SP6641AEK-L-3-3/TR

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Fixed Output Voltage
• Package: SOT-223
• Essence: Regulates input voltage to a fixed output voltage level
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Dropout Voltage: 0.25V at 1A
• Maximum Output Current: 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The SP6641AEK-L-3-3/TR has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output voltage differentials.
• Fixed output voltage eliminates the need for external resistors or adjustments.
• Excellent line and load regulation provide stable output voltage under varying conditions.
• Thermal shutdown and current limit protection ensure safe operation.

Advantages

• Compact SOT-223 package allows for easy integration into space-constrained designs.
• Wide input voltage range enables compatibility with various power sources.
• Low dropout voltage minimizes power dissipation and improves efficiency.
• Fixed output voltage simplifies circuit design and reduces component count.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

The SP6641AEK-L-3-3/TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage.

Detailed Application Field Plans

The SP6641AEK-L-3-3/TR is commonly used in various electronic devices, including: - Battery-powered devices - Portable audio players - Wireless communication systems - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• SP6640AEK-L-2-5/TR: 2.5V fixed output voltage, SOT-223 package
• SP6642AEK-L-5-0/TR: 5.0V fixed output voltage, SOT-223 package
• SP6643AEK-L-1-8/TR: 1.8V fixed output voltage, SOT-223 package
• SP6644AEK-L-2-0/TR: 2.0V fixed output voltage, SOT-223 package

(Note: This list is not exhaustive and there may be other alternative models available.)

In conclusion, the SP6641AEK-L-3-3/TR is a voltage regulator IC that provides a fixed output voltage of 3.3V. It offers low dropout voltage, excellent line and load regulation, and thermal protection. With its compact package and wide input voltage range, it is suitable for various applications in different industries. Alternative models with different fixed output voltages are also available.