MAX6865UK31D4S+T

Product Overview

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

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.1V
• Maximum Output Current: 150mA
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 1.5µA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX6865UK31D4S+T has a total of five pins in the SOT-23-5 package:

1. GND: Ground connection
2. IN: Input voltage pin
3. FB: Feedback pin for setting the output voltage
4. EN: Enable pin for turning the regulator on/off
5. OUT: Output voltage pin

Functional Features

• Low dropout voltage ensures stable output even with small input-output differentials.
• Ultra-low quiescent current minimizes power consumption during standby or idle modes.
• Excellent line and load regulation characteristics provide a stable output voltage under varying conditions.
• Thermal shutdown and current limit protection features ensure safe operation.

Advantages and Disadvantages

Advantages: - Low dropout voltage allows for efficient regulation even with low input voltages. - Ultra-low quiescent current extends battery life in portable applications. - Small package size enables space-saving designs. - Wide operating temperature range allows for use in various environments.

Disadvantages: - Limited maximum output current may not be suitable for high-power applications. - SOT-23-5 package may require additional care during soldering due to its small size.

Working Principles

The MAX6865UK31D4S+T is a voltage regulator that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage of 3.1V. It utilizes a low dropout architecture, which means it can maintain a stable output voltage even when the input voltage is close to the desired output voltage. The regulator achieves this by using a pass transistor that adjusts its resistance to compensate for any voltage drop across it.

The device also features ultra-low quiescent current, which refers to the current consumed by the regulator itself when no load is connected. This characteristic makes it ideal for battery-powered applications where power efficiency is crucial during standby or idle modes.

Detailed Application Field Plans

The MAX6865UK31D4S+T is commonly used in various electronic devices and systems, including but not limited to:

1. Portable consumer electronics (e.g., smartphones, tablets, portable media players) - Due to its low power consumption and small package size, it is well-suited for prolonging battery life in these devices.
2. IoT (Internet of Things) devices - The regulator's wide operating temperature range makes it suitable for IoT applications deployed in harsh environments.
3. Industrial control systems - Its stable output voltage and protection features make it reliable for powering microcontrollers, sensors, and other components in industrial settings.

Detailed and Complete Alternative Models

1. MAX6865UK31D4S+: Similar to the MAX6865UK31D4S+T, but without the tape and reel packaging.
2. MAX6865UK31D4S: Same specifications as the MAX6865UK31D4S+T, but in a different package (SC-70-5).

These alternative models provide flexibility in terms of packaging options and can be chosen based on specific application requirements.

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