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Supporting Manufacturer Information

±2.5 ppm/°C series

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 SLD Series

Ultra precision, 2 element resistor network
Resistance range 50Ω and 30kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature range from -25°C to +125°C

Alpha SM Series

Ultra precision, 2 element resistor network
Resistance range 50Ω and 30kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.3W (at +125°C)
Temperature range from -65°C to +150°C

Alpha ADR 1-Dial Series

Fully customisable 1-dial resistance box
Up to 24 unique 5-digit resistance values
Resistance range from 1Ω up to 1MΩ
Tolerance of ±0.02%, ±0.05% or ±0.1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Lightweight, compact size

Alpha ATV Series

Current / voltage conversion adaptor
Resistance range from 1Ω to 100 kΩ
Accuracy of ±0.1%
TCR of ±2.5 ppm/°C
Power rating of 0.1W or n0.25W (at +70°C)
Maximum working current of 0.001A to 0.5A

Alpha FLA Series

High precision resistor
Conformally coated through-hole design
Resistance range from 5Ω to 100kΩ
Tolerance from ±0.05% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Temperature Range from -25°C up to +155°C
Power rating of 0.125W (at +70°C)

Alpha FLB Series

High precision resistor
Conformally coated through-hole design
Resistance range from 1Ω to 150kΩ
Tolerance from ±0.02% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha FLC Series

High precision resistor
Conformally coated through-hole design
Resistance range from 1Ω to 200kΩ
Tolerance from ±0.01% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha FNP Series

High power precision shunt resistor
Resistance range form 0.001Ω to 1Ω
Tolerance from ±0.05% to ±1%
TCR from ±1 ppm/°C to ±5 ppm/°C
Power rating of 500W (on a heat sink)
Temperature range from -55°C up to +125°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 HG Series

Ultra-precision hermetically sealed resistor
Resistance range form 1Ω to 10kΩ
Tolerance from ±0.005% to ±1%
TCR of ±1 ppm/°C or ±2.5 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +150°C

Alpha LSR Series

High power standard resistor
Nominal resistance values of 0.001Ω, 0.01Ω or 0.1Ω
Accuracy of ±25 ppm, ±50 ppm or ±100 ppm
TCR of ±2.5 ppm/°C
Power rating of 1W or 4W
Long-term stability better than 20 ppm/year

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 MATF Series

Precision thin film resistor (transfer moulded)
Resistance ranges from 200kΩ up to 10MΩ
Tolerances from ±0.01% up to ±0.01% (model dependant)
TCR of 0±1ppm/°C to 0±10ppm/°C (model dependant)
Pin pitch of 3.81±0.25mm
Lead length of 25±10mm
Working temperature range from -65°C up to +175°C

Alpha MB Series

Ultra-precision transfer moulded resistor
Resistance range form 5Ω to 400kΩ
Tolerance from ±0.005% to ±1%
TCR of ±1 ppm/°C, ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.5W (at 125°C)
Temperature range from -65°C up to +175°C

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 SLD Series

Ultra precision, 2 element resistor network
Resistance range 50Ω and 30kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature range from -25°C to +125°C

Alpha SM Series

Ultra precision, 2 element resistor network
Resistance range 50Ω and 30kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.3W (at +125°C)
Temperature range from -65°C to +150°C

Alpha ADR 1-Dial Series

Fully customisable 1-dial resistance box
Up to 24 unique 5-digit resistance values
Resistance range from 1Ω up to 1MΩ
Tolerance of ±0.02%, ±0.05% or ±0.1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Lightweight, compact size

Alpha ATV Series

Current / voltage conversion adaptor
Resistance range from 1Ω to 100 kΩ
Accuracy of ±0.1%
TCR of ±2.5 ppm/°C
Power rating of 0.1W or n0.25W (at +70°C)
Maximum working current of 0.001A to 0.5A

Alpha FLA Series

High precision resistor
Conformally coated through-hole design
Resistance range from 5Ω to 100kΩ
Tolerance from ±0.05% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Temperature Range from -25°C up to +155°C
Power rating of 0.125W (at +70°C)

Alpha FLB Series

High precision resistor
Conformally coated through-hole design
Resistance range from 1Ω to 150kΩ
Tolerance from ±0.02% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha FLC Series

High precision resistor
Conformally coated through-hole design
Resistance range from 1Ω to 200kΩ
Tolerance from ±0.01% to ±1%
TCR of ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha FNP Series

High power precision shunt resistor
Resistance range form 0.001Ω to 1Ω
Tolerance from ±0.05% to ±1%
TCR from ±1 ppm/°C to ±5 ppm/°C
Power rating of 500W (on a heat sink)
Temperature range from -55°C up to +125°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 HG Series

Ultra-precision hermetically sealed resistor
Resistance range form 1Ω to 10kΩ
Tolerance from ±0.005% to ±1%
TCR of ±1 ppm/°C or ±2.5 ppm/°C
Power rating of 0.3W (at 125°C)
Temperature range from -65°C up to +150°C

Alpha LSR Series

High power standard resistor
Nominal resistance values of 0.001Ω, 0.01Ω or 0.1Ω
Accuracy of ±25 ppm, ±50 ppm or ±100 ppm
TCR of ±2.5 ppm/°C
Power rating of 1W or 4W
Long-term stability better than 20 ppm/year

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 MATF Series

Precision thin film resistor (transfer moulded)
Resistance ranges from 200kΩ up to 10MΩ
Tolerances from ±0.01% up to ±0.01% (model dependant)
TCR of 0±1ppm/°C to 0±10ppm/°C (model dependant)
Pin pitch of 3.81±0.25mm
Lead length of 25±10mm
Working temperature range from -65°C up to +175°C

Alpha MB Series

Ultra-precision transfer moulded resistor
Resistance range form 5Ω to 400kΩ
Tolerance from ±0.005% to ±1%
TCR of ±1 ppm/°C, ±2.5 ppm/°C or ±5 ppm/°C
Power rating of 0.5W (at 125°C)
Temperature range from -65°C up to +175°C