ISL9301IRZ-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: 16-Lead QFN (Quad Flat No-Lead)

Essence: The ISL9301IRZ-T is a voltage regulator IC designed to provide a stable and adjustable output voltage for various electronic devices.

Packaging/Quantity: The ISL9301IRZ-T is typically sold in reels containing 2500 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Maximum Output Current: 3A
• Dropout Voltage: 200mV at 3A
• Quiescent Current: 60µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL9301IRZ-T has the following pin configuration:

1. EN (Enable)
2. FB (Feedback)
3. GND (Ground)
4. VOUT (Output Voltage)
5. VIN (Input Voltage)
6. PG (Power Good)
7. NC (No Connection)
8. NC (No Connection)
9. NC (No Connection)
10. NC (No Connection)
11. NC (No Connection)
12. NC (No Connection)
13. NC (No Connection)
14. NC (No Connection)
15. NC (No Connection)
16. NC (No Connection)

Functional Features

• Adjustable output voltage allows flexibility in different applications.
• High efficiency ensures minimal power loss during voltage regulation.
• Overcurrent protection safeguards the device and connected components from excessive current.
• Thermal shutdown protection prevents overheating and damage to the IC.

Advantages

• Wide input voltage range allows compatibility with various power sources.
• Low dropout voltage ensures efficient regulation even with small voltage differences.
• Small package size (QFN) enables space-saving designs in compact electronic devices.
• Power Good (PG) pin provides a signal indicating stable output voltage.

Disadvantages

• Limited maximum output current of 3A may not be suitable for high-power applications.
• Noisy input voltage may affect the stability of the output voltage.

Working Principles

The ISL9301IRZ-T operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to provide a stable output voltage. The feedback pin (FB) is used to adjust the desired output voltage. The enable pin (EN) controls the operation of the regulator, allowing it to be turned on or off as needed. The IC incorporates various protection features such as overcurrent and thermal shutdown to ensure safe operation.

Detailed Application Field Plans

The ISL9301IRZ-T can be used in a wide range of applications, including but not limited to: - Battery-powered devices - Portable electronics - IoT (Internet of Things) devices - Embedded systems - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the ISL9301IRZ-T include: - LM317: Adjustable Voltage Regulator - LT1084: Low Dropout Positive Fixed Voltage Regulator - TPS7A4700: High-Voltage, Ultra-Low-Iq, Low-Dropout Linear Regulator

These alternative models can be considered based on specific requirements and design constraints.

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