The MG precision high-voltage axial resistor range with “-15” ratings from Caddock offers a resistance range from 6.5Mฮฉ up to 2Gฮฉ, an extended voltage rating of up to 48kV and a power rating up to 15W. The MG -15 series offers tolerances of ยฑ1% and ยฑ5% and has demonstrated stability of 0.01% per 1,000 hours in extended load life testing. Caddock’s Micronoxยฎ resistance films are the source of their outstanding combination of performance features.
- Cylindrical high voltage axial leaded resistor
- Resistance values from 6.5Mฮฉ up to 2Gฮฉ *
- Tolerances of ยฑ1% and ยฑ5%
- TCR as tight as ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC, referenced to +25ยฐC
- Operating Temperature Range of -55ยฐC to +225ยฐC
- Maximum operating voltage from 1.6kV up to 48kV *
- Maximum power rating from 1W up to 15W *
- Excellent long-term stability of 0.01% per 1,000 hours
- All models are manufactured with Caddock’s non-inductive design
* Dependent on selected resistor model
Typical applications for the MG precision high-voltage axial resistor range with “-15” include:
- TWT HV power supplies
- Electron microscopes
- E-beam equipment
- Electrical distribution HV monitor dividers
- X-ray systems
- Geophysical instruments
- Medical electronics
- HV & Compact instrument probes
Caddock MG -15 Range Specification Table
Model No. | Wattage | Max voltage | Coating dielectric strength | Resistance range | Tolerance | TCR |
---|---|---|---|---|---|---|
MG714 | 1W | 1.6kV | 750ACrms | 6.5Mฮฉ to 20Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG715 | 1W | 3.2kV | 750ACrms | 26Mฮฉ to 50Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG716 | 1.5W | 6.4kV | 750ACrms | 70Mฮฉ to 75Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG717 | 1.5W | 3.2kV | 750ACrms | 17Mฮฉ to 75Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG721 | 2W | 6.4kV | 750ACrms | 51Mฮฉ to 100Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG730 | 3W | 9.6kV | 1000ACrms | 77Mฮฉ to 250Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG731 | 2.6W | 6.4kV | 1000ACrms | 40Mฮฉ to 150Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG735 | 3.6W | 16kV | 1000ACrms | 178Mฮฉ to 300Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG740 | 3.6W | 9.6kV | 1000ACrms | 64Mฮฉ to 300Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG745 | 5W | 24kV | 1000ACrms | 288Mฮฉ to 500Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG750 | 5W | 16kV | 1000ACrms | 128Mฮฉ to 500Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG780 | 7.5W | 24kV | 1000ACrms | 192Mฮฉ to 750Mฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG785 | 8W | 32kV | 1000ACrms | 320Mฮฉ to 1Gฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG810 | 10W | 40kV | 1000ACrms | 400Mฮฉ to 1.25Gฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
MG815 | 15W | 48kV | 1000ACrms | 384Mฮฉ to 2Gฮฉ | ยฑ1% / ยฑ5% | ยฑ80 ppm/ยฐC from -15ยฐC to +105ยฐC (Referenced to +25ยฐC) |
Caddock Electronics, Inc. manufactures High Performance, High Stability Film Resistors designed for precision applications. Caddock uses unique resistance film technologies and process technologies to create solutions for performance demanding applications. Their product line consists of over 250 models, spanning a multitude of series, all of which are manufactured at their facilities in Roseburg, Oregon, USA. Please visit www.caddock.com for more information.