MAX6472TA25AD3+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout (LDO) regulator, adjustable output voltage, low quiescent current
• Package: 8-pin TDFN (Thin Dual Flat No-Lead) package
• Essence: Provides a stable and regulated output voltage for various electronic devices
• Packaging/Quantity: Tape and reel packaging, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Dropout Voltage: 120mV at 150mA load current
• Quiescent Current: 40µA (typical)
• Load Regulation: ±0.05% (typical)
• Line Regulation: ±0.02% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6472TA25AD3+T has the following pin configuration:

1. GND (Ground)
2. FB (Feedback)
3. EN (Enable)
4. NC (No Connection)
5. VOUT (Output Voltage)
6. VOUT (Output Voltage)
7. VIN (Input Voltage)
8. GND (Ground)

Functional Features

• Low dropout voltage allows efficient regulation even with small input-output differentials.
• Adjustable output voltage provides flexibility for various applications.
• Low quiescent current minimizes power consumption in standby mode.
• Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages: - Wide input voltage range allows compatibility with different power sources. - Excellent load and line regulation ensure stable output voltage. - Small package size enables space-saving designs. - Low quiescent current extends battery life in portable devices.

Disadvantages: - Limited output current capability may not be suitable for high-power applications. - Non-standard pin configuration may require additional PCB layout considerations.

Working Principles

The MAX6472TA25AD3+T is a low-dropout voltage regulator that maintains a stable output voltage despite variations in input voltage and load conditions. It operates by comparing the feedback voltage (FB) with an internal reference voltage to regulate the output voltage (VOUT). The enable (EN) pin controls the device's on/off state.

Detailed Application Field Plans

The MAX6472TA25AD3+T is commonly used in various electronic devices, including:

1. Battery-powered devices: Provides regulated power supply for portable electronics such as smartphones, tablets, and wearables.
2. Industrial equipment: Ensures stable voltage for sensors, actuators, and control systems in industrial automation.
3. Automotive applications: Regulates power for infotainment systems, lighting modules, and other automotive electronics.
4. Communication systems: Maintains a steady voltage for routers, switches, and wireless access points.
5. Medical devices: Supplies reliable power to medical instruments and diagnostic equipment.

Detailed and Complete Alternative Models

1. MAX6473TA25AD3+T: Similar to MAX6472TA25AD3+T but with a different package (6-pin SOT23).
2. MAX6474TA25AD3+T: Higher output current capability (300mA) compared to MAX6472TA25AD3+T.
3. MAX6475TA25AD3+T: Adjustable output voltage range from 0.8V to 5.5V.

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

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