CRH2512F10R0E04S 2512 10R 2W 1% High Power Resistance Product Introduction

I will provide you with a detailed introduction to the technical characteristics and application value of CRH2512F10R0E04S high-power thick film surface mount resistor. The main content is as follows:
 
 
Product Overview: Introduce the basic characteristics and technical highlights of resistors, including packaging size, power capacity, and process technology.
Detailed technical specifications: Use tables to display specific data such as electrical parameters, physical characteristics, environment, and packaging.
Product Advantage Analysis: Analyze the product advantages from three aspects: power density, stability, and industrial applicability, including comparative explanations.
Typical application scenarios: List four major application areas: power management, automotive electronics, industrial control, and consumer electronics, with application icons.
Selection and replacement suggestions: Provide selection considerations and replacement model recommendations, including comparisons of key parameters such as power and accuracy.
 
Manufacturer and Quality Assurance: Introduce Tian'er Technology's production qualifications and quality certification system, emphasizing product reliability.
 
Next, we will begin writing a complete product introduction for the CRH2512F10R0E04S high-power resistor:
Comprehensive Analysis of CRH2512F10R0E04S High Power Thick Film Chip Resistors
 
1 Product Overview
CRH2512F10R0E04S is a high-power thick film surface mount resistor developed and produced by EVER OHMS in Taiwan. It adopts the 2512 standard package (6.4mm × 3.2mm) and achieves a high-power capacity of 2W in a compact size. Its core resistance is 10 Ω (10R), with an accuracy of ± 1%, and a working temperature range spanning from 55 ℃ to+155 ℃, meeting the requirements of harsh industrial environments. This product belongs to the representative model of Tian'er Technology's CRH series high-power resistors. Through thick film technology, a special resistor slurry layer is formed on a ceramic substrate, achieving an optimized balance between power density and electrical performance.
 
The technical highlights of this resistor are concentrated in three dimensions:
 
Breakthrough in power density: Achieving 2W power in the 2512 standard package, far exceeding conventional surface mount resistors (usually 1W)
 
Stability control: ± 100ppm/℃ temperature coefficient ensures stable resistance over a wide temperature range
 
Industrial applicability: Compliant with RoHS (2011/65/EU) and REACH environmental standards, suitable for automated mounting
 
2 Detailed technical specifications
 
2.1 Electrical Parameters
 
 
Nominal resistance: 10 Ω (10R), indicated by the four character notation "10R0"
 
Resistance accuracy: ± 1% (F-class), ensuring consistency of circuit parameters
Rated power: 2W (based on an ambient temperature of 70 ℃)
Temperature coefficient (TCR): ± 100ppm/℃, effective within the range of 55 ℃ to+155 ℃
 
Maximum operating voltage: 200V, in compliance with the 2512 packaging standard voltage specification
 
Overload voltage: 300V, providing instantaneous voltage surge protection capability
 
2.2 Physical Characteristics
 
 
Package size: 2512 standard (metric 6432), specific size 6.4 ± 0.1mm × 3.2 ± 0.15mm × 0.55 ± 0.1mm
 
Terminal structure: The terminal electrode adopts a three-layer coating structure (nickel barrier layer+tin lead coating) to ensure welding reliability and migration resistance
Base material: 96% alumina ceramic substrate, providing excellent thermal conductivity path
 
2.3 Environment and Packaging
 
Working temperature: 55 ℃~+155 ℃ Wide temperature range
Environmental certification: Compliant with RoHS (2011/65/EU) requirements and does not contain REACH SVHC substances
Packaging standard: roll and tape packaging, minimum packaging quantity of 4000pcs/plate, minimum order quantity of 4000pcs
Inventory cycle: Regular inventory is shipped immediately, and orders exceeding inventory have a lead time of about 3 weeks (based on August 2025 data)
 
Table: Overview of Key Parameters for CRH2512F10R0E04S
 
 
 
|Characteristic category | Parameter item | Parameter value | Test condition|
 
|Electrical characteristics | nominal resistance | 10 Ω (10R) | 25 ℃ reference|
 
|Resistance accuracy | ± 1% ||
 
|Rated power | 2W | 70 ℃ ambient temperature|
|| Temperature coefficient | ± 100ppm/℃ | 55 ℃~+155 ℃|
|Physical characteristics | Package size | 2512 (6432) | Length 6.4mm x Width 3.2mm|
 
|| Base material | 96% alumina ceramic ||
 
|Environmental characteristics | Operating temperature | 55 ℃~+155 ℃ ||
|RoHS certification | Compliant with 2011/65/EU ||
|Packaging information | Minimum packaging | 4000pcs/plate | Tape packaging|
|| Minimum order quantity | 4000pcs ||
 
