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Metal Glaze Resistor variable resistor HDK VG039NCHXTB202 chip trimmer potentiometer for electronic devices

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Metal Glaze Resistor variable resistor HDK VG039NCHXTB202 chip trimmer potentiometer for electronic devices

Tolerance : ±25%

Temperature Coefficient : ±250ppm/℃

Power(Watts) : 150mW

Resistance : 2kΩ

Description : ±25% ±250ppm/℃ 150mW 2kΩ SMD Trimmer Potentiometers RoHS

Mfr. Part # : VG039NCHXTB202

Model Number : VG039NCHXTB202

Package : SMD

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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
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 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: Suitable for reflow soldering; not applicable to flow soldering.
Safety Note: Not intended for use in applications requiring advanced safety and reliability, such as those affecting human life, or in nuclear-related applications.

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)
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	2% or less of total nominal resistance (for > 1 k) or 20 or less (for 1 k).
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 2 h in 3 directions).
Resistance to Soldering Heat	Within 2% of initial resistance.
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 successive cycles).
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
Taping Peeling Strength	0.1 N to 0.7 N

2410121342_HDK-VG039NCHXTB202_C128549.pdf

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