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PM6686 Datasheet(PDF) 5 Page - STMicroelectronics

Part # PM6686
Description  Constant ON-time control
PDF  50 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

PM6686 Datasheet(HTML) 5 Page - STMicroelectronics

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PM6686
List of figures
Doc ID 15281 Rev 4
5/50
Figure 49.
Inductor current and output voltage in NA SKIP mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 50.
Internal supply diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 51.
Current waveforms in current limit conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31
Figure 52.
Current limit circuit block diagram. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 53.
VOUT2 behavior if EN2 is connected to VREF2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 54.
Charge pump application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 55.
VIN pin filter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 56.
VCC and PVCC filters. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Figure 57.
Bootstrap circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Figure 58.
Current paths, ground connection and driver traces layout . . . . . . . . . . . . . . . . . . . . . . . . 46
Figure 59.
Package dimensions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48



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