EC ENGR 121B
Principles of Semiconductor Device Design
Course statistics
- Predicted GPA
- 3.56
- n = 437 · 7 terms · ± 0.026
- A range
- 70%
- of letter grades
- Taken P/NP
- 0%
- 0% of those passed
- D / F / W
- 2.1%
- incl. withdrawals
Sections in Fall 2026
Not offered in Fall 2026.
Enrollment history
Final enrollment per term, averaged across that term's sections. Four years deep, summer excluded. Per-section live curves are on each section page.
- 8522W
- 3522S
- 2422F
- 9623W
- 3223F
- 14124W
Peak 141
Most recent
141
in 24W
6 terms on record
Grade distribution
- A+ 21 · 4.8%
- A 157 · 35.7%
- A- 126 · 28.6%
- B+ 60 · 13.6%
- B 37 · 8.4%
- B- 15 · 3.4%
- C+ 5 · 1.1%
- C 6 · 1.4%
- C- 1 · 0.2%
- D 4 · 0.9%
- F 5 · 1.1%
- NP 1 · 0.2%
- I 2 · 0.5%
Grey bars are non-letter outcomes — P/NP, S/U, incompletes. They are excluded from the GPA entirely rather than scored, because counting a P as a 4.0 would be a fabrication.
By instructor
| Instructor | Predicted | Raw | n | Terms | A range |
|---|---|---|---|---|---|
| EMAMINEJAD, SAM | 3.70 | 3.71 | 322 | 3 | 79% |
| IYER, SUBRAMANIAN SRIKANTESWARA | 3.09 | 2.98 | 58 | 2 | 41% |
| SOKOLICH, MARKO | 3.42 | 3.37 | 32 | 1 | 44% |
| WOO, JASON C | 3.41 | 3.32 | 25 | 1 | 52% |
“Predicted” is shrunk toward the course average, which is itself shrunk toward the department — so an instructor with a handful of students sits near the course mean rather than topping the list.
By term
- 22W 3.63 n=85
- 22S 3.18 n=34
- 22F 2.69 n=24
- 23W 3.75 n=96
- 23F 3.37 n=32
- 24W 3.72 n=141
- 25W 3.32 n=25