| Part number | ECH21 |
|---|---|
| Datasheet | ECH21-Philips.pdf |
| File Size | 73.54 KB |
| Manufacturer | Philips Semiconductors (now NXP Semiconductors) |
| Description | Triode - Heptode |
|
|
page 1 2 3 4 5 ECH21 sheet 1 2 3 4 FP date 1953.04.04 1953.04.04 1953.04.04 1953.04.04.
| Brand Logo | Part Number | Description | Other Manufacturers |
|---|---|---|---|
| TESLA | ECH21 | Heptode | TESLA |
| ETC | ECH21 | Triode - Heptode | ETC |
See all Philips Semiconductors (now NXP Semiconductors) datasheets
| Part Number | Description |
|---|---|
| ECH200 | Triode - Heptode |
| ECH11 | Triode |
| ECH3 | Triode - Hexode |
| ECH35 | Triode - Hexode |
| ECH4 | Triode - Heptode |
| ECH41 | Triode - Hexode |
| ECH42 | Triode - Hexode |
| ECH81 | Triode - Heptode 1954 |
| ECH81 | Triode - Heptode 1969 |
| ECH83 | Triode - Heptode 1957 |
