ISL78302ARBFZ-T

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Wide input voltage range - Adjustable output voltage - Overcurrent and thermal protection

Package: 32-Lead QFN (Quad Flat No-Lead)

Essence: The ISL78302ARBFZ-T is a voltage regulator IC designed to provide stable and regulated power supply in various electronic devices.

Packaging/Quantity: The ISL78302ARBFZ-T is available in a 32-Lead QFN package. It is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to 3.6V
• Maximum Output Current: 3A
• Dropout Voltage: 200mV at 1A
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL78302ARBFZ-T has the following pin configuration:

1. VIN: Input Voltage
2. EN: Enable Pin
3. FB: Feedback Pin
4. GND: Ground
5. PGND: Power Ground
6. VOUT: Output Voltage
7. SS/TR: Soft-Start/Tracking Pin
8. COMP: Compensation Pin
9. BST: Bootstrap Pin
10. PG: Power Good Indicator

(Note: The pin numbers are not sequential and may vary based on the specific package variant.)

Functional Features

• Wide input voltage range allows for compatibility with different power sources.
• Adjustable output voltage provides flexibility in meeting specific device requirements.
• Overcurrent and thermal protection ensure safe operation and prevent damage to the IC.
• High efficiency design minimizes power loss and maximizes battery life.
• Low dropout voltage enables stable operation even with low input voltages.

Advantages

• Compact package size allows for space-saving integration in various electronic devices.
• Wide input voltage range makes it suitable for a wide range of applications.
• Adjustable output voltage provides versatility in powering different components.
• Overcurrent and thermal protection enhance the reliability and durability of the IC.
• High efficiency design reduces power consumption and extends battery life.

Disadvantages

• Limited maximum output current may not be sufficient for high-power applications.
• Dropout voltage of 200mV may cause a slight voltage drop in certain scenarios.

Working Principles

The ISL78302ARBFZ-T is a voltage regulator that utilizes a feedback mechanism to maintain a stable output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to ensure the desired output voltage is maintained. The IC also incorporates overcurrent and thermal protection mechanisms to safeguard against potential damage.

Detailed Application Field Plans

The ISL78302ARBFZ-T can be used in various applications, including but not limited to: - Mobile devices - Portable electronics - Battery-powered systems - Industrial equipment - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.3: Fixed output voltage regulator with a maximum output current of 800mA.
2. LT1086: Adjustable output voltage regulator with a maximum output current of 1.5A.
3. TPS7A4700: Ultra-low noise voltage regulator with a maximum output current of 1A.

(Note: These alternative models are provided as examples and may have different specifications and features compared to the ISL78302ARBFZ-T.)

This entry provides an overview of the ISL78302ARBFZ-T voltage regulator IC, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.