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Specifications
Tolerance:
±25%
Temperature Coefficient:
±250ppm/℃
Power(Watts):
150mW
Resistance:
2.2kΩ
Mfr. Part #:
VG039NCHXTB222
Package:
SMD
Key Attributes
Model Number:
VG039NCHXTB222
Product Description
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 a nominal total resistance range from 100 to 1 M with a total resistance tolerance of 25%. It operates within a wide temperature range and is suitable for various applications requiring precise resistance adjustment.
Product Attributes
- Brand: HOKURIKU ELECTRIC INDUSTRY CO., LTD.
- Product Type: Variable Resistor (Trimmer Potentiometer)
- Resistor Technology: Metal-Glaze Resistor
- Origin: CHINA
- Series: 1235 series (refer to Application List)
- Marking: Nominal total resistance indicated by significant figures and quantity of zeros (e.g., 1 k = 13).
- Preset Position: Moving contact set at 50% 15% of total rotation angle on delivery.
- Soldering Method: Recommended reflow soldering; not applicable to flow soldering.
- Environmental Compliance: RoHS compliant (indicated by 'RoHS' marking).
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | VG039NCHXT |
| Nominal Total Resistance Range | 100 to 1 M |
| Total Resistance Tolerance | 25 % |
| Power Rating | 0.15 W (at up to +70 ) |
| Operating Temperature Range | -40 to +100 |
| Storage Temperature Range | -10 to +40 |
| Maximum Operating Voltage | 50 V |
| Rated Voltage Formula | E = PR (P: Power Rating, R: Nominal Total Resistance) |
| 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. |
| Resistance Law (Taper) | 40% to 60% output voltage ratio at the middle of total rotational angle (Linear taper). |
| Ineffective Rotation | 10% or less of total mechanical rotation at each end. |
| Residual Resistance ( 1 k) | 20 or less |
| Residual Resistance (> 1 k) | 2% or less of total nominal resistance |
| 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. (10 Hz to 55 Hz, 1.5 mm amplitude for 2h in 3 directions). |
| Resistance to Soldering Heat | Within 2% of initial resistance. (Reflow: Peak 260, 10s; Soldering iron: 40010, 3s). |
| 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 1000 h12 h). |
| Temperature Cycle | Within 2% change in total resistance. (5 cycles of -40 to +100). |
| 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 1000 h12 h). |
| Rotational Life | Within 10% change in total resistance. (20 cycles2 cycles at 10 min). |
| Taping Quantity | 2500 pcs./reel |
| Peeling Strength of Cover Tape | 0.1 N to 0.7 N |
2410121342_HDK-VG039NCHXTB222_C145162.pdf
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