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Specifications
Tolerance:
±10%
Temperature Coefficient:
±100ppm/℃
Power(Watts):
250mW
Number of Turns:
9
Resistance:
10kΩ
Mfr. Part #:
44WR10KLFT7
Package:
SMD
Key Attributes
Model Number:
44WR10KLFT7
Product Description
Model 44 Cermet Trimming Potentiometer
The Model 44 is a space-saving SMD cermet trimming potentiometer designed for applications requiring adjustability or calibration. Its sealed construction withstands aggressive water wash, and its long-life, set-and-forget design ensures BI quality and reliability. Available in top and side adjustment versions with J-Hook or gull wing termination, it is suitable for medical and consumer electronics applications.
Product Attributes
- Brand: TT electronics | BI Technologies
- Material: Cermet
Technical Specifications
| Specification | Value |
| Standard Resistance Range | 10 Ohms to 2 Megohms |
| Standard Resistance Tolerance | ±10% (<100 Ohms = ±20%) |
| Input Voltage | 300 Vdc max. or rms not to exceed power rating |
| Slider Current | 100 mA max. or within rated power, whichever is less |
| Power Rating | 0.25 Watts at 85°C derating to 0 at 150°C |
| End Resistance | 1% or 2 Ohms max., whichever is greater |
| Actual Electrical Travel | 9 turns nominal |
| Dielectric Strength | 600 Vrms |
| Insulation Resistance | 1,000 Megohms minimum |
| Resolution | Essentially infinite |
| Contact Resistance Variation | 1% or 3 Ohm max., whichever is greater |
| Seal | 85°C Fluorinert® (No Leaks) |
| Temperature Coefficient | ±100 ppm/°C (<100 Ohms = ±250 ppm/°C) |
| Operating Temperature Range | -65°C to +150°C |
| Thermal Shock | Five cycles –65°C to +150°C (2% ΔRT, 1% ΔVR) |
| Moisture Resistance | Ten 24 hour cycles (2% ΔRT, IR 10 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) |
| Rotational Life | 200 cycles (3% ΔRT, 1% CRV) |
| Load Life | 1,000 hours at 85°C & 0.25 Watts (2% ΔRT, 1% CRV) |
| Resistance to Solder Heat | 260°C for 10 sec. (1% ΔRT) |
| Temperature Exposure | 215°C for 3 min. maximum (1% ΔRT) |
| Solderability | Per MIL-STD-202, method 208 |
| Mechanical Stops | Clutch action, both ends |
| Torque, starting | 3 oz.-in. max. (0.021 N-m) |
| Weight | 0.01 oz. nominal (0.3 grams) |
| Packaging | Embossed Tape & Reel (13” Reel: 1000 units; 7” Reel: 500/250 units) or Anti-static tubes (100 units) |
| Standard Resistance Values | 10, 20, 50, 100, 200, 500, 1K, 2K, 5K, 10K, 20K, 25K, 50K, 100K, 200K, 250K, 500K, 1Meg, 2Meg |
2411220312_TT-Electronics-44WR10KLFT7_C5278018.pdf
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