S-1206B18-U3T1U

Basic Information Overview

• Category: Electronic Component
• Use: Voltage Regulator
• Characteristics: Small size, high efficiency, low power consumption
• Package: SOT-23-6
• Essence: Step-down voltage regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Output Current: 200mA
• Dropout Voltage: 150mV at 100mA
• Quiescent Current: 30µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. FB (Feedback)
5. VOUT (Output Voltage)
6. NC (No Connection)

Functional Features

• Step-down voltage regulation
• Low dropout voltage
• High efficiency up to 90%
• Thermal shutdown protection
• Short-circuit current limit
• Enable pin for power management control

Advantages

• Small form factor suitable for space-constrained applications
• Low power consumption extends battery life
• Wide input voltage range allows flexibility in power supply selection
• Excellent load and line regulation ensures stable output voltage
• Built-in protection features enhance system reliability

Disadvantages

• Limited output current may not be suitable for high-power applications
• Requires external components for proper operation
• Sensitivity to input voltage fluctuations may affect performance

Working Principles

The S-1206B18-U3T1U is a step-down voltage regulator that converts a higher input voltage to a lower output voltage. It utilizes a switching regulator topology to achieve high efficiency and low power dissipation. The regulator operates by rapidly switching an internal transistor on and off, controlling the energy flow to maintain a stable output voltage.

Detailed Application Field Plans

The S-1206B18-U3T1U is commonly used in various electronic devices that require a stable and regulated power supply. Some typical applications include: - Battery-powered devices such as portable audio players and handheld gaming consoles - IoT (Internet of Things) devices - Wearable devices - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

• S-1206B33-U3T1U: Step-down voltage regulator with 3.3V output voltage and higher output current capability.
• S-1206B05-U3T1U: Step-down voltage regulator with 5V output voltage and lower dropout voltage.
• S-1206B12-U3T1U: Step-down voltage regulator with 12V output voltage and wider input voltage range.

(Note: The above alternative models are just examples and not an exhaustive list.)

This entry provides an overview of the S-1206B18-U3T1U voltage regulator, including its basic information, specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.