Datasheet

V = 50 mV / div (dc coupled, -950 mV offset)
OUT
SW = 5 V / div
Time = 2 msec / div
V = 50 mV / div (ac coupled)
IN
SW = 5 V / div
Time = 1 µsec / div
www.ti.com Test Setup and Results
The TPS54228EVM-686 output voltage ripple during Eco-mode™ operation is shown in Figure 9. The
output current is 0 mA.
Figure 9. TPS54228EVM-686 Eco-mode™ Output Voltage Ripple
4.8 Input Voltage Ripple
The TPS54228EVM-686 input voltage ripple is shown in Figure 10. The output current is the rated full load
of 2 A.
Figure 10. TPS54228EVM-686 Input Voltage Ripple
9
SLVU452–May 2011 TPS54228EVM-686, 2-A, SWIFT™ Regulator Evaluation Module
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