Circuit Project Electronic

LM2678 (5A)DC to DC step down voltage regulator.(Switching power supply regulator)

Wide input voltage 8Vdc to 40Vdc.

Part number:

- LM2678-3.3 (3.3Vdc output)

- LM2678-5.0 (5Vdc output)

- LM2678-12 (12Vdc output)

- LM2678-ADJ (1.2Vdc to 37Vdc output)
Component list

- 45uF 50V electrolytic capacitor

- 0.47uF

- 6TQ045S high speed schottky diode

- Output 100V electrolytic capacitor (higher voltage, lower ESR)

360uF (for LM2678-3.3, LM2678-5.0)

220uF (for LM2678-12)

- 0.01uF

- wire coil inductor,

15uH (for LM2678-3.3, LM2678-5.0)

22uH (for LM2678-12)

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This entry was posted on Friday, September 7th, 2007 at 6:31 pm and is filed under Converter, switching power supply. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.