efficiency, wide input voltage range, and adjustable output voltage make it suitable for various electronic devices. While it has certain limitations, its functional features, advantages, and working principles contribute to its effectiveness in diverse application fields.