SJ 780-1974 PDF English
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Basic data
| Standard ID | SJ 780-1974 (SJ780-1974) |
| Description (Translated English) | Detail specification for silicon NPN alloy diffused low-frequency high power transistors, Type 3DD72 |
| Sector / Industry | Electronics Industry Standard |
| Classification of Chinese Standard | L42 |
| Word Count Estimation | 4,415 |
| Date of Implementation | 10/1/1974 |
| Regulation (derived from) | Industry-Science (2010) No. 77 |