MAX1947ETA30+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High efficiency, low power consumption
• Package: 8-pin TDFN (Thin Dual Flat No-Lead) package
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.0V
• Output Current: Up to 500mA
• Dropout Voltage: 120mV at 300mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1947ETA30+T has the following pin configuration:

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

Functional Features

• Low dropout voltage for efficient power conversion
• Enable pin for easy on/off control
• Feedback pin for voltage regulation
• Wide input voltage range for versatile applications
• Low quiescent current for reduced power consumption

Advantages and Disadvantages

Advantages: - High efficiency power management - Small form factor package - Wide input voltage range - Low quiescent current

Disadvantages: - Limited output current capacity (up to 500mA) - Dropout voltage may affect performance in low input voltage scenarios

Working Principles

The MAX1947ETA30+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V to a fixed output voltage of 3.0V. It achieves this by utilizing a feedback mechanism to regulate the output voltage. The enable pin allows for easy control of the regulator's on/off state. The low dropout voltage ensures efficient power conversion even in scenarios where the input voltage is close to the desired output voltage.

Detailed Application Field Plans

The MAX1947ETA30+T is commonly used in various applications that require stable and regulated power supply at 3.0V. Some of the typical application fields include:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices often rely on the MAX1947ETA30+T to efficiently manage power from batteries.
2. IoT (Internet of Things) devices: Sensors, actuators, and other IoT devices benefit from the voltage regulation provided by the MAX1947ETA30+T, ensuring reliable operation.
3. Embedded systems: Microcontrollers, FPGA boards, and other embedded systems utilize the MAX1947ETA30+T to provide a stable power source for their components.

Detailed and Complete Alternative Models

• MAX1947ETC30+T: Similar to MAX1947ETA30+T but with a different package (6-pin SOT23)
• MAX1947EUA30+T: Similar to MAX1947ETA30+T but with a different package (8-pin µMAX)
• MAX1947EPA30+T: Similar to MAX1947ETA30+T but with a different package (8-pin DIP)

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