S-1155B31-U5T1G

Basic Information Overview

• Category: Electronic Component
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: Surface Mount Technology (SMT)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: Adjustable from 0.8V to 5.5V
• Output Current: Up to 3A
• Efficiency: Up to 95%
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The S-1155B31-U5T1G has the following pin configuration:

| Pin Number | Pin Name | Function | |------------|----------|----------| | 1 | VIN | Input Voltage | | 2 | GND | Ground | | 3 | EN | Enable Control | | 4 | FB | Feedback Voltage | | 5 | VOUT | Output Voltage |

Functional Features

• Wide input voltage range allows for versatile applications.
• Adjustable output voltage provides flexibility in power management.
• High efficiency ensures minimal power loss.
• Low power consumption contributes to energy-saving designs.
• Enable control allows for easy on/off switching.

Advantages

• Compact surface mount package saves board space.
• High efficiency reduces heat dissipation requirements.
• Wide input voltage range accommodates various power sources.
• Adjustable output voltage suits different system requirements.
• Low power consumption extends battery life in portable devices.

Disadvantages

• Limited output current may not be suitable for high-power applications.
• Requires external components for proper operation.
• Not suitable for extreme temperature environments.

Working Principles

The S-1155B31-U5T1G is a voltage regulator that converts an input voltage to a regulated output voltage. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is first filtered and then fed into the internal control circuitry. The feedback voltage is compared with a reference voltage, and the control circuit adjusts the duty cycle of the internal switch to maintain the desired output voltage. This switching action allows for efficient power conversion.

Detailed Application Field Plans

The S-1155B31-U5T1G can be used in various applications, including: 1. Portable electronic devices such as smartphones and tablets. 2. Industrial automation systems. 3. Automotive electronics. 4. Power supplies for computer peripherals. 5. Battery-powered equipment.

Detailed and Complete Alternative Models

1. S-1155B30-U5T1G: Similar specifications but with a fixed output voltage of 3.3V.
2. S-1155B32-U5T1G: Higher output current capability of up to 5A.
3. S-1155B33-U5T1G: Lower input voltage range suitable for battery-powered applications.

These alternative models provide options based on specific requirements and system constraints.

In conclusion, the S-1155B31-U5T1G is a versatile voltage regulator with a wide input voltage range and adjustable output voltage. Its high efficiency and low power consumption make it suitable for various applications. However, it has limitations in terms of output current and operating temperature range. Engineers can consider alternative models based on their specific needs.