MAX8877EUK32+T

Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Linear Regulator
• Package: SOT-23-5
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.2V to 5.5V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8877EUK32+T has a total of 5 pins:

1. GND: Ground pin
2. IN: Input voltage pin
3. EN: Enable pin
4. BYP: Bypass capacitor pin
5. OUT: Output voltage pin

Functional Features

• Low dropout voltage allows for efficient power conversion.
• Wide input voltage range enables compatibility with various power sources.
• Low quiescent current ensures minimal power consumption during standby.
• Excellent line and load regulation provide stable output voltage.
• Thermal shutdown and current limit protection enhance device reliability.

Advantages

• Compact SOT-23-5 package saves board space.
• Wide input voltage range makes it suitable for a variety of applications.
• Low dropout voltage minimizes power dissipation.
• Excellent line and load regulation ensure stable output voltage.

Disadvantages

• Limited maximum output current may not be sufficient for high-power applications.
• SOT-23-5 package may require additional thermal management for high-temperature environments.

Working Principles

The MAX8877EUK32+T is a low dropout linear regulator that regulates the output voltage based on the input voltage. It utilizes a pass transistor to control the voltage drop across the regulator, ensuring a stable output voltage even when the input voltage varies. The device operates by comparing the output voltage with a reference voltage and adjusting the pass transistor accordingly. This feedback loop ensures precise regulation of the output voltage.

Application Field Plans

The MAX8877EUK32+T is commonly used in various battery-powered applications, such as portable devices, handheld instruments, and wireless communication devices. It can also be employed in low-power microcontroller systems, where a stable and efficient power supply is crucial. Additionally, it finds application in automotive electronics, medical devices, and industrial equipment.

Alternative Models

• MAX8887EUK32+T
• MAX8867EUK32+T
• MAX8897EUK32+T
• MAX8857EUK32+T

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the MAX8877EUK32+T is a low dropout linear regulator IC that offers stable and efficient power management. With its compact package and wide input voltage range, it is suitable for various battery-powered applications. While it has limitations in terms of maximum output current, it provides excellent line and load regulation, making it a reliable choice for many electronic designs.