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Specifications
Tolerance:
±25%
Temperature Coefficient:
±250ppm/℃
Power(Watts):
150mW
Resistance:
1MΩ
Mfr. Part #:
VGF39NCHXT-B105
Package:
SMD-3P,3.8x3.7mm
Key Attributes
Model Number:
VGF39NCHXT-B105
Product Description
HOKURIKU ELECTRIC INDUSTRY CO., LTD. - VGF39NCHXT HDK Variable Resistor
Product Overview
The HOKURIKU ELECTRIC INDUSTRY CO., LTD. VGF39NCHXT HDK is a 3mm chip trimmer potentiometer featuring a Metal-Glaze-Resistor, designed for general electronic equipment applications. It offers a wide operating temperature range, stable performance characteristics, and reliable mechanical and electrical properties, making it suitable for various electronic circuits requiring precise resistance adjustment.
Product Attributes
- Brand: HDK (HOKURIKU ELECTRIC INDUSTRY CO., LTD.)
- Type: VGF39NCHXT
- Origin: CHINA (DANDONG NEW LAND ELECTRONIC Co., Ltd.)
- Conforms to: RoHS Directives
Technical Specifications
| Specification | Details |
|---|---|
| Scope | 3 mm Chip trimmer potentiometer with Metal-Glaze-Resistor, used in electronic equipment. |
| Dimensions | See attached Drawing. |
| Materials | See attached Material List. |
| Operating Temperature Range | -40 to +100 |
| Storage Temperature Range | -40 to +100 |
| Nominal Total Resistance Range | 100 to 1 M |
| Total Resistance Tolerance | 25 % |
| Power Rating | 0.15 W (up to +70 ) |
| Maximum Operating Voltage | 50 V |
| Total Mechanical Rotation | 270 20 |
| Rotational Torque | 0.98 mNm to 11.76 mNm |
| Push Load | 9.8 N (applied axially for 30 seconds) |
| End Stop Strength | 14.7 mNm (torsion moment for 5 seconds) |
| Soldering Strength | 9.8 N (horizontal), 4.9 N (vertical) applied for 30 seconds after soldering. |
| Contact Resistance (Total nominal resistance 1 k) | 5 % of nominal total resistance |
| Contact Resistance (Total nominal resistance > 1 k) | 2 % of nominal total resistance |
| Residual Resistance (1-2 or 2-3 terminals) | 20 (for total resistance 1 k) |
| Residual Resistance (1-2 or 2-3 terminals) | 2 % of nominal total resistance (for total resistance > 1 k) |
| Ineffective Rotation | 10 % of total mechanical rotation (at each end) |
| Temperature Coefficient (T.C.R.) | 250 ppm/ |
| Resistance Law (Taper) | B characteristic (Linear taper) (40% to 60% at 50% angle) |
| Vibration Resistance | 1.5 mm amplitude, 10 Hz to 55 Hz cycle for 2 hours in X, Y, Z directions. Change in resistance: Within 5% of initial value. |
| Load Life | 1000 h 12 h at 70 2 with rated DC voltage. Change in total resistance: Within 5% of initial value. |
| High Temperature Storage | 1000 h 12 h at 70 2 . Change in total resistance: Within 2% of initial value. |
| Temperature Cycle Endurance | 5 successive temperature cycles. Change in total resistance: Within 2% of initial value. |
| Rotational Life | 20 cycles 2 cycles at 10 min (90% of total mechanical rotation). Change in total resistance: Within 10% of initial value. |
| Humidity Load Life | 1000 h 12 h at 40 2 , 90-95% RH with rated DC voltage. Change in total resistance: Within 5% of initial value. |
| Humidity Endurance | 1000 h 12 h at 40 2 , 90-95% RH without load. Change in total resistance: Within 5% of initial value. |
| Preset Position (Delivery) | 50% 15% of total rotation angle. |
| Taping Quantity | 2,500 pcs/reel (excluding fractions) |
2411220546_HDK-VGF39NCHXT-B105_C22461456.pdf
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