TEL (Tokyo Electron) heater lamp

Sat, 20 Jun 2026 01:48:13 +0800

On the fab floor, a 0.2°C drift during the photoresist bake is the kind of thing that turns a full lot into scrap before you even know it happened. Soft bake and hard bake aren’t just thermal steps—they’re control knobs for the whole patterning stack. TEL heater lamps give you repeatable heat, right where the process needs it, so you stop chasing excursions. What matters under the hood These lamps use short-wave infrared halogen elements in quartz envelopes, built for fast response and tight thermal uniformity across the wafer. You can count on wafer-level uniformity within ±0.1°C and setpoint stability that holds through multi-hour runs. Output stays repeatable batch-to-batch, so critical dimension control and line-edge roughness don’t swing with oven history. The lamps are built for 24/7 duty with long service intervals, and they don’t generate particle events in Class 1–100 cleanrooms. Why this matters in lithography The thermal budget directly shapes photoresist profile, adhesion, and the etch selectivity that comes next. TEL heater lamps deliver temperature profiles you can trust, so soft bake and hard bake become stable, transferable recipes. The payoff is fewer excursions, less scrap, and cycle times you can plan around. Energy use is tighter, too—the lamp hits setpoint quickly and holds it without overshoot, cutting waste heat and the cooling load. What you need to keep it running Installation has to match the host platform’s power and connector interfaces, and lamp performance depends on clean quartz surfaces and proper airflow. Plan routine calibration to keep that ±0.1°C uniformity window, and make sure your thermal stack—lamp, reflector, and sensor—is aligned to the specific bake module. Do that, and you keep unplanned downtime near zero while you hold yield.

Electron) on Warm IR Heating Hardware

TEL (Tokyo Electron) heater lamp