S-1206B44-U3T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: High Efficiency, Low Dropout Voltage
• Package: SOT-23-5
• Essence: Step-Down Linear Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.0V
• Output Voltage: 1.8V
• Maximum Output Current: 200mA
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1206B44-U3T1U has a total of five pins: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. FB (Feedback) 5. VOUT (Output Voltage)

Functional Features

• High efficiency with low dropout voltage ensures minimal power loss.
• Built-in overcurrent protection safeguards the device and connected components.
• Thermal shutdown feature prevents overheating and damage.
• Enable pin allows for easy on/off control.
• Small package size makes it suitable for space-constrained applications.

Advantages and Disadvantages

Advantages

• High efficiency results in longer battery life.
• Low dropout voltage enables stable output even with low input voltage.
• Overcurrent protection enhances system reliability.
• Thermal shutdown prevents damage due to excessive heat.
• Easy on/off control with the enable pin.
• Compact package size facilitates integration into small devices.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Input voltage range is relatively narrow compared to other regulators.
• Quiescent current may drain the battery in low-power applications.

Working Principles

The S-1206B44-U3T1U is a step-down linear regulator that converts a higher input voltage to a lower output voltage. It achieves this by using a series pass transistor and a feedback mechanism to regulate the output voltage. The enable pin allows the user to control the device's operation, while the overcurrent protection and thermal shutdown features ensure safe and reliable operation.

Detailed Application Field Plans

The S-1206B44-U3T1U is commonly used in various electronic devices where a stable and regulated voltage supply is required. Some typical application fields include: - Battery-powered devices such as portable audio players and handheld gaming consoles. - IoT devices and sensors that operate on low power. - Wearable devices like fitness trackers and smartwatches. - Consumer electronics such as digital cameras and smartphones. - Industrial equipment and automation systems.

Detailed and Complete Alternative Models

• S-1206B33-U3T1U: Output Voltage - 3.3V, Maximum Output Current - 200mA
• S-1206B50-U3T1U: Output Voltage - 5.0V, Maximum Output Current - 200mA
• S-1206B18-U3T1U: Output Voltage - 1.8V, Maximum Output Current - 100mA

These alternative models offer different output voltages while maintaining similar characteristics and package options.

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