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Scientific Instrumentation

A wide range of precision and ultra-precision resistors from Alpha Electronics, General Resistance and Susumu, power resistors from Caddock and current sensing resistors and shunts from Isabellenhütte in a variety surface-mount and through-hole packages and virtually any resistance value.

Variety of NTC and PTC thermistors, thermal probes and inrush current limiters from Ametherm.

A range of digital isolators from NVE Corporation, based on their patented spintronic GMR technology.

Scientific Instrumentation

RARA IRV60

Metal clad wire wound resistor
Option of flying leads (tab terminals are standard)
Inductive or non-inductive design
Insulation resistance of 20MΩ minimum
Temperature range of -55°C up to +200°C
Extruded aluminium vertical housing
Short time overload of 5 x power rating is 5 seconds

RARA UHPS

4-terminal shunt resistor
Resistance options of 0.2mΩ and 1mΩ
Tolerances of ±0.05% to ±1%
TCR of ±10 ppm/°C
Power rating of 100W (on a suitable heat sink)
Temperature range from -55°C to +100°C

SRT Microcéramique Chip Capacitors with Negative TC

NP0 (C0G) Chip ceramic capacitor with negative TC
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kH (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Frequency Capacitor Series

MLCC Capacitor for RF and Microwave communication
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 5.10^-4 at 1V_rms and 1MHz for values ≤ 1000pF and under 5.10^-4 at 1V_rms and 1KHz for values > 1000pF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Power Low Frequency Capacitor Series

MLCC high power, low capacitance variation with voltage capacitors
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance under 20000 MOhm or 500 Ohm-Farad at 25°C under 500V
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Temperature NP0 Capacitor Series

High Temperature, ultra stable MLCC Capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Temperature X7R Capacitor Series

High Temperature MLCC Capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage NP0 Capacitor Series (200V-1kV)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage NP0 Capacitor Series (2kV-10kV)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage X7R Capacitor Series (200V-1kV)

Stable ceramic capacitor
High quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage X7R Capacitor Series (2kV-10kV)

Stable ceramic capacitor
High quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Inductance Capacitor Series

Low inductance capacitors for high energy transfer
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 2.5% at 1KHz
Insulation resistance of 20°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less

SRT Microcéramique Low Voltage BX Capacitor Series (50-100V)

Stable ceramic capacitor
Better voltage behaviour compared to X7R dielectric
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Voltage NP0 Capacitor Series (16-100V)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Voltage X7R Capacitor Series (16-100V)

Stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Non Magnetic NP0 Capacitor Series

Non magnetic NP0 (Type 1) MLCC Capacitors
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

RARA IRV60

Metal clad wire wound resistor
Option of flying leads (tab terminals are standard)
Inductive or non-inductive design
Insulation resistance of 20MΩ minimum
Temperature range of -55°C up to +200°C
Extruded aluminium vertical housing
Short time overload of 5 x power rating is 5 seconds

RARA UHPS

4-terminal shunt resistor
Resistance options of 0.2mΩ and 1mΩ
Tolerances of ±0.05% to ±1%
TCR of ±10 ppm/°C
Power rating of 100W (on a suitable heat sink)
Temperature range from -55°C to +100°C

SRT Microcéramique Chip Capacitors with Negative TC

NP0 (C0G) Chip ceramic capacitor with negative TC
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kH (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Frequency Capacitor Series

MLCC Capacitor for RF and Microwave communication
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 5.10^-4 at 1V_rms and 1MHz for values ≤ 1000pF and under 5.10^-4 at 1V_rms and 1KHz for values > 1000pF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Power Low Frequency Capacitor Series

MLCC high power, low capacitance variation with voltage capacitors
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance under 20000 MOhm or 500 Ohm-Farad at 25°C under 500V
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Temperature NP0 Capacitor Series

High Temperature, ultra stable MLCC Capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Temperature X7R Capacitor Series

High Temperature MLCC Capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage NP0 Capacitor Series (200V-1kV)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage NP0 Capacitor Series (2kV-10kV)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage X7R Capacitor Series (200V-1kV)

Stable ceramic capacitor
High quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique High Voltage X7R Capacitor Series (2kV-10kV)

Stable ceramic capacitor
High quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Inductance Capacitor Series

Low inductance capacitors for high energy transfer
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 2.5% at 1KHz
Insulation resistance of 20°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less

SRT Microcéramique Low Voltage BX Capacitor Series (50-100V)

Stable ceramic capacitor
Better voltage behaviour compared to X7R dielectric
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Voltage NP0 Capacitor Series (16-100V)

Ultra stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Low Voltage X7R Capacitor Series (16-100V)

Stable ceramic capacitor
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor up to 0.025 at 1kHz for C over 1nF, and up to 0.025 at 1MHz for C up to 1nF
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

SRT Microcéramique Non Magnetic NP0 Capacitor Series

Non magnetic NP0 (Type 1) MLCC Capacitors
Highest quality and reliability, suitable for safety-critical industries
Dissipation factor under 10.10^-4 at 1V_rms and 1kHz (or 1MHz)
Insulation resistance of 25°C/Un 10⁵ MΩ or 1000 Ohm-Farad whichever is less and 125°C/Un 10⁴ MΩ or 100 Ohm-Farad whichever is less
Dielectric strength test performed per method 103 of EIA 198-2-E

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