E12
Past:
X-cut. NOT PROTON EXCHANGED.
RB E12
Past:
Two samples exist with this number, one is a Resistor Bridge EO with 200nm of Chrome.
It looks like the following:
| Before Bake | After Bake @ 375°C for 30 min |
|---|---|
 |  |
 |  |
 |  |
Layout
6■____■7
5■¯¯¯¯■8
4■____■9
3■¯¯¯¯■10
2■____■11
1■¯¯¯¯■12
RB EO Resistance
| Before Bake | After Bake @ 375°C for 30 min |
|---|---|
| 5-6: 680kΩ | None |
Current
The old resistive strips were removed and 50nm of NiCr were put in their place.
It now looks like the following:
Layout
1■____■7
2■¯¯¯¯■8
3■____■9
4■¯¯¯¯■10
5■____■11
6■¯¯¯¯■12
RB Resistance
3-4: 930kΩ
5-6: 3.8kΩ
7-8: 1.3kΩ
9-10: 1.2kΩ