MAX6473TA15AD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout (LDO) linear regulator, fixed output voltage
• Package: Surface Mount Technology (SMT), 8-pin TDFN package
• Essence: Provides a stable and regulated output voltage for electronic devices
• Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 1.5V
• Maximum Output Current: 250mA
• Dropout Voltage: 120mV at 100mA
• Line Regulation: ±0.02%/V
• Load Regulation: ±0.05%/mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6473TA15AD3+T has the following pin configuration:

1. GND: Ground connection
2. IN: Input voltage supply
3. EN: Enable pin for turning the regulator on/off
4. BYP: Bypass capacitor connection
5. FB: Feedback pin for setting the output voltage
6. NC: No connection
7. OUT: Regulated output voltage
8. VOUT: Output voltage bypass capacitor connection

Functional Features

• Low dropout voltage ensures efficient power conversion
• Fixed output voltage eliminates the need for external voltage regulation circuitry
• Excellent line and load regulation for stable output under varying conditions
• Low quiescent current minimizes power consumption in standby mode
• Thermal shutdown protection prevents damage due to excessive temperature

Advantages and Disadvantages

Advantages: - Compact and space-saving surface mount package - Wide input voltage range allows for versatile applications - Stable and accurate output voltage regulation - Low dropout voltage ensures efficient power conversion

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Fixed output voltage restricts flexibility in certain designs

Working Principles

The MAX6473TA15AD3+T is a low-dropout linear regulator that operates by maintaining a constant voltage difference between the input and output. It uses a pass transistor to regulate the output voltage based on the feedback received from the FB pin. The enable (EN) pin controls the on/off state of the regulator, allowing for power-saving operation when not required.

Detailed Application Field Plans

The MAX6473TA15AD3+T is commonly used in various electronic devices that require a stable and regulated 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 MAX6473TA15AD3+T.
2. Industrial control systems: The regulator's wide input voltage range and excellent line/load regulation make it suitable for powering sensors, actuators, and other components in industrial automation.
3. Automotive electronics: The compact package and thermal shutdown protection make the MAX6473TA15AD3+T ideal for automotive applications where space and temperature management are critical.

Detailed and Complete Alternative Models

1. MAX6474TA15AD3+T: Similar to the MAX6473TA15AD3+T but with a different fixed output voltage of 1.8V.
2. MAX6475TA15AD3+T: Another variant with a fixed output voltage of 2.5V.
3. MAX6476TA15AD3+T: Offers a fixed output voltage of 3.3V.

These alternative models provide similar functionality but with different fixed output voltages to suit specific application requirements.

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