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TPS62065/67EVM Test Data
6.5 Control Loop Bode Diagrams: TPS62065
Figure 10 and Figure 11 illustrate typical TPS62065 gain and phase performance versus frequency at VIN
= 3.6 V and 5.0 V, respectively, using the TPS62025EVM.
Conditions: VIN = 3.6 V, VOUT = 1.8 V, I
OUT
= 1.6 A; bandwidth: 224 kHz, phase margin: 59°
Figure 10. TPS62065 Gain and Phase vs Frequency
Conditions: VIN = 5.0 V, VOUT = 1.8 V, I
OUT
= 1.6 A; bandwidth: 271 kHz, phase margin: 54°
Figure 11. TPS62065 Gain and Phase vs Frequency
11
SLVU364–March 2010 TPS62065/67EVM
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