 
 
3 Product Advantage Analysis
 
 
3.1 Breakthrough in Power Density Technology
 
CRH2512F10R0E04S achieves a 2W power capacity in the 2512 standard package, significantly exceeding the 1W power limit of conventional 2512 resistors. This breakthrough stems from the thick film process innovation of Tian'er Technology: by using a special resistor paste formula and high-precision laser resistance adjustment technology, the power density is increased by about 100% in the same size. The thermal management design adopts a thermal coupling optimization structure, which enables the heat generated by the resistor to be quickly conducted to the PCB through a low thermal resistance path, significantly reducing the working temperature rise. In practical applications, it can still operate at full load when the ambient temperature is 70 ℃, while ordinary resistors need to be rated down for use at this temperature.
 
3.2 Electrical Stability Guarantee
 
 
Temperature stability: A temperature coefficient of ± 100ppm/℃ ensures the stability of circuit parameters in environments with drastic temperature changes, such as car engine compartments and outdoor power sources. Compared to ordinary thick film resistors (usually ± 200~300ppm/℃), its temperature drift performance is improved by more than 50%.
Long term stability: after special anti-aging treatment, the thick film resistance material system still maintains the resistance change rate<1.5% (1000 hour test data) at the limit temperature of 155 ℃.
 
Structural reliability: Adopting a nickel barrier layer terminal structure, it effectively suppresses internal corrosion caused by solder penetration and improves the product's lifespan performance in high temperature and high humidity environments.
 
3.3 Industrial Applicability Design
 
CRH2512F10R0E04S fully considers the actual needs of industrial production:
 
Automatic mounting optimization: Standard tape packaging (4000pcs/disc) compatible with SMT high-speed surface mount machines, reducing the frequency of material changes on the production line
Welding compatibility: The end electrode design supports lead-free soldering process (peak temperature 260 ℃), meeting the requirements of modern electronic manufacturing
Supply chain guarantee: Tian'er Technology implements IATF 16949 automotive grade quality management system to ensure supply stability and quality consistency
 
4 Typical Application Scenarios
 
 
 
4.1 Power Management System
In switch mode power supplies and DCDC converters, this resistor is ideal for current detection and surge limiting circuits due to its 2W high-power capability. For example, in the MOSFET source series connection position of a 48V communication power supply, it is possible to accurately collect a 20A current signal (power consumption calculation: P=I ² R=20 ² × 0.01=4W, which needs to be used in parallel). Its ± 100ppm temperature drift characteristic ensures a current detection accuracy of better than 2% throughout the entire operating temperature range, significantly improving power output stability.
 
4.2 Automotive Electronic Modules
The design concept that complies with the AECQ200 self checking standard enables this resistor to play an important role in the electronic system of new energy vehicles
 
Battery Management System (BMS): A voltage divider network used for detecting the voltage of individual batteries
Motor drive unit: sampling resistor for IGBT overcurrent protection circuit
Car charger: DC link pre charging resistor network
Its low temperature starting capability of 55 ℃ ensures reliable operation in cold regions, and the nickel barrier layer terminals can withstand high sulfur corrosion environments inside the engine compartment.
 
4.3 Industrial Control Equipment
 
In the PLC analog input module, this resistor constructs a precision voltage divider circuit to convert the on-site sensor signal (such as 420mA) into a voltage signal that can be collected by an ADC. Its initial accuracy of ± 1% reduces the calibration process, and its wide temperature range is suitable for high temperature environments in factories. In the braking resistor network of servo drives, multiple parallel connections can safely dissipate regenerative braking energy.
 
 
4.4 Consumer Electronics Field
Although primarily aimed at industrial applications, this resistor also has unique value in high-end consumer electronics:
High Power Fast Charging Adapter: Output Current Detection in USB PD 3.1 140W Solution
Professional audio equipment: Stable resistance of power amplifier bias circuit
LED stage lighting fixtures: load resistance of constant current drive board
 
 
 
Application scenario diagram:
 
Power management: current detection/surge suppression