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Specifications
Voltage Rating:
-
Tolerance:
±10%
Temperature Coefficient:
±250ppm/℃
Power(Watts):
500mW
Number of Turns:
-
Resistance:
50kΩ
Mfr. Part #:
WI-11-503
Model Number:
WI-11-503
Package:
Through Hole
Key Attributes
Product Description
WI 11 Pre-set Potentiometer
The WI 11 is a pre-set potentiometer from the BOCHEN () brand, designed for precise resistance adjustment. It offers a wide range of resistance values and tight tolerances, suitable for various electronic applications requiring accurate control.
Product Attributes
- Brand: (BOCHEN)
- Origin: (Chengdu Guosheng Technology Co., Ltd.)
Technical Specifications
| Characteristic | Specification | Details |
|---|---|---|
| Electrical Characteristics | ||
| Nominal Resistance Range | 100500K | |
| Resistance Tolerance | 10% | (10% not marked) |
| Terminal Resistance | 1%R or 2 (whichever is greater) | |
| Contact Resistance Variation (CRV) | 1%R or 2 | |
| Withstand Voltage | 101.3kPa: 500V | 8.5kPa: 350V |
| Insulation Resistance (Ri) | 1G | (100Vac) |
| Effective Electrical Travel | 23010 | |
| Environmental Characteristics | ||
| Rated Power | 0.5W | (315V max, at 70, 0W at 125) |
| Temperature Range | -55~+125 | |
| Temperature Coefficient (TCR) | 250ppm/ | |
| Temperature Variation | R(2%R+0.1) | (Uab/Uac)1%R |
| Collision | 390m/S | 4000 cycles, R1%R |
| Electrical Endurance at 70 | 0.5W, 1000h | R10%R, (Uab/Uac)10% |
| Mechanical Endurance | 200 cycles | R10%R |
| Steady Damp-Heat | R3%R, R1100M | |
| Physical Characteristics | ||
| Total Mechanical Travel | 24010 | |
| Starting Torque | 20mN.m | |
| Clutch Torque | 50mN.m | |
| Standard Packaging | 10PCS/tube | |
Naming Convention
WI11 Series Potentiometer Naming Rule: WI11- [Resistance Code] [Tolerance]
Example: WI11-103 10%
Resistance Code Table
| Resistance () | Resistance Code | Notes |
|---|---|---|
| 100 | 101 | |
| 200 | 201 | |
| 500 | 501 | |
| 1,000 | 102 | |
| 2,000 | 202 | |
| 5,000 | 502 | |
| 10,000 | 103 | |
| 20,000 | 203 | |
| 25,000 | 253 | |
| 50,000 | 503 | |
| 100,000 | 104 | |
| 200,000 | 204 | |
| 250,000 | 254 | |
| 500,000 | 504 |
Note: All resistances other than those listed above are non-standard.
2410121320_BOCHEN-WI-11-503_C2909994.pdf
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