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Voltage Rating : 30V
Tolerance : ±20%
Power(Watts) : 500mW
Resistance : 500kΩ
Description : ±20% 500mW 500kΩ Through Hole Trimmer Potentiometers RoHS
Mfr. Part # : JER825VR-504
Model Number : JER825VR-504
Package : Through Hole
The JER825VR series ceramic trimmer potentiometers are designed for high stability, small size, and high precision. These potentiometers feature a rated power of 0.5W and a wide resistance range, utilizing a metal-glass glaze construction. They are suitable for applications requiring precise resistance adjustments.
| Parameter Name | Parameter Index | Details |
|---|---|---|
| Rated Power | 0.5W | |
| Resistance Range | 300 - 2M | |
| Nominal Resistance Tolerance | 20% | |
| Resistance Change Characteristic | B (Linear) | |
| Maximum Operating Voltage | 30VAC | |
| Wiper Noise | 100mV | |
| Zero Position Resistance | R 1K: r01, r03 10 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 Test (No Load) | Resistance change within 10% after 502 cycles | At >90% of effective angle, 1 cycle/6 seconds |
| Temperature Characteristic (No Load) | Resistance change within 3% | After 5 hours at 703 |
| Thermal Cycling (No Load) | Resistance change within 3% | After 5 cycles of -30 (30min) -> Room Temp/Humidity (15min) -> 85 (30min) -> Room Temp/Humidity (15min), followed by 2 hours at room temp/humidity |
| Long-Term Heat Resistance (No Load) | Resistance change within 5% | After 50010 hours at 703, followed by 2 hours at room temp/humidity |
| Damp Heat Resistance (No Load) | Resistance change within 5% | After 50010 hours at 402, 90-95% humidity, followed by 5 hours at room temp/humidity |
| Load Life Test | Resistance change within 5% | After 50010 hours of cycle at 402, 90-95% humidity with rated voltage applied for 1.5 hours, then cut for 0.5 hours, followed by 5 hours at room temp/humidity |
| Solder Heat Resistance | Resistance change within 2% | After immersion in solder bath at 26010 for 30.5 seconds, followed by 1 hour at room temp/humidity |
| Temperature Coefficient | Within 250PPM/ | During placement at 25 (30min) -> -30 (30min) -> 25 (30min) -> 85 (30min) |
| Soldering Condition | Temperature: 26010 Time: Within 3 seconds (total time) |
JER 825 V R 102
| Resistance () | Resistance Code | Resistance () | 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 |
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High Stability Ceramic Trimmer Potentiometer JIERR JER825VR-504 with Vertical Reverse Adjustment Type Images |