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AN2808 Datasheet(PDF) 26 Page - STMicroelectronics

Part # AN2808
Description  The PM6670S device is a complete
PDF  40 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2808 Datasheet(HTML) 26 Page - STMicroelectronics

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PM6670S evaluation tests
AN2808
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Figure 30.
VDDQ, VTTREF, VTT – no-tracking discharge, no load on any output
10.8
UV, OV and thermal protections
10.8.1
Latched UV protection
If the output voltage is lower than the 70% nominal value, the under-voltage state is entered
and the discharge MOSFETs are turned on (as in the non-tracking soft end).
Table 3.
Measured discharge resistance in soft-discharge mode
VDDQ output
VTTREF output
VTT output
Measured N.T.D. discharge
MOSFET’s RDS(on)
25
Ω
1.5k
Ω
23
Ω



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