CRH2512F75R0E04Z 2512 75R 2W High-Power Thick Film Chip Resistor – Comprehensive Analysis
I. Part Number Decoding
CRH2512F75R0E04Z is the complete model code for EVER OHMS’ CRH series high-power thick film chip resistor:
CRH — High-power thick film resistor series identifier, representing high reliability and power handling characteristics.
2512 — Package size code, corresponding to imperial 2512 (metric 6.3mm × 3.2mm).
F — Tolerance code, indicating ±1% resistance accuracy.
75R0 — Resistance value identifier, indicating 75.0Ω (R denotes decimal point).
E04 — Represents ±1% resistance tolerance.
Z — Production batch or internal code for traceability.
II. Product Specifications
The 2512 75R 2W resistor features the following key parameters:
- Type: Thick film resistor
- Resistance: 75Ω (75R)
- Tolerance: ±1%
- Rated Power: 2W (at 70℃)
- Operating Voltage: 200V
- Temperature Coefficient: ±100ppm/℃
- Operating Temperature: -55℃~+155℃
- RoHS & REACH Compliant
The core value of this 2512 75R 2W resistor lies in its power density. Standard 2512 thick film resistors are typically rated at 1W, while the CRH series achieves 2W in the same footprint through ceramic substrate thermal optimization and thick film paste formulation improvements.
III. Applications
The 2512 75R 2W resistor finds wide application across multiple domains:
Industrial Power & Automation — Motor drive control boards and high-current power modules as buffer resistors or current sensing components.
Power Conversion — SMPS and DC-DC modules for surge suppression, voltage divider feedback, or dummy loads.
Automotive Electronics — AEC-Q200 compliant (series support), used in BMS, OBC, and ECU applications.
High-Density Consumer Electronics — High-end server power supplies and high-power fast charging adapters.
IV. Product Advantages
Power Density Leadership — 2W power rating in standard 2512 package, representing 100% improvement over conventional resistors.
Pulse Withstanding Capability — Optimized heat dissipation structure handles short-term pulse current surges.
Precise TCR Control — ±100ppm/℃ ensures stable resistance across wide temperature ranges.
Wide Operating Temperature — -55℃~+155℃ covers most industrial and automotive scenarios.
High Reliability — High-purity alumina ceramic substrate with specialized alloy resistive paste, verified through multiple reliability tests.
V. Market Positioning
The 2512 75R 2W resistor targets the mid-to-high power thick film resistor market, serving industrial control, power management, automotive electronics, and consumer electronics. The CRH series differentiates itself through “higher power in the same footprint”.
VII. Brand Profile
EVER OHMS (Tian Er Technology) was founded in 1988 with over 30 years of experience in chip resistor R&D and manufacturing. The company specializes in thick film large-size resistors, high-power resistors, thin film precision resistors, automotive-grade resistors, anti-sulfur resistors, high-voltage resistors, current sensing resistors, and alloy resistors. The CRH series represents EVER OHMS’ technological excellence in high-power thick film resistors.
VIII. Authorized Distributors
Shenzhen Shunhai Technology Co., Ltd. and Huanian Mall provide supply and technical support for CRH2512F75R0E04Z. Huanian Mall currently lists this model with complete specifications and online purchasing options. Engineers are recommended to consult these authorized channels for genuine products and professional technical support.
