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| TPS54162-Q1 Datasheet, PDF (18/41 Pages) Texas Instruments – 1-A 60-V STEP-DOWN DC/DC CONVERTER WITH LOW QUIESCENT CURRENT | |||
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TPS54162-Q1
SLVSA32C â OCTOBER 2009 â REVISED MAY 2010
www.ti.com
Where,
fsw-Max = maximum switching frequency
tON-Min = minimum on-time of the NMOS switching transistor
Knowing the switching frequency, the value of resistor to be connected at RT pin can be calculated using the
graph shown in Figure 23.
Figure 23. Switching Frequency vs Resistor Value
18
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