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Specifications
Tolerance:
±10%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
500mW
Number of Turns:
20
Resistance:
10kΩ
Mfr. Part #:
67WR10KLFTB
Package:
Through Hole
Key Attributes
Model Number:
67WR10KLFTB
Product Description
Product Overview
The Model 67 Cermet Trimming Potentiometer by TT electronics is a highly reliable, long-life, 3/8" square multiturn potentiometer designed for applications requiring adjustability or calibration. It is sealed for compatibility with aqueous PCB cleaning processes and offers essentially infinite resolution.
Product Attributes
- Brand: TT electronics
- Model: 67 Cermet Trimming Potentiometer
- Origin: Mexicali, B.C. Mexico
- Material: Cermet
- Features: Sealed for aqueous PCB cleaning, Highly reliable, Long life
Technical Specifications
| Specification | Value |
|---|---|
| Standard Resistance Range | 10 Ohms to 2 Megohms |
| Standard Resistance Tolerance | ±10% (<100 Ohms = ±20%) |
| Input Voltage | 200 Vdc max. or rms not to exceed power rating |
| Slider Current | 100 mA max. or within rated power, whichever is less |
| Power Rating | 0.5 Watts at 85°C derating to 0 at 125°C |
| End Resistance | 2 Ohms max |
| Actual Electrical Travel | 20 turns nominal |
| Dielectric Strength | 900 Vrms |
| Insulation Resistance | 1,000 Megohms minimum |
| Resolution | Essentially infinite |
| Contact Resistance Variation | 1% or 1 Ohm max., whichever is greater |
| Seal | 85°C Fluorinert® (No Leaks) |
| Temperature Coefficient | ±100 ppm/°C (<100 Ohms = ±250 ppm/°C) |
| Operating Temperature Range | -55°C to +125°C |
| Thermal Shock | Five cycles –55°C to +125°C (1% ΔRT, 1% ΔVR) |
| Moisture Resistance | Ten 24 hour cycles (1% ΔRT, IR 1,000 Megohms min.) |
| Shock | 6 ms saw-tooth, 100 G’s (1% ΔRT, 1% ΔVR) |
| Vibration | 20 G’s, 10 to 2,000 Hz (1% ΔRT, 1% ΔVR) |
| High Temperature Exposure | 250 hours at 125°C (2% ΔRT, 2% ΔVR) |
| Rotational Life | 200 cycles (3% ΔRT) |
| Load Life | 1,000 hours at 70°C & 0.5 Watts (2% ΔRT) |
| Resistance to Solder Heat | 260°C for 10 sec. (1% ΔRT) |
| Mechanical Stops | Clutch action, both ends |
| Torque, starting | 5 oz.-in. max. (0.035 N-m) |
| Weight | 0.04 oz. nominal (1.1 grams) |
2410121808_TT-Electronics-67WR10KLFTB_C5537264.pdf
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