NTE Electronics 43P Series Catalog Page
Features
• Multifinger wiper for better contact resistance variation
• Unique “T” slider block for excellent stability and setability
• Chevron shaft for sealing and smooth consistant torque
• IC style pins for easier board insertion
Spectrol 43P Series
Trimmer − 3/4” rectangular, multiturn
cermet
Spectrol No. NTE Part No.
43P−100 500−0001 10 T1
43P−200 500−0002 20 T1
43P−500 500−0003 50 T1
43P−101 500−0004 100 T1
43P−201 500−0005 200 T1
43P−501 500−0006 500 T1
43P−102 500−0007 1K T1
43P−202 500−0008 2K T1
43P−502 500−0009 5K T1
43P−103 500−0010 10K T1
43P−203 500−0011 20K T1
43P−253 500−0012 25K T1
43P−503 500−0013 50K T1
43P−104 500−0014 100K T1
43P−204 500−0015 200K T1
43P−254 500−0016 250K T1
43P−504 500−0017 500K T1
43P−105 500−0018 1M T1
43P−205 500−0019 2M T1
Value
(Ohms)
Diag No.
T1
.750 (19.05) .060 (1.52) .190
.100 (2.54)
Dia
.250
.025 (0.64) x
.030 (0.76) DP
.020 (0.51) .015 (0.38)
.125 (3.18)
.200 (5.08)
.500 (12.7)
(6.35)
.187
(4.75)
(4.83)
2
1
Clockwise
Specifications
Electrical
Effective Travel: 20 turns nom
Resistance Range: 10Ω to 2 Meg Ω
Resistance Tolerance: ±10%
End Resistance: 2Ω max
Temperature Coefficient of Resistance:
Power Rating: 3/4 Watt @ 70°C derated to 0 Watts @ 125°C
Dielectric Withstanding Voltage:
Insulation Resistance: 1000 Meg Ω min
Contact Resistance Variation: 1% or 1Ω, whichever is greater
Mechanical
Stop: Wiper idles against stops
Operating Torque: 22.5mNm max
Rotation Life: 200 cycles min with max change of ±2% in total
resistance
Resistance Element: Cermet
Setability: ±0.05% RT
Environmental
Operating Temperature: −55°C to +125°C
Electrical Endurance: 1000 hour
Mechanical Life: 200 cycles
±100 ppm/°C. 100Ω to 2 Meg Ω
−100 to +200 ppm/°C. 10Ω, 20Ω, and 50Ω
1000V AC at sea level
250V AC at 80,000 feet (24,400 meters)
.010
(0.25)
.100
(2.54)
Wiper
.185
(4.7)
3
12
NTE Electronics, Inc. D Voice (973) 748−5089 D FAX (973) 748−6224 D http://www.nteinc.com
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