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Series P

Series P Specs
Precision Series P - 1/2" Watt-Trimmer

Series P and PR trimmers feature carbon composition elements and a compactize for applications requiring high reliability.
  • hot molded carbon element
  • all metal shaft and housing
  • sealed for PCB washing
  • pin terminals or solder lugs
  • compact size
  • special tapers
  • customer specified marking
Electrical Specifications

Resistance range, linear taper: 100 to 5 Meg

Resistance range, logarithmic taper: 150 to 1 Meg

Resistance tolerance: ±10% or ±20%

Resistance taper: linear, logarithmic, reverse logarithmic; other tapers by special order

Power rating: 1/3 watt at 70°C derated to 0 watts at 120°C

Insulation resistance:
dry: 10K Meg
wet: 100K Meg

Dielectric strength: 750 V RMS at sea level

Operating voltage: 350 V, subject to power rating

Mechanical Specifications

Mechanical rotation: 295°

Operating torque: 0.5 oz/in to 6 oz/in

Rotational life: 25,000 cycles

Environmental Specifications

Operating temperature: -65°C to +125°C

Resistance to soldering heat: 350°C for 5 seconds

Humidity range: per MIL-R-94

Vibration range: per MIL-R-94

Shock resistance: per MIL-R-94

Load life: 1000 hours at 70°C

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Precision Electronics Corporation
70 Bartor Road,
Toronto, Ontario, Canada
M9M 2G5
Tel. (416) 744-8840
Fax (416) 744-6545