Series P and PR trimmers feature carbon composition elements and a compact size
for applications requiring high reliability.

Series P
Precision Series P

Features
  • hot molded carbon element
  • all metal shaft and housing
  • sealed for PCB washing
  • pin terminals or solder lugs
  • compact size

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

Ordering Information - Series P

Example: PU1052
Sherburn Electronics Inc.  2024
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800-366-3066