MAX6861UK29+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: SOT-23-5
• Essence: Regulates voltage with low power consumption
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 2.9V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 20µA
• Load Regulation: ±0.05%
• Line Regulation: ±0.02%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6861UK29+T has a SOT-23-5 package with the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. BYP (Bypass Capacitor)
4. NC (No Connection)
5. OUT (Output Voltage)

Functional Features

• Low dropout voltage allows for efficient regulation even with small input-output differentials.
• Low quiescent current ensures minimal power consumption during standby or idle modes.
• Excellent load and line regulation provide stable output voltage under varying conditions.
• Bypass capacitor pin improves noise immunity and stability.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient voltage regulation. - Low quiescent current minimizes power consumption. - Excellent load and line regulation ensure stable output voltage. - Small package size (SOT-23-5) allows for space-saving designs.

Disadvantages: - Limited output voltage options (fixed at 2.9V). - No built-in protection features against overcurrent or overtemperature.

Working Principles

The MAX6861UK29+T is a voltage regulator IC that regulates the output voltage to a fixed 2.9V, regardless of input voltage variations within the specified range. It achieves this by utilizing a low dropout architecture, which allows it to maintain regulation even when the input-output differential is small. The device operates by comparing the output voltage with an internal reference and adjusting the pass transistor accordingly.

Detailed Application Field Plans

The MAX6861UK29+T finds applications in various electronic devices where a stable 2.9V power supply is required. Some potential application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearables can benefit from the low quiescent current and efficient voltage regulation provided by the MAX6861UK29+T.
2. IoT devices: Internet of Things (IoT) sensors and modules often require a compact and energy-efficient voltage regulator for reliable operation.
3. Industrial control systems: The stability and low dropout characteristics make the MAX6861UK29+T suitable for use in industrial automation, robotics, and control systems.

Detailed and Complete Alternative Models

• MAX6861UK29+T: Fixed 2.9V output voltage, SOT-23-5 package.
• MAX6861UK28+T: Fixed 2.8V output voltage, SOT-23-5 package.
• MAX6861UK27+T: Fixed 2.7V output voltage, SOT-23-5 package.
• MAX6861UK26+T: Fixed 2.6V output voltage, SOT-23-5 package.
• MAX6861UK25+T: Fixed 2.5V output voltage, SOT-23-5 package.

These alternative models offer different fixed output voltages while sharing similar characteristics and package options as the MAX6861UK29+T.