Automotive Grade/Vehicle Grade Surge Resistant MELF Resistor

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Automotive Grade/Vehicle Grade Surge Resistant MELF Resistor

The Vehicle Grade Surge Resistant MELF Resistor is a robust and reliable component designed to meet the demanding requirements of automotive applications. With a power rating ranging from 0.25W to 3W and a resistance range of 0.1Ω to 2.2MΩ, it offers exceptional performance and precision. Its tight tolerance of ±1%~±5% provides a significant advantage over other branded wire wound resistors, ensuring greater accuracy and stability in automotive circuits.

The resistor's ability to withstand maximum permissible surge voltage up to 10KV makes it highly resistant to inrush current or surge damage from the environment, ensuring reliable operation even in harsh conditions. Its AEC-Q200 certification and Anti-Sulfur properties further enhance its suitability for automotive applications. Additionally, its enabled SMD structure and compact size make it a direct alternative to flat chip resistors, providing designers with greater flexibility and choice. The resistor has also been rigorously tested and certified according to international standards, including DIN EN IEC 62368-1 (VDE 0868-1):2021-05 Anhang/Annex G.10 and EN IEC 62368-1:2020+A11:2020 Anhang/Annex G.10 (except SRM204 type), ensuring its compliance with rigorous safety and performance requirements.

Type	Body Length (L, mm)	Cap Diameter (D1, mm)	Body Diameter (D2, mm)	Soldering Spot (B, mm)	Net Weight Per 1000 pcs
1/4W	3.52 ± 0.15	1.35 ± 0.1	D1 + 0.02/ -0.15	0.6 Min.	17 grams
1/2W	3.52 ± 0.15	1.35 ± 0.1	D1 + 0.02/ -0.15	0.6 Min.	17 grams
1/2W	5.90 ± 0.20	2.20 ± 0.1	D1 + 0.02/ -0.2	1.0 Min.	80 grams
1/2W	5.90 ± 0.20	2.20 ± 0.1	D1 + 0.02/ -0.2	1.0 Min.	80 grams
1W	5.90 ± 0.20	2.20 ± 0.1	D1 + 0.02/ -0.2	1.0 Min.	80 grams
1W	5.90 ± 0.20	2.20 ± 0.1	D1 + 0.02/ -0.2	1.0 Min.	80 grams
2W	8.50 ± 0.50	3.00 ± 0.2	D1 + 0.05/ -0.35	1.3 Min.	230 grams
3W	10.50 ± 0.50	4.00 ± 0.5	D1 + 0.05/ -0.45	1.6 Min.	520 grams

Power Rating (at 70°C)	Maximum Working Voltage	Maximum Permissible Surge Voltage	Minimum Resistance	Maximum Resistance	Resistance Tolerance	Available Resistance Values
1/4W	400V	2000V	1Ω	1MΩ	±1%~±5%	E-24/E-96
1/2W	450V	4000V	1Ω	10MΩ	±1%~±5%	E-24/E-96
1/2W	600V	6000V	1Ω	10MΩ	±1%~±5%	E-24/E-96
1/2W	600V	8000V	0.1Ω	10MΩ	±1%~±5%	E-24/E-96
1W	600V	8000V	1Ω	10MΩ	±1%~±5%	E-24/E-96
1W	600V	10000V	0.1Ω	10MΩ	±1%~±5%	E-24/E-96
2W	700V	9000V	1Ω	10MΩ	±1%~±5%	E-24/E-96
3W	800V	10000V	1Ω	10MΩ	±1%~±5%	E-24/E-96

Characteristics	Ranges & Limits
Temperature Coefficient, PPM / °C*	±200, ±400, ±800, ±1200
Operating Temperature Range, °C	-55 ~ +155
Insulation Resistance, MΩ	>10⁴
Failure Rate in Time, pcs / 10⁹ device hours	<1.5
Tin Whisker (JESD201 Temperature Cycling & High Temp. / Humidity Storage), μm	<5

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 Automotive Grade/Vehicle Grade Surge Resistant MELF Resistor, we also focus on the following resistors:

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