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Specifications
Tolerance:
±25%
Temperature Coefficient:
±250ppm/℃
Power(Watts):
150mW
Resistance:
500kΩ
Mfr. Part #:
VG039NCHXTB504
Package:
SMD
Key Attributes
Model Number:
VG039NCHXTB504
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 applications requiring precise resistance adjustment.
Product Attributes
- Brand: HOKURIKU ELECTRIC INDUSTRY CO., LTD.
- Product Type: Variable Resistor / Trimmer Potentiometer
- Series: 1, 2, 3, 5 series (refer to Application List)
- Origin: CHINA
- Resistor Type: Metal-Glaze Resistor
- Construction: Chip trimmer potentiometer
- Marking: Nominal total resistance indication (e.g., 1 k = 13, 10 k = 14)
- Preset Position: 50% 15% of total rotation angle on delivery
- Soldering Method: Reflow soldering recommended; not applicable to flow soldering.
- Environmental Compliance: RoHS
Technical Specifications
| Specification | Details |
|---|---|
| Model Number | VG039NCHXT |
| 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. |
| Resistance Law (Taper) | 40% to 60% output voltage ratio at middle of total rotational angle (Linear taper) |
| Ineffective Rotation | 10% or less of total mechanical rotation at each end. |
| Residual Resistance (Total nominal resistance 1 k) | 20 or less |
| Residual Resistance (Total nominal 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% resistance change; no instant open during test (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 for 10s; Soldering iron: 40010 for 3s). |
| High Temperature Storage | Within 5% total resistance change after 1000h at 702. |
| Load Life | Within 5% total resistance change after 1000h at 702 with rated voltage. |
| Temperature Cycle | Within 2% total resistance change after 5 temperature cycles (-40 to 100). |
| Humidity Resistance | Within 5% total resistance change after 1000h at 402 / 90-95% RH. |
| Humidity Load Life | Within 5% total resistance change after 1000h at 402 / 90-95% RH with rated voltage. |
| Rotational Life | Within 10% total resistance change after 20,000 cycles (10 min rate). |
| Taping Quantity | 2500 pcs/reel |
| Peeling Strength of Cover Tape | 0.1 N to 0.7 N |
2410121342_HDK-VG039NCHXTB504_C128558.pdf
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