ISL6209CBZ-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: CBZ (8-Lead SOIC)

Essence: The ISL6209CBZ-T is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The ISL6209CBZ-T is available in a 8-Lead SOIC package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Input Voltage Range: 2.7V to 6V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 3A
• Dropout Voltage: 200mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The ISL6209CBZ-T has the following pin configuration:

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| | --| VOUT | --| GND | --| FB | --| EN | --| VIN | --| COMP | --| SS/TR | |___________| ```

Functional Features

• High Efficiency: The ISL6209CBZ-T offers high efficiency, minimizing power loss and maximizing battery life in portable devices.
• Low Dropout Voltage: With a low dropout voltage of 200mV at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within a specified range, providing flexibility for different applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the circuit and connected devices from excessive current flow.
• Thermal Shutdown Protection: To prevent overheating, the ISL6209CBZ-T includes thermal shutdown protection, automatically shutting down the regulator if the temperature exceeds a certain threshold.

Advantages and Disadvantages

Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection

Disadvantages: - Limited input voltage range (2.7V to 6V) - Dropout voltage may affect performance in low voltage applications

Working Principles

The ISL6209CBZ-T operates as a step-down voltage regulator. It takes an input voltage within the specified range and converts it to a lower, regulated output voltage. The feedback pin (FB) is used to set the desired output voltage, which can be adjusted using external resistors. The IC utilizes a control loop to maintain the output voltage within the specified tolerance, even under varying load conditions.

Detailed Application Field Plans

The ISL6209CBZ-T is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include:

1. Mobile Devices: Smartphones, tablets, portable media players
2. Computer Peripherals: USB hubs, external hard drives, printers
3. Industrial Equipment: Motor control systems, LED lighting, power management modules
4. Automotive Electronics: Infotainment systems, navigation devices, dashboard displays

Detailed and Complete Alternative Models

1. LM317: Adjustable Voltage Regulator IC with a wide input voltage range and adjustable output voltage.
2. LT1084: Low Dropout Positive Fixed Voltage Regulator IC with high current capability and low dropout voltage.
3. TPS5430: Step-Down Voltage Regulator IC with integrated MOSFETs for high efficiency and compact design.

These alternative models offer similar functionality to the ISL6209CBZ-T and can be considered as alternatives based on specific application requirements.

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