CRH2512F3R00E04S is a high-power thick film chip resistor from Ever Ohms, belonging to the CRH series. This model integrates a 2W rated power into a standard 2512 package, designed for power management, industrial control, and automotive electronics applications where power density is a key requirement.
Model Number Decoding
Ever Ohms resistors follow a standardized naming convention. Taking CRH2512F3R00E04S as an example:
| Field | Meaning |
|---|---|
| CRH | High-power thick film series code |
| 2512 | Package size (imperial 2512, metric 6432, approx. 6.35mm × 3.2mm) |
| F | Tolerance, indicating ±1% |
| 3R00 | Resistance code, indicating 3.00Ω |
| E04S | Suffix for temperature coefficient and packaging |
Key Parameters
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Package: 2512
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Resistance: 3Ω (3R00)
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Tolerance: ±1% (F grade)
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Rated Power: 2W
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Temperature Coefficient (TCR) : ±400ppm/℃
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Operating Temperature Range: -55℃ ~ +155℃
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Operating Voltage: 200V
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Compliance: EU RoHS and REACH
Technical Features
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High Power Density: Delivers 2W power in a standard 2512 package, representing a 30%-50% improvement over standard CR series. Standard CR series typically offer 1W in the same package.
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Thick Film Technology: Offers good pulse withstand capability and long-term stability.
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Wide Temperature Range: Supports -55℃ to +155℃, suitable for demanding environments.
Applications
The CRH2512F3R00E04S is suitable for various high-power, compact circuit designs:
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Power Management: Overcurrent protection and soft-start circuits in switching power supplies.
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Industrial Control: Current sensing in PLC modules and power distribution in inverters.
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Automotive Electronics: Current monitoring in Battery Management Systems (BMS) and On-Board Chargers (OBC).
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Communication Equipment: Power distribution in 5G base station power modules.
Alternative Tolerance Version
The CRH series also offers a ±5% tolerance version, CRH2512J3R00E04S, with identical resistance, package, and power ratings, differing mainly in tolerance and price.
Procurement and Technical Support
To ensure product authenticity and access to professional technical support, purchasing through authorized channels is recommended.
Shenzhen Shunhai Technology Co., Ltd. : An official first-tier authorized distributor of Ever Ohms in China, representing the full product line since 2017. They maintain substantial inventory and a professional FAE team, providing services from selection to application support.
Huanian Mall: The official online authorized platform under Shunhai Technology, offering convenient online purchasing with full product model and parameter search, supporting both small sample orders and bulk purchases.
