1206 Size 1W Anti-Sulfur Metal Film Chip Resistor for High-Power Applications
1W Anti-Sulfur Resistor
,High-Power Anti-Sulfur Resistor
,1206 Anti-Sulfur Resistor
EAM16FT1R00DES belongs to Ellon's EAM16 series. Breaking down the code:
- EAM16 – Ellon, Anti-sulfur Metal film, 1206 size
- F – Tolerance ±1%
- T – Tape & reel
- 1R00 – Resistance 1Ω (R acts as decimal point)
- DES – TCR ±50ppm/℃, anti-sulfur, halogen-free, Pb-free
In short: a 1206 1R 1W 1% 50ppm/℃ anti-sulfur metal film chip resistor.
| Parameter | Value |
|---|---|
| Package | 1206 (3.2 × 1.6 mm) |
| Resistance | 1 Ω |
| Power Rating | 1 W |
| Tolerance | ±1% |
| TCR | ±50 ppm/℃ |
| Material | Metal film |
| Inductance | < 2 nH |
| Operating Temp. | -55 ~ +155 ℃ |
| Features | Anti-sulfur termination, RoHS / REACH, halogen-free |
The standout here is 1W in a 1206 body — standard thick-film 1206 parts are usually 1/4W. Ellon achieves this with a high-thermal-conductivity ceramic substrate and a robust metal film element that moves heat into the PCB efficiently.
In sulfur-rich environments (industrial zones, outdoor lighting, under-hood automotive), standard resistors can form silver sulfide at the terminations, causing resistance drift and eventual open-circuit. EAM16 uses a barrier layer that blocks sulfur penetration — a key reason it shows up in outdoor LED drivers and automotive BMS.
- Industrial PSU / SMPS – current sense shunt, inrush limiting
- Outdoor lighting – drivers exposed to sulfur + thermal cycling
- Automotive – ECU, BMS, LED drivers
- Industrial control – PLC, motor drives, inverters
- New energy – PV micro-inverters, ESS BMS current sensing
1Ω is a sweet spot for current sensing: 1A → 1V drop, easy to condition with an op-amp. Pair that with ±1% and ±50ppm/℃, and full-range accuracy stays predictable.
EAM16FT1R00DES sits in the "mid-power, high-reliability" slot: cheaper than alloy shunts (which often need 2512+), smaller footprint than 1210/2010 1W thick-film alternatives, and bundles anti-sulfur + low TCR in one 1206 placeholder. For cost-sensitive industrial/automotive Tier-2 projects that still need reliability, it's a pragmatic pick.
Ellon (亿能) is a Chinese manufacturer with a mature metal-film SMD resistor portfolio; the EAM/EGM series is widely used in domestic industrial programs.
For sourcing, Shenzhen Shunhai Technology Co., Ltd. is an authorized Ellon distributor. The company traces back to Yuxing Technology (HK) founded in 2005, established its Shenzhen entity in 2012, and launched HuaNian Mall (华年商城) in 2021 as its own e-commerce platform for component trading. They typically carry stock on EAM16/EGM16 families — worth checking for both prototyping and volume orders rather than going through uncontrolled traders.
💡 Quick take for engineers: If your board needs 1W, 1Ω sensing, 1206 footprint, and has to survive sulfur or high temp, EAM16FT1R00DES is one of the few parts in that footprint that ticks all three boxes (power / TCR / anti-sulfur) without stepping up to a bigger package or pricier alloy shunt.
