MAX894LESA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: Small Outline Integrated Circuit (SOIC)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.2V to 3.6V
• Output Current: Up to 500mA
• Quiescent Current: 30µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX894LESA+T has a total of 8 pins. The pin configuration is as follows:

1. VOUT: Output Voltage
2. GND: Ground
3. FB: Feedback Pin
4. EN: Enable Pin
5. VIN: Input Voltage
6. SW: Switching Node
7. PGND: Power Ground
8. LX: Inductor Connection

Functional Features

• High efficiency voltage regulation
• Low power consumption
• Overcurrent protection
• Thermal shutdown protection
• Soft-start capability
• Adjustable output voltage

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power dissipation
• Wide input voltage range allows for versatile applications
• Compact package size enables space-saving designs
• Overcurrent and thermal protection ensure device safety
• Soft-start feature prevents excessive inrush current

Disadvantages

• Limited output current capacity (up to 500mA)
• Not suitable for high-power applications

Working Principles

The MAX894LESA+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 1.2V and 3.6V. It utilizes a switching regulator topology to achieve high efficiency power conversion. The feedback pin (FB) is used to set the desired output voltage, while the enable pin (EN) controls the device's on/off state.

Detailed Application Field Plans

The MAX894LESA+T is commonly used in various portable electronic devices, such as smartphones, tablets, and portable media players. It provides efficient power management for these devices, ensuring stable and reliable operation. Additionally, it finds applications in battery-powered systems, IoT devices, and other low-power electronics.

Alternative Models

• MAX895LESA+T
• MAX896LESA+T
• MAX897LESA+T
• MAX898LESA+T

These alternative models offer similar functionality and characteristics to the MAX894LESA+T, providing flexibility in design choices.

In conclusion, the MAX894LESA+T is a voltage regulator IC designed for power management applications. Its high efficiency, low power consumption, and compact package make it suitable for various portable electronic devices. While it has limitations in terms of output current capacity, it offers several advantages such as overcurrent protection and adjustable output voltage. With its wide input voltage range and versatile applications, the MAX894LESA+T is a reliable choice for efficient power regulation.