| Part Number | LM2640 |
| Manufacturer | National Semiconductor |
| Title | Dual Adjustable Step-Down Switching Power-Supply Controller |
| Description | The LM2640 is a dual step-down power supply controller intended for application in notebook personal computers and other battery-powered equipment... |
| Features |
n 200 kHz fixed-frequency switching n Switching synchronization with an external signal up to 400 kHz n Optional pulse-skipping mode n Adjustable secondary feedback n Input undervoltage lockout n Output undervoltage shutdown protection n Output overv...
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| Datasheet |
 LM2640 Datasheet
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