Datasheet

Performance Characteristics www.ti.com
4 Performance Characteristics
4.1 Efficiency Plots
Figure 1 shows the conversion efficiency versus output current for a 5V and 12V input voltage.
Figure 1. Conversion Efficiency Versus Output Current
4.2 Turn-On Waveform
When applying power to the LM20333 evaluation board, a soft-start sequence occurs. Figure 2 shows the
output voltage during a typical start-up sequence.
Figure 2. Output Voltage During a Typical Start-Up Sequence
4
AN-1791 LM20333 Evaluation Board SNVA325B–May 2008–Revised May 2013
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