MAX6348XR33+T

Product Overview

• Category: Voltage Regulator
• Use: Provides a regulated output voltage for electronic devices
• Characteristics: Low dropout, low quiescent current, high accuracy
• Package: SOT23-3
• Essence: Integrated circuit voltage regulator
• 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
• Quiescent Current: 5µA (typical)
• Line Regulation: 0.04% (typical)
• Load Regulation: 0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6348XR33+T has three pins:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Low dropout voltage allows for efficient power conversion
• Low quiescent current minimizes power consumption
• High accuracy ensures precise voltage regulation
• Thermal shutdown protection prevents overheating
• Short-circuit current limit protects the device from excessive current

Advantages and Disadvantages

Advantages: - Low dropout voltage enables operation with low input voltages - Low quiescent current extends battery life in portable applications - High accuracy ensures stable and reliable voltage output

Disadvantages: - Limited output current capability may not be suitable for high-power applications - SOT23-3 package may require additional heat dissipation measures in certain scenarios

Working Principles

The MAX6348XR33+T is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the output voltage to a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage. The dropout voltage is minimized by using a low resistance pass transistor, allowing for efficient power conversion.

Detailed Application Field Plans

The MAX6348XR33+T is commonly used in various electronic devices that require a regulated 3.3V power supply. Some typical application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices benefit from the low quiescent current and efficient power conversion of the MAX6348XR33+T.
2. IoT devices: Internet of Things (IoT) devices often operate on low input voltages and require precise voltage regulation, making the MAX6348XR33+T suitable for applications in this field.
3. Embedded systems: Microcontrollers, sensors, and other embedded systems often rely on stable and accurate power supplies, making the MAX6348XR33+T an ideal choice.

Detailed and Complete Alternative Models

• LM1117-3.3: A popular alternative with similar specifications and package options.
• LT1763-3.3: Offers lower dropout voltage and higher accuracy but comes in a different package.
• MCP1703-3302E: Provides comparable performance and is available in various package options.

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