CRH2512J27R04Z 2512 27R 2W Resistance Performance Index Detailed Explanation

CRH2512J27R0E04Z is a high-power thick film surface mount resistor under Ever Ohms, designed for high load scenarios such as industrial power supplies, driver circuits, and automotive electronics. It is packaged in 2512 to achieve a rated power of 2W, while also considering space adaptation and heat dissipation capabilities. It is the preferred device for medium to high power circuits.

CRH2512J27R04Z 2512 27R 2W Resistance Performance Index Detailed Explanation
CRH2512J27R0E04Z is a high-power thick film surface mount resistor under Ever Ohms, designed for high load scenarios such as industrial power supplies, driver circuits, and automotive electronics. It is packaged in 2512 to achieve a rated power of 2W, while also considering space adaptation and heat dissipation capabilities. It is the preferred device for medium to high power circuits.
1、 Model code and basic parameters
CRH2512J27R0E04Z model code is clear and corresponds to product specifications: CRH represents the Tian Er high-power thick film resistor series; 2512 is a standard surface mount package with metric dimensions of 6.4mm × 3.2mm × 0.55mm, providing sufficient heat dissipation space for 2W power; J represents resistance accuracy of ± 5%; 27R0 is the nominal resistance value of 27 Ω; E04Z is the original factory specification code, indicating temperature coefficient, packaging, and RoHS environmental certification.
2、 Core electrical performance indicators
Rated power: 2W (at 70 ℃ ambient temperature), high power density, suitable for miniaturized high-power design; When the ambient temperature exceeds 70 ℃, the power consumption should be reduced according to the derating curve to ensure long-term stability.
Resistance accuracy: ± 5% (J level), meeting the requirements of industrial general circuit voltage division, current limiting, and load matching, while balancing accuracy and cost.
Temperature coefficient (TCR): ± 100ppm/℃, with a resistance deviation of only 0.01% for every 1 ℃ temperature change. The temperature drift is extremely low, and the resistance stability is excellent over a wide temperature range.
Working voltage: Maximum working voltage of 200V, instantaneous withstand voltage of 3000V, insulation resistance ≥ 10G Ω, suitable for medium and low voltage circuit design.
Working temperature: -55 ℃~+155 ℃, covering a wide temperature range from extreme cold to high temperature, suitable for complex environments such as outdoor, industrial workshops, and vehicles.
3、 Structure and process characteristics
CRH2512J27R0E04Z adopts a high-purity ceramic substrate+precision thick film printing and sintering process, and a three-layer end electrode (nickel barrier layer+tin plating layer) design, which is corrosion resistant, firmly welded, and has strong anti vibration and anti-aging capabilities. Lead free coating on the terminal electrode, good wetting properties, suitable for reflow soldering and wave soldering processes, in compliance with RoHS 2.0 environmental standards.
4、 Application scenarios and advantages
Industrial power supply: Suitable for current limiting, voltage dividing, and load resistance of switch mode power supplies and DC-DC modules, capable of stably withstanding 2W power dissipation.
Vehicle electronics: Meet the wide temperature and high reliability requirements of automotive electronics, compatible with BMS battery management and vehicle drive circuits.
Industrial control: Power circuits and sampling circuits for devices such as PLCs, servo drives, and frequency converters, ensuring long-term stable operation.
Advantages: The 2512 package balances power and space, with a rated power of 2W far exceeding conventional resistors in the same package; ± 100ppm/℃ low temperature coefficient, with small temperature drift; -Operating at a wide temperature range of 55 ℃ to+155 ℃, suitable for harsh environments.
5、 Recommended agents
Shenzhen Shunhai Technology Co., Ltd., as an authorized agent of Tian'er Technology, has been supplying a full range of products including CRH2512J27R0E04Z for a long time. We provide spot inventory, technical support, and bulk customization services to meet the procurement needs of various fields such as industrial, automotive, and consumer electronics. As a professional electronic component procurement platform, Huanian Mall provides customers with a convenient procurement channel for CRH2512J27R0E04Z, ensuring genuine products, fast delivery, and worry free after-sales service, helping customers efficiently complete component selection and procurement.
VI. Summary
The CRH2512J27R0E04Z 2512 27R 2W resistor has a rated power of 2W, an accuracy of ± 5%, a low temperature coefficient of ± 100ppm/℃, a wide temperature range of -55 ℃~+155 ℃, and a high reliability structural process, making it the core component of medium to high power circuits. If you need to purchase, you can obtain genuine products, stock, and technical support through Shenzhen Shunhai Technology Co., Ltd. and Huanian Mall to meet the application needs of various industrial, automotive, and power circuits.