MAX6855UK33D4+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Ultra-Low Quiescent Current
• Package: SOT-23-5
• Essence: Regulates voltage with minimal power consumption
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 3.3V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 1µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6855UK33D4+T has a total of five pins arranged as follows:

1. GND: Ground pin
2. IN: Input voltage pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin to control the regulator's operation
5. OUT: Output voltage pin

Functional Features

• Low Dropout: The MAX6855UK33D4+T exhibits a low dropout voltage, ensuring efficient voltage regulation even when the input voltage is close to the desired output voltage.
• Ultra-Low Quiescent Current: With a quiescent current as low as 1µA, this voltage regulator minimizes power consumption, making it suitable for battery-powered applications.
• Enable Pin Control: The EN pin allows for easy on/off control of the regulator, conserving power when not in use.

Advantages and Disadvantages

Advantages: - Low dropout voltage ensures efficient voltage regulation. - Ultra-low quiescent current minimizes power consumption. - Enable pin control allows for easy on/off operation.

Disadvantages: - Limited maximum output current of 150mA may not be suitable for high-power applications. - SOT-23-5 package may require careful handling during assembly.

Working Principles

The MAX6855UK33D4+T is a voltage regulator that operates by maintaining a stable output voltage (3.3V) regardless of variations in the input voltage. It achieves this through internal circuitry that adjusts the voltage difference between the input and output, minimizing dropout voltage. The regulator's ultra-low quiescent current ensures minimal power consumption when regulating the voltage.

Detailed Application Field Plans

The MAX6855UK33D4+T finds applications in various fields, including:

1. Battery-Powered Devices: Due to its low quiescent current and efficient voltage regulation, it is suitable for portable electronics such as smartphones, tablets, and wearables.
2. Wireless Sensor Networks: The regulator's low power consumption makes it ideal for use in wireless sensor networks where long battery life is crucial.
3. IoT Devices: Internet of Things (IoT) devices often operate on low power, and the MAX6855UK33D4+T can provide stable voltage regulation in such applications.
4. Embedded Systems: Many embedded systems require precise voltage regulation, and this regulator can ensure stable power supply to microcontrollers, sensors, and other components.

Detailed and Complete Alternative Models

1. MAX6856UK33D4+T: Similar to MAX6855UK33D4+T but with a higher maximum output current of 300mA.
2. MAX6857UK33D4+T: Offers the same features as MAX6855UK33D4+T but comes in a smaller SOT-23-3 package.
3. MAX6858UK33D4+T: Provides a higher output voltage of 5V while maintaining low dropout and quiescent current.

These alternative models offer similar functionality with slight variations in specifications, allowing users to choose the most suitable option for their specific requirements.

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