Difference between revisions of "Bat boost"
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Revision as of 01:24, 29 June 2009
- Assume 9V is Vbat min (probably less due to ESR).
- Also assuming peak L charge time is 1uS
- Single phase requires 70 amps
- Lmax = 9/70 = 0.13uH
- 2 phase, Lmax = 9/35 = 0.26uH
- 4 phase, Lmax = 0.514uH (Imax=17.4)