Overview
The Allen-Bradley RCR07G226JS is a through-hole carbon composition resistor engineered to military specification MIL-R-39008 established reliability standards. With a nominal resistance value of 22 megohm (22MΩ) and a power rating of 1/4 watt (250 mW), this resistor delivers stable performance across industrial control, legacy equipment repair, and high-impedance circuit applications. The RCR07G226JS combines proven carbon composition technology with axial lead termination, making it suitable for PCB assembly and point-to-point wiring in demanding electrical environments.
Key Features
- Military-grade MIL-R-39008 construction for established reliability and reproducible characteristics
- 22MΩ nominal resistance with ±5% tolerance for high-impedance applications
- 1/4 watt (250 mW) power dissipation rating
- Axial lead configuration with oxygen-free copper leads for solderability and corrosion resistance
- Operating temperature range up to 70°C; suitable for legacy industrial control systems
- Hot-molded carbon composite construction ensures rugged, non-inductive performance
Technical Specifications
- Resistance Value: 22 MΩ (22,000,000 Ω)
- Power Rating: 1/4 W (250 mW)
- Tolerance: ±5%
- Voltage Rating: 250 V
- Operating Temperature: Up to 70°C
- Lead Type: Axial (through-hole)
- Lead Material: Oxygen-free copper
- Military Standard: MIL-R-39008
- Technology: Hot-molded carbon composition
- Mounting Style: Through-hole PCB or point-to-point wiring
Typical Applications
The RCR07G226JS excels in high-impedance biasing networks, coupling circuits, and protective networks where stability and reliability are critical. Common applications include:
- Legacy industrial control circuit repair and refurbishment
- High-impedance sensor signal conditioning
- Biasing networks in analog amplifier stages
- Protective series networks in metering and instrumentation
- Equipment requiring MIL-spec component qualification
Compatibility & Replacements
As an established reliability MIL-R-39008 component, the RCR07G226JS maintains fixed physical dimensions and electrical characteristics across production runs, supporting long-term system serviceability. While direct 1:1 replacements within the RCR07 carbon composition line are interchangeable by resistance and power rating, film or wirewound resistor substitutes should be verified for noise, temperature coefficient, and frequency response requirements specific to your application. Allen-Bradley carbon composition resistors remain preferred for applications where the natural frequency response and low noise characteristics of carbon composition technology are specified.
