PTCCL09H471DBE

Radial PTC thermistors with 2.5 ohms resistance for circuit protection

Manufacturer: ['vishay', 'vishay-bc-components']

series introduction

# Introduction to the PTCCL09H471DBE Product Series

## 1. Overview
The PTCCL09H471DBE product series represents a cutting - edge line of electronic components that have been engineered to meet the diverse and demanding requirements of modern electronic applications. These components are designed with precision and incorporate advanced technologies to ensure high performance, reliability, and efficiency.

## 2. Product Naming Convention
Let's break down the product code "PTCCL09H471DBE" to understand its significance:
- **PTC**: This typically stands for Positive Temperature Coefficient. PTC components have a characteristic where their resistance increases with an increase in temperature. This property makes them useful in various applications such as over - current protection and temperature sensing.
- **CL**: It might represent a specific product class or line within the manufacturer's portfolio, indicating a set of common features or design concepts.
- **09**: This could be a model number or a code that represents a particular size, form factor, or performance level within the series.
- **H**: It may denote a specific variant or a high - performance version of the basic design.
- **471**: In the context of electronic components, this is likely a value code. For example, in resistors, the first two digits are significant figures, and the third digit is the multiplier. So, 471 could represent a value of 470 (47 x 10^1).
- **DBE**: This is likely a suffix that indicates additional features, such as a specific packaging type, a particular manufacturing process, or compliance with certain industry standards.

## 3. Key Features

### Electrical Characteristics
- **Resistance and Tolerance**: The PTCCL09H471DBE series offers a precisely defined resistance value, with a tight tolerance range. This ensures consistent performance in circuits where accurate resistance values are crucial. For example, in voltage - dividing circuits or signal - conditioning applications, the stable resistance helps in maintaining the desired electrical parameters.
- **Temperature Coefficient**: As a PTC component, it has a positive temperature coefficient. This means that as the temperature rises, the resistance of the component increases. This property can be utilized for self - regulating heating elements or as a current - limiting device. When an over - current situation occurs, the increased temperature causes the resistance to go up, thereby reducing the current flow and protecting the circuit.
- **Power Rating**: The series is designed to handle a specific power rating. This indicates the maximum amount of power that the component can dissipate without getting damaged. A higher power rating allows the component to be used in applications where there is a relatively large amount of power flowing through the circuit, such as in power supplies or high - current load circuits.

### Physical Characteristics
- **Size and Form Factor**: The components in the PTCCL09H471DBE series are available in a compact and standardized size. This makes them easy to integrate into printed circuit boards (PCBs) of various sizes and designs. The small form factor also helps in reducing the overall footprint of the electronic device, which is especially important in portable and space - constrained applications.
- **Package Type**: They come in a specific package type, which provides mechanical protection and electrical isolation. The package is designed to ensure good heat dissipation, which is essential for maintaining the component's performance and reliability over time.

## 4. Applications

### Consumer Electronics
- **Mobile Devices**: In smartphones and tablets, the PTCCL09H471DBE series can be used for over - current protection in the battery charging circuits. It helps prevent excessive current from flowing into the battery, which could damage the battery or cause safety hazards.
- **Home Appliances**: For

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PTCCL Series

PTCCL Series

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Datasheets

Partlist

PTCCL09H471DBE