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The DuPont™ Green Tape™ 951 low temperature co-fired ceramic (LTCC) material system combines the benefits of multilayer co-fired ceramic and thick film technologies to meet the increasing demand for reliable electronics functioning in extreme heat and other harsh Environments. |
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Green Tape™ 951
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| Tape |
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951PT | 114.3 µm (4.5 mil) |
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| 952P2 | 165.1 µm (6.5 mil) | ||||
| 952P2 | 254 µm (10 mil) | ||||
| 952P2 | 50.8 µm (2 mil) | ||||
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Gold system
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Silver system
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Mixed system
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| Conductors |
5740A |
6142A | 6142D | Signal Lines |
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| 5742 | 6145R | 6145R | Signal Lines | ||
| 6142D | 6742D | Signal Lines (RF cond) |
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| 5740A | 6148 | 6148 | Ground Planes | ||
| 6142D | 6142D | Capacitor Electrodes |
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| Via Fills | 5738R | 6141R | 6141R | Via Fill |
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| 6138R | 6138R | Outer Via (to Au or PdAg) |
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| Bonding & Soldering |
5742 | 5742 | Au Wire Bonding (Co Fired) | ||
| 5742 | 5742 | Thin Al Wire Bonding (Co Fired) |
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| 6146 | 6146 | Heavy Al Wire Bonding (Co Fired) |
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| 5739 | 6146 | 6146 | Solderable (Co Fired) |
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| 4597/4598Y | LF172 | LF172 | Solderable (Post Fired) | ||
| Brazing | 5062S | 5081R | tba | Adhesion Layer |
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| 5063S | 5082R | tba | Barrier Layer | ||
| Resistors | CF011 / CF021 / CF031 / CF041 |
Cofired | |||
| Overglaze | QQ550 | Post-Fired 500 °C |
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| 9615R | Sequential Cofired |
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Green Tape™ 9K7 was developed for high frequency applications - up to 100 GHz and beyond - where low loss characteristics are desired. |
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Green Tape™ 9K7 / Low Loss Tape
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| Tape | 9K7V, 9K7X |
127 µm (5 mil), 254 µm (10mil) | |||
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Gold system
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Silver system
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| Conductors |
LL505 |
Au inner signal & ground plane | |||
| LL602 | AG ground internal | ||||
| LL612 | AG signal internal |
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| Via Fills | LL502 | LL601 | Via Fill | ||
| Bonding & Soldering |
LL507 | Au outer, Au wire bondable | |||
| LL509 | Au external solderable | ||||
| 4597R/4598 | Pt-Au post fired solderable | ||||
| LL627 | AGPd solderable co-fired | ||||
| 7484R | AGPd post fired external | ||||
| Brazing | 5062S | 5081R | post fired brazing (adhesion) | ||
| 5063S | 5082R | Au post fired brazing (barrier) |
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| Resistors | HBF12/HBF22 |
Cofired 20Ω / 200Ω |
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| Overglaze | QQ550 | Post-Fired 500 °C | |||
| 9615R | Sequential & Cofired 850 °C | ||||