Product Overview
The HOKURIKU ELECTRIC INDUSTRY CO., LTD. VG039NCHXT is a 3 mm chip trimmer potentiometer featuring a Metal-Glaze Resistor. Designed for use in electronic equipment, this variable resistor offers precise control and reliable performance within a specified operating temperature range. It is suitable for applications requiring accurate resistance adjustments.
Product Attributes
- Brand: HOKURIKU ELECTRIC INDUSTRY CO., LTD.
- Product Type: Variable Resistor (Trimmer Potentiometer)
- Resistor Technology: Metal-Glaze Resistor
- Origin: CHINA
- Series: 1, 2, 3, 5 series (refer to Application List)
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | VG039NCHXT |
| Control Number | B W-6522 |
| Scope | 3 mm Chip trimmer potentiometer with Metal-Glaze Resistor, used in electronic equipment. |
| Operating Temperature Range | -40 to +100 |
| Storage Temperature Range | -10 to +40 |
| Nominal Total Resistance Range | 100 to 1 M |
| Total Resistance Tolerance | 25 % |
| Power Rating | 0.15 W (at up to +70 ) |
| Maximum Operating Voltage | 50 V |
| Total Mechanical Rotation | 270 20 |
| Rotational Torque | 0.98 mNm to 11.76 mNm |
| End Stop Strength | Withstands 14.7 mNm torsion moment for 5 seconds without distinct looseness or poor contact. |
| Push Load Strength | Withstands 9.8 N axial push load for 30 seconds without distinct looseness, poor contact, or board breaking. |
| Standard Atmospheric Conditions (for measurements) | Ambient temperature: 5 to 35 , Relative humidity: 45 % to 85 %, Air pressure: 860 hPa to 1060 hPa |
| Specific Measurement Conditions | Ambient temperature: 20 2 , Relative humidity: 60 % to 70 %, Air pressure: 860 hPa to 1060 hPa |
| Resistance Law (Taper) | 40 % to 60 % at the middle of total rotational angle (Linear taper) |
| Ineffective Rotation | 10 % or less of total mechanical rotation at each end. (For total nominal resistance 1 k: 20 or less) |
| Residual Resistance | 2 % or less of total nominal resistance (For total nominal resistance > 1 k). (For total nominal resistance 1 k: 20 or less) |
| Contact Resistance | 5 % or less of nominal total resistance. |
| Temperature Coefficient (T. C. R.) | Within 250 ppm/ |
| Vibration Resistance | Within 5 % change in resistance (1-2), without instant open during test. (10 Hz to 55 Hz and return in 1 min, 1.5 mm amplitude, 2 h each of 3 directions) |
| Resistance to Soldering Heat | Within 2 % of initial resistance. (Reflow: Peak 260 for 10 s, >230 for 40 s. Soldering iron: 400 10 for 3 s) |
| High Temperature Storage | Within 5 % change in total resistance. (70 2 for 1000 h12 h) |
| Load Life | Within 5 % change in total resistance. (70 2 with DC rated voltage for 1.5 h on/30 min off, for 1000 h12 h) |
| Temperature Cycle | Within 2 % change in total resistance. (5 successive cycles: -40 for 30 min, +100 for 30 min, with standard conditions in between) |
| Humidity Resistance | Within 5 % change in total resistance. (40 2 , 90%-95% RH for 1000 h12 h) |
| Humidity Load Life | Within 5 % change in total resistance. (40 2 , 90%-95% RH with DC rated voltage for 1.5 h on/30 min off, for 1000 h12 h) |
| Rotational Life | Within 10 % change in total resistance. (20 cycles2 cycles at 10 min) |
| Preset Position (on delivery) | 50 %15 % of total rotation angle |
| Taping Quantity | 2500 pcs./reel |
| Peeling Strength of Cover Tape | 0.1 N0.7 N |
Note on Application: Reflow soldering is recommended. Avoid flow soldering. Handle with care. Not intended for life-support or critical safety applications. Refer to EIAJ RCR-2191A for guidelines.
Marking: Nominal total resistance is indicated by significant figures and quantity of zeros (e.g., 1 k is 13, 10 k is 14).
2410121342_HDK-VG039NCHXTB153_C128547.pdf
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