S-1206B51-U3T1U

Basic Information Overview

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

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage: 1.8V
• Output Current: 600mA
• Quiescent Current: 30µA (typical)
• Switching Frequency: 1.2MHz (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. FB: Feedback Pin
5. VOUT: Output Voltage

Functional Features

• High Efficiency: The S-1206B51-U3T1U offers high efficiency conversion, minimizing power loss.
• Low Power Consumption: With a quiescent current of only 30µA, it ensures low power consumption during standby or light load conditions.
• Fast Transient Response: It provides a fast response to load changes, maintaining stable output voltage.
• Short Circuit Protection: The device incorporates short circuit protection, safeguarding the circuit from damage.

Advantages

• Compact Size: The SOT-23-5 package allows for space-saving integration into various applications.
• Wide Input Voltage Range: It can operate within a wide input voltage range, making it suitable for diverse power supply designs.
• Easy Integration: The device is easy to integrate into existing circuits due to its simple pin configuration.
• Cost-Effective: Its competitive pricing makes it an economical choice for voltage regulation needs.

Disadvantages

• Limited Output Current: The maximum output current of 600mA may not be sufficient for high-power applications.
• Temperature Sensitivity: The device's performance may be affected by extreme temperature conditions.

Working Principles

The S-1206B51-U3T1U is a step-down DC-DC converter that utilizes pulse width modulation (PWM) to regulate the output voltage. It operates by switching the input voltage on and off at a high frequency, which is then filtered to provide a stable output voltage. The feedback pin (FB) monitors the output voltage and adjusts the duty cycle of the internal switch to maintain the desired output voltage.

Detailed Application Field Plans

The S-1206B51-U3T1U is commonly used in various electronic devices and systems, including: - Portable Consumer Electronics - Battery-Powered Devices - IoT Applications - Wearable Devices - Industrial Control Systems

Detailed and Complete Alternative Models

• S-1206B33-M3T1G
• S-1206B42-U3T1G
• S-1206B51-M3T1G
• S-1206B60-U3T1G
• S-1206B70-M3T1G

These alternative models offer similar functionality and characteristics, providing flexibility in design choices.

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