Instructor: Ray Prasad
SMT Consultant and Author,
SMT Principles and Practice Course Overview: Based on IPC-7530 Guidelines for Temperature Profiling for Mass Soldering Processes, this course provides practical guidance on developing, measuring, and controlling thermal profiles to reduce soldering defects and improve product quality and reliability. Participants will learn best practices for creating profiles across various soldering processes, including reflow, wave, vapor phase, laser, and selective soldering. The course addresses challenges such as mixed alloy assemblies, varying component thermal masses, and balancing profile requirements to achieve reliable solder joints.
Topics Include: • Overview of soldering processes and thermal profiling methods
- Reflow, wave, vapor phase, laser, and selective soldering
• Soldering zones and profile development - Preheat, soak, reflow, cooling, peak temperature, TAL, and True TAL
• Thermal profile requirements for tin-lead, lead-free, and low-temperature solder alloys
• Proper thermocouple placement for accurate measurements, including BGA applications
• Oven performance monitoring and control
• Managing profile tradeoffs to reduce defects such as voiding and head-in-pillow
• Mixed alloy and backward/forward compatibility considerations
• Examples of effective and ineffective profiles and associated defects
Who Should Attend: This course is designed for managers, design engineers, process engineers, quality engineers, operators, and technicians involved in soldering processes and thermal profile development. Professionals in manufacturing, purchasing, and management who want a stronger understanding of soldering reliability for BGAs, BTCs, and other SMT components will also benefit.
