S-1206B50-U3T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: Low Dropout, High Efficiency
• 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: 3.3V
• Maximum Output Current: 200mA
• Dropout Voltage: 150mV (typical)
• Quiescent Current: 30µA (typical)
• Line Regulation: ±0.05% (typical)
• Load Regulation: ±0.1% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. NC: No Connection
5. VOUT: Output Voltage

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Excellent line and load regulation for stable output voltage.
• Ultra-low quiescent current prolongs battery life.
• Thermal shutdown protection prevents overheating.
• Short-circuit current limiting protects the device from damage.

Advantages

• Compact SOT-23-5 package saves board space.
• Wide input voltage range allows flexibility in various applications.
• High efficiency minimizes power dissipation.
• Low dropout voltage enables operation with low input voltages.
• Excellent line and load regulation ensures stable output.

Disadvantages

• Limited maximum output current may restrict certain high-power applications.
• Not suitable for applications requiring higher output voltages.

Working Principles

The S-1206B50-U3T1U is a step-down linear regulator that converts a higher input voltage to a lower output voltage. It utilizes a pass transistor and feedback circuitry to regulate the output voltage. When the input voltage exceeds the desired output voltage, the pass transistor adjusts its resistance to maintain a constant output voltage.

Detailed Application Field Plans

The S-1206B50-U3T1U is commonly used in battery-powered devices, such as portable electronics, IoT devices, and wearable technology. It is suitable for applications where a stable 3.3V power supply is required, such as microcontrollers, sensors, and low-power wireless modules.

Detailed and Complete Alternative Models

• S-1206B33-U3T1U: Output Voltage - 3.3V, Maximum Output Current - 200mA
• S-1206B25-U3T1U: Output Voltage - 2.5V, Maximum Output Current - 200mA
• S-1206B18-U3T1U: Output Voltage - 1.8V, Maximum Output Current - 200mA

These alternative models offer different output voltages while maintaining similar specifications and characteristics to the S-1206B50-U3T1U.

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