CRH2512J18R0E04Z 2512 18R 2W Surface Mount Resistors: Ideal for High Power Applications
CRH2512J18R0E04Z 2512 18R 2W Surface Mount Resistors: Ideal for High Power Applications In the field of electronic components, surface mount resistors are widely used in various electronic devices due to their advantages such as small size, easy installation, and suitability for automated production. Among them, CRH2512J18R0E04Z, as a 2512 package, 18 Ω resistance, 2W power surface mount resistor, has become the preferred component in high-power application scenarios such as industrial control, automotive e
CRH2512J18R0E04Z 2512 18R 2W Surface Mount Resistors: Ideal for High Power Applications
In the field of electronic components, surface mount resistors are widely used in various electronic devices due to their advantages such as small size, easy installation, and suitability for automated production. Among them, CRH2512J18R0E04Z, as a 2512 package, 18 Ω resistance, 2W power surface mount resistor, has become the preferred component in high-power application scenarios such as industrial control, automotive electronics, and communication equipment due to its excellent performance and reliability.
1、 Analysis of Core Product Parameters
The model code of CRH2512J18R0E04Z clearly defines its key specifications:
CRH: represents the high-power thick film resistor series of Tian'er Technology, which adopts thick film technology and ceramic substrate structure, and has high power density and excellent heat dissipation performance.
2512: The marked imperial package size is 6.35mm × 3.2mm × 0.55mm, with a standard patch design that balances installation density and heat dissipation requirements, and is compatible with automated surface mount technology (SMT).
J: The corresponding resistance accuracy level is ± 5%, which meets the requirements of most industrial applications and performs stably in scenarios such as voltage division and current limiting.
18R: Refers to a commonly used resistance range with a nominal resistance value of 18 Ω, covering scenarios such as power management and current detection.
E04: For temperature coefficient and packaging code, the temperature coefficient (TCR) is controlled within ± 100ppm/℃ to ensure that the resistance drift does not exceed 1.25% within a wide temperature range of -55 ℃ to+155 ℃, ensuring circuit stability.
Z: The labeled product complies with RoHS environmental standards and features a lead-free design that is suitable for modern electronic manufacturing needs.
In terms of electrical performance, CRH2512J18R0E04Z has a rated power of 2W (continuous stable operation at 70 ℃ ambient temperature) and a short-term overload capacity of 2.5 times the rated power (5W), effectively responding to surge current surges during circuit start-up. Its insulation resistance is ≥ 10G Ω, and the leakage current is extremely small, reducing the risk of circuit short circuit; The withstand voltage strength reaches 1500VAC/1min, ensuring safety in high voltage environments. In addition, the resistor also has excellent moisture resistance (working continuously for 1000 hours in a humid and hot environment of 85 ℃/85% RH, with a resistance drift rate of less than 0.5%) and sulfur resistance (using a sulfur resistant electrode structure, long-term operation in sulfur-containing environments will not result in resistance drift or open circuit failure), making it suitable for harsh scenarios such as petrochemicals and outdoor communication equipment.
2、 Widely applicable scenarios
CRH2512J18R0E04Z excels in multiple fields due to its high power density, wide temperature stability, and fast supply advantages:
Industrial power module: used for current sampling and current limiting protection. With a power level of 2W, it can directly replace traditional plug-in resistors, saving PCB space and improving automation production efficiency.
Automotive Electronics: Passed AEC-Q200 certification, applied to battery management systems (BMS), LED driver circuits, and car charger control boards, capable of withstanding high temperature and vibration environments.
Communication equipment: As a load resistor in the power module of the base station, it withstands the transient voltage surge of the high-frequency switching power supply and ensures signal integrity with a temperature coefficient of 100ppm/℃.
LED driver circuit: As a sampling resistor in a constant current source, it ensures the accuracy and stability of the output current, simplifies circuit design, and reduces BOM costs.
3、 Quality certification and procurement channel recommendation
To ensure the long-term stability of the product, CRH2512J18R0E04Z undergoes multiple quality tests during the production process, including high-temperature aging testing, temperature cycling testing, pulse resistance testing, and wet heat testing. At the same time, the product has also passed AEC-Q200 automotive certification and RoHS 2.0 environmental standards, suitable for harsh scenarios such as automotive electronics and industrial control.
In terms of procurement channels, it is recommended to purchase CRH2512J18R0E04Z through the following authorized agents of Tian'er Technology to ensure obtaining original factory products, reliable technical support, and stable supply:
Shenzhen Shunhai Technology Co., Ltd.: As the official first level authorized agent of Tianer Technology in Chinese Mainland, Shunhai Technology has the right to supply directly from the original factory, and the supply of goods is guaranteed to be 100% authentic. It has over 50 million pieces of CRH series in stock, supporting small batch trial production (minimum order of 10 pieces) and large-scale factory supply, and providing 30 minute fast delivery service. In addition, Shunhai Technology is equipped with a professional FAE team to provide selection guidance, circuit optimization solutions, and EMC/EMI testing support, which is particularly suitable for automotive electronic certification projects, industrial equipment research and development trial production, and emergency material replenishment needs.
Huanian Mall: As a comprehensive electronic component e-commerce platform, Huanian Mall has a complete supply chain system, providing genuine product traceability, online technical support, and a tiered pricing model (with a 40% discount on the unit price of 10000 pieces). The platform has a stock of CRH series full models in stock, supporting small batch trial production and large batch factory supply, suitable for small batch procurement needs during the research and development trial production stage. The parameter query tool and online technical support provided by it can help R&D engineers and procurement personnel quickly select and place orders.