ISL8026FRTAJZ-T7A

Product Overview

Category

ISL8026FRTAJZ-T7A belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage regulation and power management.

Characteristics

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

Package

ISL8026FRTAJZ-T7A is available in a small form factor package, such as a 4mm x 4mm QFN (Quad Flat No-Lead) package.

Essence

The essence of ISL8026FRTAJZ-T7A lies in its ability to efficiently regulate voltage and manage power in electronic devices.

Packaging/Quantity

This product is typically 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: 0.8V to VIN
• Maximum Output Current: 2A
• Quiescent Current: 17µA
• 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. SW: Switching node pin
6. PG: Power good indicator pin
7. 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 to prevent overheating
• Power good indicator for monitoring output voltage stability

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for versatile applications
• Adjustable output voltage provides flexibility
• Overcurrent and thermal protection enhance device safety
• Power good indicator ensures stable output voltage

Disadvantages

• Limited maximum output current of 2A may not be suitable for high-power applications
• Requires external resistors for output voltage adjustment, adding complexity to the design

Working Principles

ISL8026FRTAJZ-T7A operates as a synchronous buck regulator, converting the input voltage to a lower, regulated output voltage. The feedback pin (FB) is used to adjust the output voltage through external resistors. The enable pin (EN) controls the device's operation, while the power good indicator (PG) monitors the stability of the output voltage. The IC incorporates overcurrent and thermal shutdown protection mechanisms to ensure safe operation.

Detailed Application Field Plans

ISL8026FRTAJZ-T7A finds application in various electronic devices that require voltage regulation and power management. Some potential fields of application include:

1. Mobile devices: Smartphones, tablets, and portable media players.
2. Computer peripherals: USB hubs, external hard drives, and docking stations.
3. Industrial equipment: Motor control systems, LED lighting, and power supplies.
4. Automotive electronics: Infotainment systems, navigation units, and dashboard displays.
5. IoT devices: Wearables, smart home devices, and wireless sensors.

Detailed and Complete Alternative Models

1. ISL80030: Similar buck regulator with a lower maximum output current of 0.6A.
2. ISL80103: Buck regulator with a higher maximum output current of 3A.
3. ISL85410: Step-down converter with integrated power MOSFETs and a maximum output current of 1A.
4. ISL9001: Low quiescent current LDO regulator suitable for battery-powered applications.

These alternative models offer different specifications and features, allowing designers to choose the most suitable option for their specific requirements.

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