ISL85415FRZ-T

Product Overview

Category

ISL85415FRZ-T belongs to the category of voltage regulators.

Use

It is commonly used for power management applications.

Characteristics

• High efficiency
• Low quiescent current
• Wide input voltage range
• Adjustable output voltage
• Overcurrent and thermal protection

Package

ISL85415FRZ-T comes in a small package, typically a 3mm x 3mm DFN (Dual Flat No-Lead) package.

Essence

The essence of ISL85415FRZ-T lies in its ability to regulate voltage efficiently and reliably.

Packaging/Quantity

ISL85415FRZ-T is usually packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Output Current: Up to 1.5A
• Quiescent Current: 18µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

ISL85415FRZ-T has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. EN: Enable pin
4. FB: Feedback pin
5. SW: Switching node pin
6. VOUT: Output voltage pin

Functional Features

• Integrated synchronous buck regulator
• Adjustable output voltage through external resistors
• Soft-start function for controlled startup
• Overcurrent protection with hiccup mode
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power dissipation
• Wide input voltage range allows for versatile applications
• Compact package size enables space-saving designs
• Overcurrent and thermal protection enhance reliability

Disadvantages

• Limited output current compared to higher power regulators
• Requires external components for voltage adjustment

Working Principles

ISL85415FRZ-T 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 switching of the internal power MOSFETs. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle accordingly to maintain the desired output voltage.

Detailed Application Field Plans

ISL85415FRZ-T finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Industrial automation - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to ISL85415FRZ-T are: - LM2596 - TPS54331 - LT1763 - ADP2302 - MAX15062

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

In conclusion, ISL85415FRZ-T is a voltage regulator with high efficiency, wide input voltage range, and adjustable output voltage. It is commonly used in power management applications and offers various advantages such as compact size and overcurrent protection. However, it has limitations in terms of output current and requires external components for voltage adjustment. Its working principle involves PWM control to regulate the output voltage. It finds applications in diverse fields and has alternative models available in the market.