The SMV-PW space approved precision resistor series from Isabellenhütte offers SnPb tinned connections suitable for aviation and aerospace applications. Developed to be ESCC 4001/028 qualified, with a temperature range of -55°C to +140°C, with a 3W permanent power at 80°C and selective resistance values available are between 0.0033Ω and 1Ω. The SMV-PW series from Isabellenhütte offers high pulse power rating and is suitable for reflow, infrared and wave soldering. The SMV-PW come in a 4-terminal surfacemount design with a 4723 chip size
- Space approved precision resistor
- 4-terminal surface-mount design in a 4723 chip size
- Resistance range from 0.0033Ω to 1Ω
- Tolerances of ±0.5% and ±1%
- TCR of ≤50ppm/°C at ≤0.01Ω or ≤100ppm/°C at >±0.01Ω (+22°C to +60°C)
- Permanent power of 3W (at +80°C)
- Continuous current load up to 30A (0.0033Ω)
- Temperature range from -55°C to +140°C
- Stability of <0.2% (TK=80°C)
(at rated power, deviation after 2000h according to ESCC generic specification) - SnPb tinned contacts
- ESCC 4001/028 qualified
Typical applications for the SMV-PW space approved precision resistor series include:
Isabellenhütte SMV-PW Series Specification Table
Attributes | ||
---|---|---|
Resistance value * | 3.3mΩ to ≤10mΩ | >10mΩ to 1Ω |
Tolerance * | ±0.5% / ±1% | ±0.5% / ±1% |
TCR | ±50ppm/°C (+22°C to +60°C) | ±30ppm/°C (+22°C to +60°C) |
Temperature range | -55°C to +140°C | -55°C to +140°C |
Power rating | 3W | 3W |
Internal heat resistance | <20°C/W (Rthi) | <20°C/W (Rthi) |
Isolation voltage | 1000V AC/DC | 1000V AC/DC |
Stability (deviation after 2000hrs) According to ESCC Generic Specification | <0.2% (Tᴋ = 80°C) Tᴋ = Terminal Temperature | <0.2% (Tᴋ = 80°C) Tᴋ = Terminal Temperature |
* For further details please see the Ordering Info tab
Isabellenhütte is one of the world’s leading suppliers of high-quality precision and power resistors. They produce these low-resistance resistors for a variety of applications such as the ones above. Isabellenhütte & Rhopoint Components are your ideal partners when it comes to achieving the best possible measurement results in the smallest spaces. Please visit www.isabellenhuette.de for more information.