About Exxelia Ohmcraft
Established in 1982, EXXELIA Ohmcraft is the leader in high-performance resistor design and manufacturing with expertise in high-voltage resistors (over 40KV) and high-value resistors (over 4 tera-ohms). This enables designers to meet and exceed even the most challenging product specifications.
EXXELIA Ohmcraft’s proprietary Micropen® precision printing technology allows higher fidelity, accuracy, repeatability, and thickness control resulting in superior technical performance in surface-mount, leaded, and network resistors. These resistors also provide industry-leading performance in precision, TCR and TCR tracking, VCR and VCR tracking, low noise, stability, and pulse-withstanding capability.
Discover the range of SMD, axial leaded, radial leaded and Military grade resistors:
- Surface-mount resistors, dividers, and networks
- Extensive experience designing custom resistors and supporting source control drawings (SCD) for existing and new designs
- Small production runs to support prototypes to large volume manufacturing
- Testing to a number of military specs, including:
- MIL-PRF-55342, 83401, 55182H, 914B, and 49462B
- MIL-STD-129, 1276F, and 1285F
- MIL-STD-202
- Plus
- Space-grade resistors
- Extended temperature range
Technical Resources
Product Ranges
HIGH VOLTAGE LEADED RESISTORS (HVD SERIES)
The patented Micropen® precision printing technology provides superior precision, thick -film resistors.
- Voltage Ratings to 40,000 Volts
- Resistance Values to 2 TΩ
- Ultra High Stability
- Very Low Noise
- TCR Tracking to 5 ppm/°C
- TCR to 25 ppm/°C
- VCR to 0.05 ppm/V
- Ratio Tolerances to 0.1%
- Custom Configurations
Product Documentation
PG-LL9
Main Features
- Rated Voltage Range : 315 VDC TO 450 VDC
- Capacitance Range : 1000 MFD TO 20000 MFD
- Size : 50Ø X 80mm TO 90Ø X 220mm
- Temperature Range : -40°C TO +85°C
- Application : NEW – Long Life Grade for High Voltage, High Ripple Current Applications like PWM Inverters,High KVA On-Line UPS, Frequency Converters, AC Drives, Renewable Energy Power Supplies.
Product Documentation
PG-6DI
Main Features
- Rated Voltage Range : 50 VDC – 500 VDC
- Capacitance Range : 330 MFD TO 250000 MFD
- Size : 35Ø X 62mm TO 90Ø X 220mm
- Temperature Range : -40°C TO +85°C
- Application : High Ripple Current Applications like, PWM Inverters,High KVA On-Line UPS, Frequency Converters, AC Drives, Renewable Energy Power Supplies, Telecom SMPS.
Product Documentation
PG-8K
Main Features
- Rated Voltage Range : 50 VDC – 450 VDC
- Capacitance Range : 1000 MFD TO 200000 MFD
- Size : 35Ø X 62mm TO 90Ø X 220mm
- Temperature Range : -40°C TO +105°C
- Application : NEW – High Temperature 105 °C for High Ripple Current Applications like,PWM Inverters, High KVA On-Line UPS,Frequency Converters, AC Drives,Renewable Energy Power Supplies,Railway Traction, High Reliability Power Supplies.
Product Documentation
PG-2HED
Main Features
- Rated Voltage Range : 350 VDC – 450 VDC
- Capacitance Range : 680 MFD TO 6800 MFD
- Size : 50Ø X 105mm TO 90Ø X 220mm
- Temperature Range : -40°C TO +170°C
- Application : HED range is designed for large instance energy discharge application like capacitor discharge welding, magnetisers and other pulse discharge applications.
Product Documentation
HIGH VOLTAGE AXIAL RESISTORS (HVA SERIES)
The patented Micropen® precision printing technology provides superior precision, thick-film resistors. Ohmcraft’s Micropenned resistors produce superior electrical characteristics including:
- Ultra High Stability
- Very Low Noise
- Voltage Ratings to 50kV
- Tolerances to 0.1%
- Non-Inductive
- Resistance values to 50 GΩs
- TCR to 50 ppm/°C
- VCR to 0.1 ppm/V
- Custom Configurations
Product Documentation
HIGH VOLTAGE CHIP RESISTORS (HVC SERIES)
The patented Micropen® precision printing technology provides superior precision, thick-film high voltage surface mount resistors. Ohmcraft’s Micropenned serpentine patterned resistors produce superior electrical characteristics:
- Voltage Ratings to 5000 Volts
- Resistance Values to 50 Gigohms
- Ultra High Stability
- Very Low Noise
- TCR to 25 ppm/°C
- VCR to 1 ppm/V
- Tolerances to 0.1%
- Custom Configurations
Product Documentation
HIGH VOLTAGE LEADED RESISTORS (HVR SERIES)
The patented Micropen® precision printing technology provides superior precision, thick -film resistors.
- Voltage Ratings to 40,000 Volts
- Resistance Values to 4 TΩ
- Ultra High Stability
- Very Low Noise
- TCR to 25 ppm/°C
- VCR to 0.05 ppm/V
- Tolerances to 0.1%
- Custom Configurations
Product Documentation
MILITARY GRADE HIGH VOLTAGE CHIP RESISTORS (MCH SERIES)
The patented Micropen® precision printing technology provides ultra precision, thick-film high voltage, military grade, surface mount resistors. Our military SMT chips have extended TCR temperature range and are stringently inspected. Ohmcraft’s Micropenned serpentine patterned resistors produce superior electrical characteristics:
- Voltage Ratings to 5,000 Volts
- Resistance Values to 50 Gigohms
- Extended TCR Range
- Ultra High Stability
- Very Low Noise
- Tolerances to 0.1%
- TCR to 25 ppm/°C
- VCR to 1 ppm/V
- Custom Configurations
Product Documentation
