| Part Number | D1978 |
| Manufacturer | Hitachi |
| Title | 2SD1978 |
| Description | 2SD1978 Silicon NPN Epitaxial, Darlington Application • Low frequency power amplifier • Complementary pair with 2SB1387 Outline TO-92MOD 2 3 2 ... |
| Features |
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| Datasheet |
 D1978 Datasheet
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