MAX6822RUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current, Adjustable Output Voltage
• Package: SOT-23-5
• Essence: The MAX6822RUK+T is a low dropout voltage regulator IC designed to provide a stable output voltage from a higher input voltage source.
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage Range: 1.25V to 5.5V
• Dropout Voltage: 120mV at 100mA load current
• Quiescent Current: 40µA typical
• Output Current: Up to 150mA
• Line Regulation: 0.02%/V
• Load Regulation: 0.05%/mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX6822RUK+T has a SOT-23-5 package with the following pin configuration:

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• Pin 1: GND (Ground)
• Pin 2: IN (Input Voltage)
• Pin 3: BYP (Bypass Capacitor)
• Pin 4: FB (Feedback)
• Pin 5: OUT (Output Voltage)

Functional Features

• Low dropout voltage allows operation with small voltage differentials between input and output.
• Low quiescent current ensures minimal power consumption in standby or idle mode.
• Adjustable output voltage provides flexibility in various applications.
• Thermal shutdown and current limit protection features enhance reliability.

Advantages and Disadvantages

Advantages: - Low dropout voltage enables efficient power conversion. - Adjustable output voltage allows customization for specific requirements. - Small package size makes it suitable for space-constrained designs. - Thermal shutdown and current limit protection enhance system reliability.

Disadvantages: - Limited output current may not be sufficient for high-power applications. - SOT-23-5 package may require additional thermal management for certain operating conditions.

Working Principles

The MAX6822RUK+T is a linear voltage regulator that uses a PNP pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage, and adjusts the pass transistor accordingly to maintain a stable output voltage. The bypass capacitor (BYP) helps improve stability and transient response.

Detailed Application Field Plans

The MAX6822RUK+T can be used in various applications, including but not limited to: 1. Battery-powered devices 2. Portable consumer electronics 3. Industrial control systems 4. Automotive electronics 5. Medical equipment

Alternative Models

Here are some alternative models that offer similar functionality to the MAX6822RUK+T: - LM1117-ADJ - LT1763-ADJ - MCP1700-ADJ

These alternatives provide comparable performance and are available in different packages to suit specific design requirements.

In conclusion, the MAX6822RUK+T is a versatile low dropout voltage regulator IC that offers adjustable output voltage, low quiescent current, and thermal protection features. It finds applications in various fields such as battery-powered devices, consumer electronics, and industrial control systems.