SP6641BEK-L-3-3

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low Dropout Voltage Regulator
• Package: SOT-23-5
• Essence: Voltage Regulator IC
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 3.3V
• Dropout Voltage: 200mV at 100mA
• Maximum Output Current: 150mA
• Quiescent Current: 50µA
• Line Regulation: ±0.05%
• Load Regulation: ±0.1%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

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

Functional Features

• Low dropout voltage for efficient power management.
• Stable output voltage with low ripple and noise.
• Built-in thermal shutdown protection.
• Short-circuit current limit for overcurrent protection.
• Enable pin for easy on/off control.

Advantages

• Wide input voltage range allows flexibility in various applications.
• Low quiescent current minimizes power consumption.
• Small package size enables space-saving designs.
• Excellent line and load regulation ensures stable output voltage.
• Thermal shutdown protection prevents damage due to overheating.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Dropout voltage of 200mV may affect efficiency in low battery voltage scenarios.

Working Principles

The SP6641BEK-L-3-3 is a low dropout voltage regulator IC designed to provide a stable output voltage of 3.3V from an input voltage range of 2.5V to 6.0V. It utilizes a pass transistor to regulate the output voltage by maintaining a small voltage difference between the input and output. The enable pin allows easy control of the regulator's operation, while the built-in thermal shutdown protection and short-circuit current limit ensure safe and reliable operation.

Detailed Application Field Plans

The SP6641BEK-L-3-3 is commonly used in various battery-powered devices, such as portable electronics, IoT devices, and wireless communication modules. Its low dropout voltage and low quiescent current make it suitable for applications where power efficiency is crucial. Some specific application areas include: - Wearable devices - Smart home automation systems - Medical devices - Industrial sensors

Detailed and Complete Alternative Models

• SPX3819M5-L-3-3: Low Dropout Voltage Regulator, SOT-23-5 package, 3.3V output voltage.
• MCP1700-3302E/TO: Low Quiescent Current LDO Regulator, TO-92 package, 3.3V output voltage.
• LP2985-33DBVR: Micropower Voltage Regulator, SOT-23-5 package, 3.3V output voltage.

Note: This is not an exhaustive list, and there are several other alternative models available in the market.

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