LT1175IS8-5

series introduction

# LT1175IS8 - 5 Product Series Introduction

## 1. Overview
The LT1175IS8 - 5 belongs to a specialized product series that offers high - performance voltage regulation solutions. This series is designed to meet the demanding requirements of various electronic applications, providing stable and reliable power management.

## 2. Key Features

### 2.1 Output Voltage
The "5" in LT1175IS8 - 5 indicates that it is specifically configured to provide a fixed output voltage of 5V. This precise output voltage is crucial for powering a wide range of components such as microcontrollers, digital integrated circuits, and other low - voltage devices that require a stable power supply to operate correctly.

### 2.2 Low Dropout Voltage
One of the standout features of the LT1175IS8 - 5 is its low dropout voltage. Dropout voltage is the minimum difference between the input voltage and the output voltage required for the regulator to maintain a stable output. A low dropout voltage means that the regulator can operate efficiently even when the input voltage is only slightly higher than the output voltage. For example, in battery - powered applications, as the battery voltage gradually decreases over time, the LT1175IS8 - 5 can still provide a stable 5V output until the battery voltage drops to a very low level, thereby extending the battery life.

### 2.3 High Output Current Capability
This product series is capable of delivering a relatively high output current. It can supply sufficient power to drive multiple components simultaneously. This high - current capability makes it suitable for applications where multiple power - hungry devices need to be powered from a single regulator, such as in small - scale embedded systems or portable electronic devices with multiple peripherals.

### 2.4 Thermal Performance
The LT1175IS8 - 5 is designed with good thermal characteristics. It has built - in thermal protection mechanisms to prevent overheating. In high - power or high - ambient - temperature environments, the thermal protection feature ensures the safety and reliability of the regulator by automatically reducing the output current or shutting down the device if the temperature exceeds a certain threshold.

### 2.5 Low Noise Operation
In applications where noise can interfere with the performance of sensitive electronic components, the LT1175IS8 - 5 offers low - noise operation. It minimizes electrical noise in the output voltage, which is essential for applications such as audio circuits, sensor interfaces, and communication systems, where a clean power supply is required to ensure accurate signal processing.

## 3. Package and Pin Configuration
The "IS8" in the product name refers to the specific package type. The LT1175IS8 - 5 is typically available in an 8 - pin surface - mount package. This package is compact, which is beneficial for space - constrained applications such as printed circuit boards (PCBs) in mobile devices or small - form - factor electronics.

The pin configuration of the LT1175IS8 - 5 is carefully designed to facilitate easy integration into circuits. The pins are dedicated to functions such as input voltage connection, output voltage connection, ground, and enable/disable control. This clear pin assignment simplifies the circuit design process and reduces the chances of wiring errors.

## 4. Applications

### 4.1 Consumer Electronics
In consumer electronics such as smartphones, tablets, and portable media players, the LT1175IS8 - 5 can be used to power various internal components. For example, it can provide a stable 5V supply to the USB interface, ensuring reliable data transfer and charging functions. It can also power the display driver circuits, which require a clean and stable power source for proper operation.

### 4.2 Industrial Control Systems
Industrial control systems often require precise and stable power

Images for reference

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Datasheets

• LT1175
• PDF 2

Partlist