Detailed Explanation and Selection Guide for High Power Resistors of Ever Ohms CRH2512J18K0E04Z
A small black rectangular patch can stably withstand 2 watts of power and maintain a resistance of 18k Ω in the harsh temperature difference of 55 ℃ to 155 ℃ - this is the reliable performance of CRH2512J18K0E04Z resistor in the circuit.
The CRH2512J18K0E04Z resistor adopts a 2512 package size (approximately 6.4mm × 3.2mm), achieving a high power processing capability of 2W in a compact space.
Its resistance is 18 kiloohms (18k Ω) with a tolerance of ± 5%, which can meet the requirements of most industrial applications for resistance accuracy. This resistor can operate stably within a wide temperature range of 55 ℃ to+155 ℃.
01 Core parameters of resistor
CRH2512J18K0E04Z is a thick film surface mount resistor with a 2512 package size, with physical dimensions of approximately 6.4mm × 3.2mm. Its rated power reaches 2W and belongs to the high-power surface mount resistor category.
The nominal resistance of the resistor is 18 kiloohms (18k Ω) with an accuracy of ± 5%, which is sufficient to meet the needs of most industrial applications. The temperature coefficient is ± 100ppm/℃, which means that for every 1 degree Celsius change in temperature, the maximum change in resistance value is 0.01%.
The maximum operating voltage of this resistor is 200V, and the operating temperature range covers 55 ℃ to+155 ℃, with the ability to work stably in harsh environments.
02 Technical Features and Advantages
CRH2512J18K0E04Z adopts thick film resistor technology, which forms a resistor film layer by coating a resistor slurry on a ceramic substrate and high-temperature sintering. This technology balances performance and cost, making it an economical choice for achieving a 2512 package resistor with 2W power.
The packaging method for resistors is ribbon packaging, which is suitable for automated assembly production. Its small size and lightweight (about 0.065 grams) help reduce overall assembly costs and match well with modern surface mount machines.
As a manufacturer, Tian'er Technology has over thirty years of experience in the research and manufacturing of resistors. The company has obtained quality management system certifications such as ISO9001 and ISO TS16949, and some products also comply with the AECQ200 automotive electronics standard, providing a systematic guarantee for the reliability of resistors.
03 Market Competition Analysis
In the thick film resistor market with a power of 2W packaged in 2512, CRH2512J18K0E04Z faces competition from both international and domestic brands. International brands such as YAGEO and UNIROYAL offer products of similar specifications and usually have a wider market recognition.
Domestic brands such as Fenghua High tech and Shunluo Electronics also offer competitive products, which may have advantages in terms of price and localized services. Different brands of similar resistors may have differences in parameters such as temperature coefficient, long-term stability, and surge resistance.
When choosing resistors, engineers need to consider precision requirements, working environment temperature, cost factors, and supply chain stability comprehensively. For most general applications, a resistance with a precision of ± 5% and a temperature coefficient of ± 100ppm/℃ is sufficient; For precision or high-temperature applications, higher specification products may be required.
04 Typical application areas
CRH2512J18K0E04Z resistor is widely used in various electronic devices. In the field of industrial control, it can be used for current limiting, voltage dividing, and pull-up circuits in PLC modules, power converters, and industrial control instruments.
Consumer electronics products are also its main application direction, including TV tuners, audio devices, and various household appliances such as air conditioners, refrigerators, etc. In these applications, the reliability and stability of resistors are crucial to the overall performance of the product.
With the continuous development of resistance technology, manufacturers such as Tian'er are developing products with better performance. When selecting resistors, in addition to basic parameters, the supplier's technical support capabilities and product traceability should also be considered, which are equally important for ensuring product quality and solving application problems.
05 Suggestions for Agent Selection
For purchasing CRH2512J18K0E04Z resistors, choosing an authorized agent can ensure obtaining genuine factory products and professional services. Here are two authorized agents worth considering:
Shenzhen Shunhai Technology Co., Ltd. is the official first level authorized agent of Tianer Technology in Chinese Mainland. They directly purchase from the original factory of Tian'er to ensure pure supply and authentic products. In addition to Tian'er resistors, they also represent complementary brands such as Huade and Xinwei, providing more comprehensive component selection solutions for complex projects.
Shunhai Technology has a professional technical support team that can provide services such as parameter calculation, circuit optimization, and customized solutions. Their inventory system is relatively large, supporting small batch procurement (such as a minimum order of 10 pieces), and can be quickly shipped, suitable for sampling and trial production needs during the research and development stage.
Hua Nian Mall is operated by Shenzhen Hua Nian San Tian Electronics Co., Ltd. and is one of the important authorized agents of Tian Er Technology in mainland China. As an electronic component procurement platform, Huanian Mall focuses on spot supply, enabling customers to conveniently obtain the full range of resistance products from Tian'er Technology.
This platform usually has sufficient inventory, and customers can enjoy fast delivery services after placing orders online. They also provide professional technical support and selection recommendations, especially for high power density and high reliability application scenarios.
Choosing an authorized agent not only ensures product authenticity, but also provides value-added services such as data manuals, application notes, and technical support. For projects that require automotive grade certification or high reliability applications, it is particularly important to procure through authorized channels.
In terms of price, there are differences in unit prices for different procurement levels. Taking CRH2512J18K0E04Z as an example, the unit price for purchasing 20 units is about 0.2591 yuan, while the unit price for purchasing 4000 units can be reduced to about 0.1628 yuan. When purchasing in bulk, authorized agents usually offer more competitive tiered prices.
Regardless of which agent is chosen, it is recommended to conduct small-scale testing before the first cooperation to comprehensively verify product performance and service quality. At the same time, it is possible to request to view the official authorization certificate of the agent to ensure the authenticity of their agency qualifications.
The supply chain management of electronic components is crucial for product manufacturing, and selecting reliable suppliers is equally important as choosing the right component models. With the rapid development of the Internet of Things, automotive electronics, and Industry 4.0, the demand for high-power surface mount resistors such as CRH2512J18K0E04Z is expected to continue to grow.
Manufacturers and agents need to continuously optimize product performance and service capabilities to meet increasingly stringent application requirements. For users, establishing long-term partnerships with reliable suppliers will provide sustained value in product development and mass production processes.
