MAX6346UR33-T

Product Overview

• Category: Voltage Regulator
• Use: Provides a regulated output voltage for electronic devices
• Characteristics: Low dropout, low quiescent current, high accuracy
• Package: SOT-23
• Essence: Regulates input voltage to a stable output voltage
• Packaging/Quantity: Tape and reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 3.3V
• Dropout Voltage: 120mV at 100mA load
• Quiescent Current: 5µA typical
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6346UR33-T has the following pin configuration:

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1. IN: Input voltage
2. GND: Ground
3. OUT: Output voltage

Functional Features

• Low dropout voltage ensures efficient power conversion
• Low quiescent current minimizes power consumption
• High accuracy provides precise output voltage regulation
• Thermal shutdown protection prevents overheating
• Short-circuit current limiting protects the device from damage

Advantages and Disadvantages

Advantages: - Low dropout voltage allows operation with low input voltages - Low quiescent current extends battery life in portable applications - High accuracy ensures stable output voltage for sensitive electronics - Thermal shutdown protection enhances device reliability

Disadvantages: - Limited output current capability may not be suitable for high-power applications - SOT-23 package may require additional heat dissipation measures in certain cases

Working Principles

The MAX6346UR33-T is a linear voltage regulator that uses a pass transistor to regulate the input voltage to a stable output voltage. It operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly. This feedback loop ensures that the output voltage remains constant, even with variations in the input voltage or load conditions.

Detailed Application Field Plans

The MAX6346UR33-T is commonly used in various electronic devices that require a stable power supply. Some typical application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low dropout voltage and low quiescent current of the MAX6346UR33-T, extending battery life.

2. IoT devices: Internet of Things (IoT) devices often operate on low input voltages and require precise voltage regulation. The MAX6346UR33-T meets these requirements, making it suitable for IoT applications.

3. Industrial equipment: The high accuracy and thermal shutdown protection of the MAX6346UR33-T make it suitable for use in industrial control systems, sensors, and instrumentation.

Detailed and Complete Alternative Models

• MAX6347: Similar to MAX6346UR33-T but with an adjustable output voltage
• MAX6325: Low-dropout voltage regulator with higher output current capability
• MAX603: Ultra-low quiescent current voltage regulator for ultra-low-power applications

These alternative models offer different features and specifications, allowing users to choose the most suitable option for their specific requirements.

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