MAX6476TA28AD3+T

Basic Information Overview

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

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 2.8V
• Dropout Voltage: 120mV at 100mA load current
• Quiescent Current: 40µA (typical)
• Line Regulation: ±0.02% (typical)
• Load Regulation: ±0.05% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

• Low dropout voltage ensures efficient power conversion
• High accuracy provides stable output voltage
• Low quiescent current minimizes power consumption
• Enable pin allows for easy on/off control
• Bypass capacitor improves transient response

Advantages

• Wide input voltage range accommodates various power sources
• Excellent line and load regulation for consistent performance
• Small package size saves board space
• Low-power operation extends battery life
• Robust design ensures reliability in harsh environments

Disadvantages

• Limited output voltage options
• Higher cost compared to non-regulated voltage sources
• Requires external bypass capacitor for optimal performance

Working Principles

The MAX6476TA28AD3+T is a voltage regulator IC that maintains a stable output voltage of 2.8V regardless of input voltage fluctuations. It utilizes a low-dropout architecture, which allows it to operate with a minimal voltage difference between the input and output. This results in efficient power conversion and reduced power dissipation.

The device incorporates a feedback mechanism that continuously monitors the output voltage and adjusts the internal circuitry to maintain the desired voltage level. The enable pin provides control over the regulator's operation, allowing for easy on/off switching.

To ensure stable operation, the MAX6476TA28AD3+T requires an external bypass capacitor connected to the BYP pin. This capacitor improves the regulator's transient response by filtering out high-frequency noise and reducing voltage spikes.

Detailed Application Field Plans

• Battery-powered devices: Provides regulated voltage for microcontrollers, sensors, and other components in portable electronics.
• Industrial automation: Ensures stable power supply for control systems, motor drivers, and communication modules.
• Automotive electronics: Supports various automotive applications, including infotainment systems, lighting controls, and engine management units.
• IoT devices: Enables reliable operation of connected devices, such as smart home appliances, wearables, and environmental sensors.

Detailed and Complete Alternative Models

1. MAX6477TA28AD3+T: Similar specifications but with a different output voltage of 2.85V.
2. MAX6478TA28AD3+T: Higher output voltage option at 2.9V.
3. MAX6479TA28AD3+T: Lower output voltage option at 2.75V.
4. MAX6480TA28AD3+T: Enhanced load regulation for more demanding applications.

Note: The above alternative models are part of the same series and share similar characteristics and package options.

In conclusion, the MAX6476TA28AD3+T is a voltage regulator IC that offers low-dropout, high-accuracy regulation for various electronic devices. Its small package size, wide input voltage range, and low-power operation make it suitable for a wide range of applications. However, it has limited output voltage options and requires an external bypass capacitor for optimal performance. Alternative models within the same series provide additional voltage options and enhanced features to meet specific application requirements.