Alpha Electronics

Custom (1Ω - 5Ω) series

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Alpha PE Series

Ultra-precision 4 terminal shunt resistor
Resistance range form 0.5Ω to 500Ω
Tolerance from ±0.01% to ±5%
TCR of ±2.5 ppm/°C, ±5 ppm/°C or ±15 ppm/°C
Power rating of upto 10W (on a heat sink at 70°C)
Temperature range from -55°C up to +155°C

Alpha HC Series

Ultra-precision hermetically sealed resistor
Resistance range form 1Ω to 120kΩ
Tolerance from ±0.005% to ±1%
TCR from ±1 ppm/°C to ±15 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +150°C

Alpha HD Series

Ultra-precision hermetically sealed resistor
Resistance range form 1Ω to 120kΩ
Tolerance from ±0.005% to ±1%
TCR from ±1 ppm/°C to ±15 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +150°C

Alpha MA Series

Ultra-precision transfer moulded resistor
Resistance range form 1Ω to 200kΩ
Tolerance from ±0.005% to ±1%
TCR from ±1 ppm/°C to ±15 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +175°C

Alpha MC Series

Ultra-precision transfer moulded resistor
Resistance range form 1Ω to 200kΩ
Tolerance from ±0.005% to ±1%
TCR from ±1 ppm/°C to ±15 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +175°C

Alpha PB Series

Ultra-precision power resistor
Resistance range form 0.4Ω to 50kΩ
Tolerance from ±0.02% to ±5%
TCR of ±2.5 ppm/°C, ±5 ppm/°C or ±15 ppm/°C
Power rating of upto 10W (on a heat sink at 125°C)
Temperature range from -55°C up to +155°C

Alpha PD Series

Ultra-precision power resistor
Resistance range form 0.1Ω to 10kΩ
Tolerance from ±0.02% to ±5%
TCR of ±2.5 ppm/°C, ±5 ppm/°C or ±15 ppm/°C
Power rating of upto 8W (on a heat sink at 25°C)
Temperature range from -55°C up to +155°C