MAX6865UK18D4S+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Accuracy, Low Quiescent Current
• Package: SOT-23-5
• Essence: This IC is a low dropout voltage regulator designed to provide a stable output voltage with high accuracy and low quiescent current.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.8V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Load Regulation: ±0.5%
• Line Regulation: ±0.3%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6865UK18D4S+T has the following pin configuration:

1. GND (Ground)
2. IN (Input Voltage)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. OUT (Output Voltage)

Functional Features

• Low dropout voltage: The IC maintains a stable output voltage even when the input voltage is close to the desired output voltage.
• High accuracy: The IC provides a precise output voltage of 1.8V with a load regulation of ±0.5% and line regulation of ±0.3%.
• Low quiescent current: The IC consumes only 40µA of current when in operation, resulting in improved energy efficiency.

Advantages and Disadvantages

Advantages: - Stable output voltage with high accuracy - Low dropout voltage ensures reliable performance - Low quiescent current for improved energy efficiency

Disadvantages: - Limited output voltage range (1.8V) - SOT-23-5 package may require careful handling during assembly

Working Principles

The MAX6865UK18D4S+T is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The MAX6865UK18D4S+T is commonly used in various applications, including but not limited to:

1. Battery-powered devices: Provides a stable 1.8V supply voltage for microcontrollers, sensors, and other low-power components.
2. Portable consumer electronics: Suitable for powering audio amplifiers, display modules, and other portable devices requiring a regulated voltage.
3. Industrial control systems: Can be used in automation equipment, motor control circuits, and other industrial applications where a stable voltage is essential.

Detailed and Complete Alternative Models

1. MAX6865UK18D4S+T: The specific model discussed in this entry.
2. MAX6865UK18D3S+T: Similar to the above model, but with an output voltage of 1.8V.
3. MAX6865UK18D2S+T: Another variant with an output voltage of 1.8V, but with different pin configuration.

These alternative models provide similar functionality but may have slight differences in specifications or pin configuration.

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