ISL78302ARFWZ-T

Product Overview

Category

ISL78302ARFWZ-T belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• Integrated voltage regulator IC
• High efficiency and low power consumption
• Wide input voltage range
• Multiple output channels
• Overcurrent and overtemperature protection
• Compact package size

Package

ISL78302ARFWZ-T is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of this product lies in its ability to efficiently regulate voltage and manage power in electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

ISL78302ARFWZ-T is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.8V to 3.6V
• Number of Output Channels: 2
• Maximum Output Current: 1A per channel
• Operating Temperature Range: -40°C to +85°C
• Package Type: SOIC-16

Detailed Pin Configuration

The pin configuration of ISL78302ARFWZ-T is as follows:

1. VIN: Input voltage
2. GND: Ground reference
3. VOUT1: Output voltage channel 1
4. FB1: Feedback pin for channel 1
5. EN1: Enable pin for channel 1
6. PG1: Power good indicator for channel 1
7. VOUT2: Output voltage channel 2
8. FB2: Feedback pin for channel 2
9. EN2: Enable pin for channel 2
10. PG2: Power good indicator for channel 2
11. SS/TR: Soft-start/Tracking pin
12. VCC: Supply voltage for internal circuitry
13. BST: Bootstrap capacitor connection
14. SW1: Switching node for channel 1
15. SW2: Switching node for channel 2
16. PGND: Power ground reference

Functional Features

• Dual-channel voltage regulation
• Adjustable output voltage
• Overcurrent protection
• Overtemperature protection
• Power good indicators for each channel
• Soft-start and tracking functionality
• Efficient power management

Advantages and Disadvantages

Advantages

• High efficiency, reducing power consumption
• Wide input voltage range allows compatibility with various power sources
• Multiple output channels provide flexibility in powering different components
• Overcurrent and overtemperature protection ensure device safety
• Compact package size saves board space

Disadvantages

• Limited maximum output current per channel (1A)
• Operating temperature range may not be suitable for extreme environments

Working Principles

ISL78302ARFWZ-T operates based on a switching regulator topology. It utilizes a control loop to regulate the output voltage by adjusting the duty cycle of the internal switches. The feedback pins (FB1 and FB2) monitor the output voltage and provide feedback to the control circuitry, which adjusts the switching frequency accordingly. The enable pins (EN1 and EN2) allow individual channel control, while the power good indicators (PG1 and PG2) signal when the output voltage is within the specified range.

Detailed Application Field Plans

ISL78302ARFWZ-T finds applications in various electronic devices and systems that require voltage regulation and power management. Some potential application fields include:

1. Mobile devices: Smartphones, tablets, portable media players
2. Computer peripherals: Printers, scanners, external hard drives
3. Industrial equipment: Motor control systems, power supplies, automation devices
4. Automotive electronics: Infotainment systems, lighting control, power distribution modules
5. Consumer electronics: Televisions, audio systems, gaming consoles

Detailed and Complete Alternative Models

1. ISL78301ARFWZ-T: Single-channel voltage regulator with similar specifications
2. ISL78303ARFWZ-T: Triple-channel voltage regulator with similar specifications
3. ISL78302ARFVZ-T: Variant with a different package type (QFN-16)

These alternative models provide similar functionality and can be considered as alternatives to ISL78302ARFWZ-T based on specific application requirements.

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