The RK73H1ETTP2201F from KOA Speer Electronics is a precision thick film chip resistor designed for surface mount applications, specifically engineered to meet the demanding requirements of automotive and high-reliability electronic systems. This component belongs to the resistors category under the chip resistor surface mount classification, offering a resistance value of 2.2 kOhms with exceptional ±1% tolerance for applications requiring precise resistance values.
The resistor addresses critical design challenges in modern electronics by providing reliable performance in harsh environmental conditions, featuring an operating temperature range from -55°C to 155°C and incorporating moisture resistance capabilities. Its automotive AEC-Q200 qualification ensures it meets stringent automotive industry standards for reliability and durability, making it suitable for mission-critical applications where component failure is not acceptable. The compact 0402 package size (1.00mm x 0.50mm) with a maximum seated height of 0.016" (0.40mm) addresses space constraints in miniaturized electronic designs while maintaining robust electrical performance.
Key specifications include a power rating of 0.1W (1/10W), thick film composition for stability and reliability, temperature coefficient of ±100ppm/°C for consistent performance across temperature variations, and two terminations for straightforward PCB integration. The component is supplied in tape and reel packaging with a quantity of 1000400 units, facilitating high-volume automated assembly processes. Its RoHS3 compliance ensures environmental responsibility and regulatory adherence in global markets.
The primary advantages of this resistor include its automotive-grade qualification providing enhanced reliability, moisture resistance for improved longevity in humid environments, tight tolerance specifications ensuring circuit precision, wide operating temperature range for versatile application deployment, and compact form factor enabling high-density PCB layouts. The thick film construction offers excellent stability and noise characteristics compared to alternative technologies.
This resistor demonstrates broad compatibility with standard surface mount assembly processes, reflow soldering profiles, and automated pick-and-place equipment. The 0402 package follows industry-standard dimensions, ensuring compatibility with existing PCB footprints and assembly tooling across different manufacturers and production facilities.
Primary application areas encompass automotive electronics including engine control units, infotainment systems, and safety systems, consumer electronics such as smartphones, tablets, and wearable devices, industrial control systems, telecommunications equipment, medical devices requiring high reliability, and aerospace applications where performance consistency is critical. The automotive qualification makes it particularly suitable for under-hood applications and other harsh automotive environments.
Equivalent models and alternatives include the Vishay CRCW04022K20FKED offering similar specifications with 2.2K ohm resistance and 1% tolerance in 0402 package, Yageo RC0402FR-072K2L providing comparable performance characteristics, Panasonic ERJ-2RKF2201X featuring automotive qualification and similar electrical parameters, Bourns CR0402-FX-2201ELF offering equivalent resistance and tolerance specifications, KOA Speer's own RK73H1ETTP variants with different resistance values maintaining the same series characteristics, Rohm ESR03EZPF2201 providing similar thick film technology and package size, and Samsung RC1005F2201CS representing another automotive-qualified alternative. These equivalent models typically share similar package dimensions, power ratings, and tolerance specifications while potentially differing in temperature coefficients, specific automotive qualifications, or pricing structures, allowing designers flexibility in component selection based on specific application requirements, availability, and cost considerations.
RK73H1ETTP2201F Key Technical Attributes
Manufacturer: KOA Speer Electronics, Inc.
Part Number: RK73H1ETTP2201F
Category: Chip Resistor - Surface Mount
RK73H1ETTP2201F Packing Size
The RK73H1ETTP2201F is provided in the compact 0402 (1005 Metric) package, with individual resistor dimensions of 0.039 inches in length by 0.020 inches in width (1.00mm x 0.50mm). The maximum seated height is 0.016 inches (0.40mm). This surface mount resistor is supplied in Tape & Reel format, making it highly suitable for automated pick-and-place SMT assembly. The two-terminal configuration supports straightforward soldering onto PCBs, and the thick film composition ensures reliable electrical conductivity and thermal stability during operation.
RK73H1ETTP2201F Application
This resistor is designed for a wide variety of electronic circuits requiring compact, high-density placement. With full automotive AEC-Q200 certification, it is particularly well-suited for automotive electronics, including engine controls, infotainment systems, and sensor interfaces. Its robust moisture resistance and high reliability also make it ideal for industrial automation, telecommunications, portable devices, and consumer electronics where durability and precision are critical.
RK73H1ETTP2201F Features
The RK73H1ETTP2201F offers a resistance value of 2.2 kOhms with a precise tolerance of ±1%, ensuring optimal accuracy in voltage division and current limiting applications. It operates efficiently with a power rating of 0.1W (1/10W), supporting safe dissipation within its small footprint. The temperature coefficient is rated at ±100ppm/°C, providing stability over a wide temperature range from -55°C to +155°C, which is critical for maintaining consistent circuit performance in hostile environments. Its thick film construction ensures long-term reliability and consistent electrical characteristics. The resistor’s low profile and moisture-resistant packaging further enhance its suitability for high-density PCB designs and environments prone to humidity or thermal cycling. The AEC-Q200 automotive qualification underscores its proven performance under mechanical and environmental stress.
RK73H1ETTP2201F Quality and Safety Features
As a RoHS3-compliant component, the RK73H1ETTP2201F meets modern environmental and safety regulations, offering a lead-free and hazard-reduced solution. The strict conformance with AEC-Q200 standards means the resistor has passed rigorous tests for temperature, humidity, mechanical shock, and electrical overload, making it a dependable choice for safety-critical applications, including automotive and industrial systems.
RK73H1ETTP2201F Compatibility
This 0402-sized resistor is compatible with a range of standard pick-and-place equipment and reflow soldering profiles, streamlining its integration into both automated and manual PCB assembly processes. Its footprint and terminal configuration align with industry norms, supporting easy replacement or upgrading in legacy and new designs alike.
RK73H1ETTP2201F Datasheet PDF
For complete technical specifications, characteristic curves, recommended soldering profiles, and application guidelines, we provide the most authoritative datasheet for the RK73H1ETTP2201F directly on our website. Customers are strongly encouraged to download the latest, official datasheet from this page to ensure up-to-date and reliable reference information.
Quality Distributor
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