Pin High Voltage Resistor
High voltage resistors are an essential component in a wide variety of electrical devices and systems. Often small in size but critical in their function, these resistors are designed to handle extremely high voltage levels while providing stable and reliable resistance. In this article, we'll explore what high voltage resistors are, how they're used, and why they're important.
Description
High Voltage Resistors: What Are They and Why Are They Important?
High voltage resistors are an essential component in a wide variety of electrical devices and systems. Often small in size but critical in their function, these resistors are designed to handle extremely high voltage levels while providing stable and reliable resistance. In this article, we'll explore what high voltage resistors are, how they're used, and why they're important.
What Are High Voltage Resistors?
As their name suggests, high voltage resistors are resistors designed to operate at high voltage levels. This typically means voltages that are tens or even hundreds of times higher than standard resistors. To handle these high voltages safely, high voltage resistors are designed with a number of special features, such as:
- High voltage insulation materials
- Careful selection of materials and manufacturing processes to ensure consistent performance over time
- Special mounting and support structures to prevent breakdown under stress
In addition, high voltage resistors are often used in applications where precision and stability are critical, such as in medical equipment, scientific instruments, and telecommunications systems.
How Are High Voltage Resistors Used?
There are a wide variety of applications for high voltage resistors. Some of the most common uses include:
- Voltage dividers: High voltage resistors can be used in voltage divider circuits to reduce the voltage of a signal or to measure high voltage levels with a lower voltage meter.
- Power supplies: High voltage resistors are used in power supplies and other voltage regulation systems to provide precise and stable resistance in order to maintain a constant output voltage.
- Protection circuits: High voltage resistors can be used in protection circuits to limit current flow and prevent damage to other components in the system.
Why Are High Voltage Resistors Important?
High voltage resistors are critical for ensuring the safe and reliable operation of many electrical systems. Without them, high voltage circuits would be prone to breakdown, leading to damage or even catastrophic failure. In addition, high voltage resistors play a key role in ensuring the accuracy and precision of many scientific, medical, and telecommunications systems.
In conclusion, high voltage resistors are an essential component in a wide range of electrical applications. Their ability to provide stable and reliable resistance at extremely high voltage levels makes them critical for ensuring safe and accurate operation of many complex systems. As technology continues to advance, it's likely that the use and importance of high voltage resistors will only continue to grow.
RI80 high pressure sheet glass glaze resistor
Model: RI80
Features: Sheet structure, small size, light weight, large power, high resistance value, Low inductance, good high frequency characteristics, safe and reliable, with high overload capacity
Applications: Suitable for AC/DC or pulse circuit and high voltage equipment, can be substituted Vacuum Megabyte (RHI) type resistors used in microcurrent measurement circuits
Use environment: Rated power temperature (+70C); Temperature range for use (-55C~+125C)
Structure form: sheet structure, lead welding installation
Characteristic requirements: The size of the pin and resistor can be customized according to the special requirements of customers
Applicable standards: GB/T5729 -2003

Appearance size and main technical indicators
|
Model |
Rated power |
Overall dimension |
Resistance value |
Operating voltage |
Allowable deviation |
Temperature coefficient |
||||
|
Lmax |
Smax |
Hmax |
Imax |
dmax |
±0.1% (B) ±0.5% (D) ±1% (F) ±5% (J) |
+25-100 |
||||
|
RI80 |
1w |
25±0.5 |
10±0.5 |
2.5±0.5 |
25±0.5 |
0.8±0.05 |
1M-1000KM |
15kv |
||
|
RI80 |
2w |
45±0.5 |
10±0.5 |
2.5±0.5 |
25+0.5 |
0.8±0.05 |
1M-1000KM |
15kv |
||
Main inspection items, test methods and performance requirements
|
Inspection item |
Performance requirement |
Test method |
|
Temperature coefficient of resistance |
≤±50 (X10-6/℃) |
-55℃/+20℃ 20℃/+155℃ |
|
Weldability |
can flow freely and with lead solder wetting |
235±5℃ 2±0.5s |
|
Welding heat resistant |
△R≤± (0.5%R+0.05Ω) |
260±5℃ 10±1s |
|
Steady-state humid delta |
△R≤± (2%R+0.1Ω) |
+40±2℃ humidity 95 ~ 98% 240h |
|
Rapid temperature change |
△R≤± (1%R+0.05Ω) |
-55℃/+125℃ Five cycles |
|
Vibration |
△R≤± (1%R+0.05Ω) |
10-500HZ 98m/s2 |
|
Long-term load |
△R≤± (5%R+0.05Ω) |
+40±2℃ VR 1000h |
|
Outlet strength |
△R≤± (0.5%R+0.05Ω) |
10N Double bend |
|
Power reduction |
≤210℃ |
When the ambient temperature rises to 300 degrees Celsius, the resistor allows the load to be reduced from the rated power to 0 |
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