ISL6217ACVZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: 48 Ld QFN package

Essence: The ISL6217ACVZ-T is a voltage regulator IC designed for high-efficiency power management applications.

Packaging/Quantity: The ISL6217ACVZ-T is available in a 48 Ld QFN package. The quantity per package may vary depending on the supplier.

Specifications

The specifications of the ISL6217ACVZ-T include:

• Input Voltage Range: 2.375V to 6V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 4A
• Dropout Voltage: 200mV at 3A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The ISL6217ACVZ-T has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. FB: Feedback voltage
4. EN: Enable control
5. SS/TR: Soft-start/tracking control
6. PG: Power good indicator
7. VOUT: Output voltage
8. COMP: Compensation

Functional Features

The ISL6217ACVZ-T offers the following functional features:

1. High Efficiency: The voltage regulator provides high efficiency, minimizing power losses.
2. Low Dropout Voltage: The regulator maintains a low dropout voltage, ensuring stable output even with small input-output differentials.
3. Adjustable Output Voltage: The output voltage can be adjusted within a specified range to meet different application requirements.
4. Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit from excessive current flow.
5. Thermal Shutdown Protection: The regulator includes thermal shutdown protection, preventing damage due to excessive heat.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Adjustable output voltage allows for flexibility in various applications. - Overcurrent and thermal shutdown protection enhance system reliability.

Disadvantages: - Limited maximum output current of 4A may not be suitable for high-power applications. - The 48 Ld QFN package may require specialized equipment for soldering.

Working Principles

The ISL6217ACVZ-T operates as a voltage regulator by converting an input voltage into a stable output voltage. It utilizes internal control circuitry to regulate the output voltage based on the feedback received from the FB pin. The EN pin enables or disables the regulator, while the SS/TR pin controls the soft-start and tracking functions. The COMP pin is used for compensation purposes to ensure stability.

Detailed Application Field Plans

The ISL6217ACVZ-T can be applied in various fields, including but not limited to:

1. Portable Electronics: Power management for smartphones, tablets, and portable gaming devices.
2. Computer Systems: Voltage regulation for desktops, laptops, and servers.
3. Industrial Equipment: Power supply for industrial automation systems and control panels.
4. Automotive Electronics: Voltage regulation for automotive infotainment systems and advanced driver-assistance systems (ADAS).
5. Telecommunications: Power management for network routers, switches, and base stations.

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ISL6217ACVZ-T include:

1. LM317: Adjustable voltage regulator with a maximum output current of 1.5A.
2. LT1084: Adjustable voltage regulator with a maximum output current of 5A.
3. TPS7A4700: High-current, low-dropout voltage regulator with a maximum output current of 1A.
4. LM1117: Fixed voltage regulator available in various output voltage options.

These alternative models can be considered based on specific application requirements and desired performance characteristics.

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