Ceramic film composite type Ignition Noise Suppression Resistor

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Ceramic film composite type Ignition Noise Suppression Resistor

The Ignition Noise Suppression Resistor is a high-performance ceramic film resistor with an advanced Surface Mounted Device (SMD) structure. It boasts a wide range of power ratings, from 0.5 Watts to 3 Watts, capable of easily meeting various power demands. The resistance values range from 1K Ohm to 10K Ohm, providing a rich selection for circuit design. Compared to traditional chip resistors, the Metal Electrode Leadless Face (MELF) package offers superior heat dissipation performance, quickly dissipating generated heat to prevent overheating and damage to the resistor. Moreover, its mechanical structure is more robust and durable. This structure allows the ignition noise suppression resistor to withstand intense vibration and thermal shock, making it ideal for operation in harsh environments. Therefore, this resistor is specifically designed for high-voltage spark ignition systems in vehicles such as cars, effectively suppressing noise generated during the ignition process and enhancing the stability and reliability of the ignition system.

Type	Body Length (L, mm)	Cap Diameter (D, mm)	Net Weight Per 1000 pcs (ref.)
0.5W	10.7 ± 0.5	4.0 ± 0.5	390 grams
1W	16.0 ± 0.5	4.5 ± 0.5	400 grams
2W	18.3 ± 0.5	4.5 ± 0.5	700 grams

Power Rating (at 40°C)	Maximum Working Voltage*	Maximum Surge Load	Minimum Resistance	Maximum Resistance	Resistance Tolerance	Available Resistance Values
0.5W	√(PxR)	25kV/10ns	1kΩ	15kΩ	±10%~±20%	E - 6/E - 12
1W	√(PxR)	35kV/10ns	1kΩ	15kΩ	±10%~±20%	E - 6/E - 12
2W	√(PxR)	50kV/20ns	1kΩ	15kΩ	±10%~±20%	E - 6/E - 12

Characteristics	Limits
Temperature Coefficient, PPM / °C*	-3000 (typical)
Operating Temperature Range, °C	-55 ~ +200
Insulation Resistance, MΩ	>10⁴
Failure Rate in Time, pcs / 10⁹ device hours	<1

Not applicable to all resistance values. Please check with us regarding the PPM of specific resistance value(s).

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In addition to Ceramic film composite type Ignition Noise Suppression Resistor, we also focus on the following resistors:

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