CRH2512F12R0E04Z 2512 12R 2W EVER OHMS Resistor Product Advantages
I. Product Overview
The CRH2512F12R0E04Z is a key model in EVER OHMS’ CRH series of high-power thick film chip resistors. It adopts the 2512 imperial package (metric 6432, dimensions 6.35mm × 3.20mm), with a nominal resistance of 12Ω (12R), ±1% tolerance, 2W rated power, and a temperature coefficient of ±100ppm/℃. The “F” in the model number denotes ±1% tolerance, while “E04Z” indicates tape-and-reel packaging (4,000 pieces per reel) with RoHS and REACH compliance.
II. Core Product Advantages
1. High Power Density – Double the Power in the Same Package
The most prominent advantage of the CRH2512F12R0E04Z lies in its “power-up” design – achieving 2W rated power within the standard 2512 package footprint. Conventional 2512 thick film resistors typically offer only 1W rated power; this model doubles the power handling capability within the same physical dimensions. This breakthrough is not merely a parameter specification but stems from EVER OHMS’ deep optimization of thick film processes – improved ceramic substrate thermal pathways, optimized resistor paste formulations, and enhanced electrode heat dissipation structures. The power density reaches 70W/cm², over five times that of thin film resistors.
For designs with space constraints yet requiring higher power handling, this advantage directly reduces PCB layout complexity and minimizes the need for parallel resistor configurations.
2. Wide Temperature Range – Suited for Harsh Environments
The resistor operates across a temperature range of -55℃ to +155℃, covering the full spectrum of industrial control and automotive electronics applications. The ±100ppm/℃ low temperature coefficient of resistance (TCR) ensures resistance value consistency under extreme temperature conditions. The product holds ISO9001, IATF 16949, and AEC-Q200 automotive-grade certifications, with proven validation in new energy vehicle battery management systems (BMS), engine control units, and other critical modules.
3. Generous Derating Margin – Enhanced Long-Term Reliability
In practical applications, the 2W rated power provides ample derating headroom. Conventional 2512 1W resistors suffer significant usable power reduction under high-temperature derating, whereas the CRH2512F12R0E04Z maintains a higher power margin under identical conditions. This characteristic translates directly into extended service life and superior system reliability, making it particularly suitable for switching power supplies, DC-DC converters, industrial controls, and other scenarios requiring continuous power dissipation.
4. Precise 12Ω Resistance Positioning – Strong Versatility
The 12Ω resistance falls within the medium-value range – neither used for current sensing like mΩ-level resistors nor for pull-up biasing like 100KΩ+ values. This resistance value sees widespread application in current limiting, voltage division, snubber circuits, pre-charging, RC buffer circuits, and LED string constant-current configurations. As a common value on power management and driver boards, the 12R specification eliminates the need for special inventory stocking for non-standard values, facilitating BOM standardization.
5. Environmental Compliance and Quality Assurance
The product complies with EU RoHS Directive (2011/65/EU) and contains no REACH SVHC substances (1907/2006/EC). EVER OHMS employs ruthenium-based oxide paste sintered at 850℃ onto an alumina ceramic substrate to form the resistive layer, with a glass glaze protective coating that provides excellent moisture and corrosion resistance.
Recommended similar products:
| Part Number | Parameter |
| CRH2512F100RE04Z | 2512 100R 2W 1% |
| CRH2512F10K0E04Z | 2512 10K 2W 1% |
| CRH2512F10R0E04S | 2512 10R 2W 1% |
| CRH2512F110RE04Z | 2512 110R 2W 1% |
| CRH2512F11R0E04Z | 2512 11R 2W 1% |
| CRH2512F120KE04Z | 2512 120R 2W 1% |
| CRH2512F120RE04Z | 2512 120R 2W 1% |
| CRH2512F12K0E04Z | 2512 12K 2W 1% |
| CRH2512F12R0E04Z | 2512 12R 2W 1% |
III. Authorized Distributors
For procurement of the CRH2512F12R0E04Z or to obtain datasheets and technical support, please contact the following authorized channels:
Shenzhen Shunhai Technology Co., Ltd. – Professional electronic components distributor offering spot supply and technical consultation services for the full EVER OHMS chip resistor series.
Hua Nian Shang Cheng (hnstshop.com) – Provides online ordering for the CRH2512F12R0E04Z with active production status,现货 inventory, and datasheet downloads.
