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RNCF1206BTC392R

Precision thin film resistor, 39.2Ω ±0.1%, 0.25W, ±50ppm/°C, AEC-Q200, 1206

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Pieza del fabricante：

RNCF1206BTC392R

Paquete：

1206 (3216 Metric, 3.05 x 1.55 x 0.65 mm)

Marca：
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Compromiso de calidad
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Descripción

Productos

The RNCF1206BTC392R from Stackpole Electronics is a precision thin film chip resistor in a 1206 (3216 Metric) package, featuring 39.2Ω resistance with ±0.1% tolerance and ±50 ppm/°C temperature coefficient. Rated at 0.25W (1/4W) at 70°C, it is AEC-Q200 qualified for automotive applications and operates from -55°C to +155°C.

Especificaciones

Resistance 39.2Ω (E96 series)
Tolerance ±0.1%
Power Rating 0.25W (1/4W) @ 70°C
Temperature Coefficient ±50 ppm/°C
Composition Thin Film
Maximum Working Voltage 200V
Maximum Overload Voltage 400V
Temperatura de funcionamiento -55°C to +155°C
Paquete 1206 (3216 Metric)
Dimensions 3.05mm x 1.55mm x 0.65mm
Cualificación AEC-Q200 (Automotive)
Terminations 2 (matte tin, RoHS)

Características

  • Precision tolerance to ±0.1% for accurate circuit performance
  • Low TCR of ±50 ppm/°C for stable resistance over temperature
  • AEC-Q200 compliant for automotive grade reliability
  • Thin film construction for low noise and high stability
  • Matte tin termination (lead-free, RoHS compliant)
  • Halogen-free and REACH compliant
  • Wide operating temperature range: -55°C to +155°C
  • Resistance range from 1Ω to 1MΩ in the RNCF1206 series

Aplicaciones

  • Precision voltage dividers and reference circuits
  • Automotive engine control and safety systems
  • Current sensing and measurement circuits
  • Feedback networks in power supplies
  • Instrumentation and test equipment
  • Medical device precision analog circuits

The RNCF1206BTC392R is a precision thin film chip resistor from Stackpole Electronics’ RNCF series, offering ±0.1% tolerance and ±50 ppm/°C TCR in a 1206 package. The RNCF series provides precision tolerances down to ±0.01% and TCR as low as ±2 ppm/°C, making it suitable for demanding precision applications. The 1206 package size offers a power rating of 0.25W at 70°C with maximum working voltage of 200V. The thin film construction ensures low current noise, excellent long-term stability, and minimal parasitic inductance compared to thick film alternatives. The RNCF1206BTC392R is AEC-Q200 qualified, meeting automotive reliability standards for temperature cycling, moisture resistance, and mechanical stress.

The RNCF1206BTC392R operates as a precision passive component through the following principles:

1. Thin Film Element: A nickel-chromium (NiCr) or similar alloy thin film is deposited on a ceramic substrate using sputtering technology. The film is laser-trimmed to achieve the precise 39.2Ω value with ±0.1% tolerance. The thin film construction provides superior stability (±50 ppm/°C TCR) and low noise compared to thick film resistors.

2. Thermal Management: The 1206 package (3.05 x 1.55 mm) provides a thermal path from the resistive element through the ceramic substrate to the PCB. At 70°C ambient, the resistor dissipates 0.25W. Above 70°C, power must be derated linearly to zero at 155°C. The maximum working voltage is 200V, with 400V overload withstand capability.

3. Termination Structure: Matte tin terminations over a nickel barrier layer provide excellent solderability and shelf life. The nickel barrier prevents tin diffusion into the resistive element, maintaining long-term stability. The AEC-Q200 qualification ensures the terminations withstand automotive thermal cycling requirements.

