ISL6402IRZ

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: SOIC-8

Essence: The ISL6402IRZ is a voltage regulator IC that provides stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The ISL6402IRZ is typically sold in reels of 2500 units.

Specifications

• Input Voltage Range: 2.5V to 6V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 1A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6402IRZ has the following pin configuration:

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| | --| EN GND |-- Pin 1 --| FB VOUT |-- Pin 2 --| VIN NC |-- Pin 3 --| PGD NC |-- Pin 4 |___________| ```

Functional Features

1. High Efficiency: The ISL6402IRZ offers high efficiency, minimizing power loss and maximizing battery life in portable devices.

2. Low Dropout Voltage: With a low dropout voltage of 200mV at 1A, the IC ensures stable output voltage even when the input voltage is close to the desired output voltage.

3. Adjustable Output Voltage: The output voltage can be adjusted within the specified range to meet the requirements of different applications.

4. Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.

5. Thermal Shutdown Protection: In case of excessive temperature rise, the IC automatically shuts down to prevent damage due to overheating.

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life. - Adjustable output voltage for versatile applications. - Overcurrent and thermal shutdown protection enhance safety.

Disadvantages: - Limited maximum output current of 1A may not be suitable for high-power applications. - Dropout voltage of 200mV may affect performance in low-voltage scenarios.

Working Principles

The ISL6402IRZ operates as a linear voltage regulator. It regulates the output voltage by adjusting the resistance between the input and output terminals. The internal circuitry compares the output voltage with a reference voltage and adjusts the resistance accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The ISL6402IRZ finds applications in various electronic devices that require regulated power supply, such as: - Mobile phones - Tablets - Portable media players - Digital cameras - Wireless communication devices

Alternative Models

1. LM317T: This adjustable voltage regulator offers similar features and specifications to the ISL6402IRZ.
2. LT1084CP: A high-current linear voltage regulator suitable for applications requiring higher output currents.
3. LM1117MPX-ADJ: Another adjustable voltage regulator with low dropout voltage and overcurrent protection.

These alternative models can be considered based on specific application requirements and availability.

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