LM78S40 Série
| Mfr. Partie# | Description | Fabricant | En stock | Opération | 
| LM78S40CN/NOPB | IC REG BUCK BST ADJ 1.5A 16DIP | Texas Instruments | 3603 | 
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| LM78S40CN | 1.5A, 100KHZ BIPOLAR, PDIP16 | National Semiconductor | 3976 | 
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| LM78S40N | 1.5A, 100KHZ BIPOLAR, PDIP16 | National Semiconductor | 2220 | 
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