W6811IWG TR

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: SOT-23-6
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.8V to 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 200mV at 100mA
• Quiescent Current: 50µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The W6811IWG TR has a total of 6 pins arranged as follows:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)
6. VREF (Reference Voltage)

Functional Features

• Low dropout voltage for efficient power conversion.
• Wide input voltage range allows for versatile applications.
• Enable pin for easy control of the regulator's operation.
• Feedback pin provides accurate output voltage regulation.
• Reference voltage pin for precise voltage reference.

Advantages and Disadvantages

Advantages: - High efficiency resulting in low power consumption. - Wide input voltage range enables compatibility with various power sources. - Small package size (SOT-23-6) for space-constrained designs. - Accurate output voltage regulation ensures stable performance.

Disadvantages: - Limited maximum output current (150mA). - Dropout voltage may affect performance in low input voltage scenarios.

Working Principles

The W6811IWG TR is a voltage regulator that takes an input voltage within the range of 2.5V to 5.5V and provides a regulated output voltage between 0.8V and 3.3V. It operates by maintaining a constant voltage difference (dropout voltage) between the input and output terminals, ensuring a stable output voltage even when the input voltage fluctuates.

The regulator uses feedback control to adjust its internal circuitry and maintain the desired output voltage. The enable pin allows the user to turn the regulator on or off as needed. The reference voltage pin provides a precise voltage reference for accurate regulation.

Detailed Application Field Plans

The W6811IWG TR is commonly used in various applications that require efficient power management and voltage regulation. Some potential application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearables can benefit from the low power consumption and wide input voltage range of the W6811IWG TR.
2. IoT devices: Internet of Things (IoT) devices often operate on limited power sources and require stable voltage regulation. The W6811IWG TR can provide efficient power management in these applications.
3. Industrial equipment: The voltage regulator's small package size and accurate regulation make it suitable for use in industrial equipment that requires compact designs and reliable power supply.

Detailed and Complete Alternative Models

1. W6812IWG TR
   • Similar specifications and features as W6811IWG TR, but with higher maximum output current (200mA).
2. W6810IWG TR
   • Lower dropout voltage compared to W6811IWG TR, suitable for applications with lower input voltages.
3. W6813IWG TR
   • Higher output voltage range (up to 5V) for applications requiring higher voltage levels.

These alternative models offer similar functionality and can be considered based on specific requirements and constraints.

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