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±20% 250mW 100kΩ Through Hole Trimmer Potentiometers RoHS
Mfr. Part #
JER805HM-104
Package
Through Hole
Model Number
JER805HM-104
Product Overview
The JER805HM series Ceramic Trimmer Potentiometer offers high stability, a compact size, and high precision, making it suitable for various electronic applications. Featuring a rated power of 0.5W and a wide resistance range, these potentiometers utilize a metal-glass glaze construction for reliable performance. They are designed with a linear (B) resistance change characteristic and are ideal for applications requiring precise adjustments.
Product Attributes
Brand: JER
Series: JER805HM
Type: Ceramic Trimmer Potentiometer
Adjustment Type: Micro Adjustment
Mounting Style: Horizontal
Material: Metal-glass glaze
Resistance Change Characteristic: Linear (B)
Standard Packaging: 200 pcs/bag
Compliance: Meets JIS standard (B)
Technical Specifications
Parameter
Specification
Rated Power
0.5W
Nominal Resistance Range
300 - 2M
Nominal Resistance Tolerance
20%
Max. Operating Voltage
30VAC
Wiper Noise
100mV
Zero Position Resistance (R 1K)
r01, r03 10
Zero Position Resistance (R > 1K)
r01, r03 < 1%R
Total Mechanical Travel
270 10
Effective Travel
240 10
Rotational Torque
3mNm ~ 30mNm
Detent Strength
50mNm
Operating Temperature Range
-30 to +85
Rotary Life (No Load)
Resistance change within 10% after 502 cycles
Temperature Characteristic (No Load)
Resistance change within 3% after 5 hours at 703
Temperature Cycling (No Load)
Resistance change within 3% after 5 cycles
Long-term Heat Resistance (No Load)
Resistance change within 5% after 50010 hours at 703
Damp Heat Resistance (No Load)
Resistance change within 5% after 50010 hours at 402, 90-95% RH
Load Life Characteristic
Resistance change within 5% after 50010 hours at 402, 90-95% RH with rated voltage
Solder Heat Resistance
Resistance change within 2% after 1 hour at room temperature following 30.5 sec immersion in 26010 solder bath
Temperature Coefficient
Within 250PPM/
Soldering Condition (Temperature)
26010
Soldering Condition (Time)
Within 3 seconds (total time)
Nominal Resistance Codes:
Resistance ()
Code
Resistance ()
Code
100
101
20000 (20K)
203
200
201
50000 (50K)
503
500
501
100000 (100K)
104
1000 (1K)
102
200000 (200K)
204
2000 (2K)
202
500000 (500K)
504
5000 (5K)
502
1000000 (1M)
105
10000 (10K)
103
Product Naming Convention:
JER - 805 - H - M - 102
JER: Series
805: Model
H: Mounting Style (Horizontal)
M: Adjustment Type (Micro Adjustment)
102: Resistance Code (e.g., 1K)
Important Usage Notes:
Ensure flux is completely dry before soldering to prevent quality degradation. Pay attention to the amount of flux applied.
Do not immerse the trimmer potentiometer in solvents. Contact manufacturer for cleaning procedures if necessary.
Avoid applying excessive force to terminals, center terminals, or wiper contacts during PCB insertion and assembly to prevent deformation and poor contact. Exercise extra caution with open-type designs.
Store in a location away from high/low temperatures, high humidity, and corrosive gases. Pay special attention to long-term storage conditions.
Be mindful of stacking weight when storing products.
Implement a First-In, First-Out (FIFO) inventory management system.
Company Profile
Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...
Company Profile
Beijing Silk Road Enterprise Management Services Co.,Ltd. is a professional company focus on integrated circuit ic business. Beijing Silk Road will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining an...