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Alpha Electronics

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 PSB Series

Ultra-precision power shunt resistor
Resistance range form 0.001Ω to 1Ω
Tolerance of ±0.1%, ±0.5% or 1%
TCR of ±5 ppm/°C or ±15 ppm/°C
Power rating of upto 40W (on a heat sink at 25°C)
Temperature range from -55°C up to +85°C

Alpha RBD Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 0.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RBF Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 1W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RBH Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 0.1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 1.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWA Series

High precision wraparound resistor
Resistance range form 100Ω to 5kΩ
Tolerance of ±005% or ±0.1%
TCR of ±5 ppm/°C
Power rating of 0.1W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWB Series

High precision wraparound resistor
Resistance range form 10Ω to 10kΩ
Tolerance from ±0.02% to ±0.5%
TCR of ±2 ppm/°C, ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.2W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWC Series

High precision wraparound resistor
Resistance range form 5Ω to 130kΩ
Tolerance from ±0.01% to ±0.5%
TCR of ±2 ppm/°C, ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.3W (at 70°C)
Temperature range from -65°C to +155°C

Alpha SC Series

Ultra precision resistor network
Resistance range form 30Ω to 120kΩ
Tolerance from ±0.01% to ±0.5%
TCR of ±5 ppm/°C
Power rating of 1.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha SE Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 1W (at +70°C)
Temperature range from -25°C to +125°C

Alpha SF Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 0.5W (at +70°C)
Temperature range from -25°C to +125°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 SS Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 0.5W (at +70°C)
Temperature range from -25°C to +125°C

Alpha TLA Series

Conformally coated thin film precision resistor
Resistance range from 100kΩ to 5MΩ
Tolerance from ±0.05% to ±1%
TCR of ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.125W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha TLC Series

Conformally coated thin film precision resistor
Resistance range from 200kΩ to 10MΩ
Tolerance from ±0.02% to ±1%
TCR of ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°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 PSB Series

Ultra-precision power shunt resistor
Resistance range form 0.001Ω to 1Ω
Tolerance of ±0.1%, ±0.5% or 1%
TCR of ±5 ppm/°C or ±15 ppm/°C
Power rating of upto 40W (on a heat sink at 25°C)
Temperature range from -55°C up to +85°C

Alpha RBD Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 0.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RBF Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 1W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RBH Series

Ultra-precision current sensing resistor
Resistance range form 0.01Ω to 0.1Ω
Tolerance from ±0.5% to ±5%
TCR of ±10 ppm/°C or ±25 ppm/°C
Power rating of 1.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWA Series

High precision wraparound resistor
Resistance range form 100Ω to 5kΩ
Tolerance of ±005% or ±0.1%
TCR of ±5 ppm/°C
Power rating of 0.1W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWB Series

High precision wraparound resistor
Resistance range form 10Ω to 10kΩ
Tolerance from ±0.02% to ±0.5%
TCR of ±2 ppm/°C, ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.2W (at 70°C)
Temperature range from -65°C to +155°C

Alpha RWC Series

High precision wraparound resistor
Resistance range form 5Ω to 130kΩ
Tolerance from ±0.01% to ±0.5%
TCR of ±2 ppm/°C, ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.3W (at 70°C)
Temperature range from -65°C to +155°C

Alpha SC Series

Ultra precision resistor network
Resistance range form 30Ω to 120kΩ
Tolerance from ±0.01% to ±0.5%
TCR of ±5 ppm/°C
Power rating of 1.5W (at 70°C)
Temperature range from -65°C to +155°C

Alpha SE Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 1W (at +70°C)
Temperature range from -25°C to +125°C

Alpha SF Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 0.5W (at +70°C)
Temperature range from -25°C to +125°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 SS Series

Conformally coated precision resistor network
Resistance range 30Ω and 120kΩ
Tolerance from ±0.05% to ±0.1% available
TCR of ±5 ppm/°C
Power rating of 0.5W (at +70°C)
Temperature range from -25°C to +125°C

Alpha TLA Series

Conformally coated thin film precision resistor
Resistance range from 100kΩ to 5MΩ
Tolerance from ±0.05% to ±1%
TCR of ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.125W (at +70°C)
Temperature Range from -25°C up to +155°C

Alpha TLC Series

Conformally coated thin film precision resistor
Resistance range from 200kΩ to 10MΩ
Tolerance from ±0.02% to ±1%
TCR of ±5 ppm/°C or ±10 ppm/°C
Power rating of 0.25W (at +70°C)
Temperature Range from -25°C up to +155°C

Authorised Partner

Supporting Manufacturer Information

About Alpha Electronics

Ultra Precision Bulk Metal® Foil Resistors

Wide range of SMD and through-hole resistors and resistor networks
Z-foil technology ultra-high precision SMD resistors (MPP & MQP series)
Tightest tolerance of ±0.005%, typical TCR of 0.14ppm/°C
Excellent long term stability of 5ppm/year
Standard resistors and resistance boxes