MAX629ESA+T

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low-dropout, high-precision, adjustable output voltage
• Package: SOIC-8
• Essence: Provides stable and regulated output voltage for electronic devices
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: 1.25V to 15V
• Dropout Voltage: 300mV at 50mA load current
• Line Regulation: 0.02% typical
• Load Regulation: 0.04% typical
• Quiescent Current: 75µA typical
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. GND: Ground pin
2. IN: Input voltage pin
3. ADJ: Adjust pin for setting the output voltage
4. NC: No connection
5. NC: No connection
6. OUT: Output voltage pin
7. NC: No connection
8. NC: No connection

Functional Features

• Low dropout voltage ensures efficient power conversion
• High precision output voltage regulation
• Adjustable output voltage allows flexibility in various applications
• Excellent line and load regulation for stable performance
• Low quiescent current minimizes power consumption

Advantages

• Wide input voltage range enables compatibility with different power sources
• Adjustable output voltage provides versatility for various electronic devices
• Low dropout voltage ensures efficient power conversion even with low input voltages
• High precision regulation guarantees accurate and stable output voltage
• Low quiescent current prolongs battery life in portable applications

Disadvantages

• Limited maximum output current may not be suitable for high-power applications
• Requires external components for proper operation and stability
• Sensitive to input voltage fluctuations, requiring additional filtering

Working Principles

The MAX629ESA+T is a voltage regulator IC that utilizes a low-dropout architecture. It regulates the output voltage by comparing a reference voltage with the feedback voltage obtained from the ADJ pin. The internal circuitry adjusts the pass transistor to maintain a stable output voltage, even with varying input voltages and load conditions.

Detailed Application Field Plans

1. Battery-powered devices: The MAX629ESA+T can be used in portable electronic devices such as smartphones, tablets, and wearable devices to provide regulated power supply.
2. Automotive electronics: It can be employed in automotive applications like infotainment systems, GPS devices, and dashboard displays to ensure stable voltage levels.
3. Industrial control systems: The IC can be utilized in industrial automation, robotics, and control systems to regulate power supply for sensors, actuators, and microcontrollers.
4. Communication equipment: It finds application in routers, switches, and network devices to maintain a constant voltage for reliable data transmission.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable voltage regulator with similar specifications and package.
2. LT1763-ADJ: Low dropout voltage regulator offering adjustable output voltage.
3. TPS7A4700: High-precision voltage regulator with adjustable output voltage and low quiescent current.

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