Pin Nombre Tipo Función
1 Termination 1 Passive Resistor terminal (no polarity)
2 Termination 2 Passive Resistor terminal (no polarity)
  • Precision voltage dividers: ±0.1% tolerance and ±50 ppm/°C TCR enable accurate reference voltage generation in ADC/DAC circuits with minimal temperature drift
  • Automotive ECUs: AEC-Q200 qualification for engine control units, ABS, and airbag systems requiring reliable precision resistors in harsh thermal environments
  • Current measurement: 39.2Ω value used in current sense circuits with thin film low-noise performance for accurate analog signal conditioning
  • Power supply feedback: Precision feedback network resistors in switching regulators where ±0.1% tolerance ensures tight output voltage regulation
  • Test and measurement: Bridge circuits and precision attenuators requiring long-term stability and low TCR for calibration-grade instruments
Fabricante Número de pieza Paquete Notas
Stackpole RNCF1206BKE39R2 1206 Same value, 0.1% tolerance, different TCR
Stackpole RNCF1206FTC39R2 1206 1% tolerance, lower cost version
Vishay PLT-3-392-0.1%-100PPM 1206 Thin film, 39.2Ω, 0.1%
Yageo RT1206BRD0739R2L 1206 Thin film, 39.2Ω, 0.1%
Panasonic ERA-8AEB39R2V 1206 Thin film, 39.2Ω, 0.1%
Bourns CRM1206-FX-39R2ELF 1206 Thin film, 39.2Ω, 0.1%
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Garantía de calidad

Quality is the core foundation of our long-term global cooperation. With over 20 years of experience in the electronic component industry, Materialparts has built a strict and standardized quality management system covering component sourcing, incoming inspection, full-batch testing, packaging and delivery. We are committed to delivering 100% genuine, high-reliability electronic components for industrial control, automotive electronics, consumer electronics and medical device industries, and fully safeguarding your production and R&D projects.

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All of our electronic components are procured from official authorized distributors and original manufacturers. We strictly reject counterfeits, refurbished parts, disassembled components and gray-market goods. Every product is guaranteed to be brand-new original parts and fully consistent with the original technical parameters. For branded products such as NXP IC series, we maintain complete supply channel documents to realize full product traceability.

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We implement 100% full-batch quality control for all goods before shipment. Our professional QC team conducts multi-dimensional tests including appearance inspection, electrical parameter testing, performance verification and packaging check. Each batch of components is attached with complete inspection reports and batch records. We stick to zero-tolerance standards for defective products to ensure every piece of component meets industrial application requirements.

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Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China

 

Envíos y pagos

Materialparts is a professional global supplier of electronic components with over 20 years of industry experience. We provide one-stop supply of passive components, integrated circuits, as well as parts for industrial control, automotive electronics, consumer electronics and medical devices. Below are the unified shipping and payment policies applicable to all orders, samples and bulk purchases worldwide.

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Contact Information

Email: info@ic-vendor.com

Tel / WhatsApp: +86 13760382860

Servicio y embalaje

Materialparts is a professional electronic component supplier based in Shenzhen, China, with over 20 years of global trading experience. We integrate component procurement, quality inspection, technical support, customized packaging, and global delivery services to provide one-stop supply chain solutions. Our business covers industrial control, automotive electronics, consumer electronics, medical devices and other industries. We always adhere to genuine sources, stable supply and considerate after-sales service.

Core Services

1. One-stop Sourcing & BOM Support

We specialize in a full range of passive and active electronic components, including SMD resistors, power resistors, connectors, aviation connectors, LED beads, flexible circuit boards, printed circuit boards, and integrated circuits. Our professional team provides BOM list consolidation, component matching, and alternative model recommendation services. We support sample orders, small-batch trial production, and mass production orders with flexible MOQs to meet diverse procurement needs.

2. Genuine Product Guarantee & Full-process Quality Inspection

All products are sourced from official authorized channels and are 100% original genuine parts. Every batch of goods undergoes strict full-process quality inspection before delivery, with complete batch records and traceability documents provided. Our products comply with AEC-Q standards for automotive electronics and high-reliability specifications for medical devices. We eliminate counterfeits, refurbished parts and defective products from the source to secure your project production.

3. Fast Quotation & Order Processing

Our customer service team responds promptly to inquiries and quotation requests. All in-stock orders will be processed within one working day. We provide stocking reservation services for long-term cooperative customers, effectively solving problems such as component shortages and unstable supply chains.

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Professional Packaging Standards

Electronic components are sensitive to static electricity, collision, moisture and dust. We adopt industry-standard anti-static packaging solutions to fully ensure the integrity of goods during transportation and storage.

1. General Packaging Specifications

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We provide value-added services including personalized packaging, custom labeling and re-reeling according to customer requirements, fully matching your production and warehouse management standards.

Contact Information

For service consultation or packaging customization, please feel free to contact us:
Email: info@ic-vendor.com
Tel / WhatsApp: +86 13760382860
Address: Room 2919, Guoli Building, Huaqiang North, Futian District, Shenzhen, Guangdong, China
 

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