Potentiometer/Trimmer Selector Guide


Economy Trimmers - Single Turn
Series 500E Series
(Replaces Spectrol
63P Series)
500E Series
(Replaces Spectrol
63X Series)
500E Series
(Replaces Bourns
3386W Series)
500E Series
(Replaces Spectrol
75H Series)
500E Series
(Replaces Spectrol
76P Series)
Package Type Package Type Package Type Package Type Package Type
Package Size 3/8" Square 3/8" Square 3/8" Square 1/4" Round 1/4" Square
Adjustment Top Side Side Top Top
Element Type Cermet Cermet Cermet Cermet Cermet
Resistance Range 100 Ohms to 1 Meg Ohms 500 Ohms to 100K Ohms 10 Ohms to 2 Meg Ohms 1K Ohms to 2 Meg Ohms 1K Ohms to 1 Meg Ohms
Resistance Tolerance ±10% ±10% ±10% ±10% ±10%
TC PPM/°C ±100 ±100 ±200 ±100 ±100
Power Rating 1/2W @ +70°C 1/2W @ +70°C 1/2W @ +70°C 1/2W @ +70°C 1/2W @ +70°C
Electrical Travel 300° 300° 300° 280° 250°
Contact Resistance
Variation (CRV)
≤ 3% ≤ 3% ≤ 3% or 5 Ohms 3% or 3 Ohms 1% or 3 Ohms
Temperature Range -55° to +125°C -55° to +125°C -55° to +125°C -55° to +150°C -55° to +125°C
Mechanical Life 200 Cycles 200 Cycles 200 Cycles 200 Cycles 200 Cycles




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