The best solution for cost saving alternative of Gold(Au) bonding wire.
Bare Copper(Cu) bonding wire is the best product for cost saving. Tatsuta group has supplied bare Copper(Cu) bonding wire to the global market for over 35 years. The bare Copper(Cu) bonding wire lineup of TEMM is very unique, we can provide various purity / elements doped bare Copper(Cu) bonding wire on each customer’s requirement.
TC-A ; Ultra High Purity type (6NCu type)
★Ultra high purity (>99.9999%Cu) wire
- Softest FAB hardness
- High reliability (Ultra low contain S,Halogen & No P dopant)
TC-GE ; High Purity & Cost Effective Type (5NCu Type)
★High purity (>99.999%Cu) wire
- Soft FAB hardness
- High reliability (Low contain S,Halogen & No P dopant)
- Cost effective (compare with 6NCu)
TC-AR ; High Purity & Stable FAB Type
★Ultra high purity (>99.9999%Cu) raw material + dopant wire
- Stable FAB shape
- Soft FAB hardness
- High reliability (Ultra low contain S,Halogen)
TC-E & TC-ER ; Normal 4N Type
★Cost effective wire
- Low cost (compare with 6NCu & 5NCu)
- Lower electrical resistivity than Gold
- TC-ER; Stable FAB shape
MCX ; High Reliability Copper Alloy Wire
★Ultra high purity (>99.9999%Cu) raw material + dopant wire
-Softer FAB than Pd Coated Cu wire.
-Stable FAB size
-Good 2nd bond ability
-High reliability (due to high purity & dopant)