SMH4812_09 Datasheet, PDF (14/18 Pages) Summit Microelectronics, Inc. – Distributed Power Hot-Swap Controller

SMH4812
Preliminary
0V
NTC
50kΩ
@TMAX
10nF
100V
R3
1kΩ
RD
6.8kΩ
1MΩ
+
–
LMV331
50kΩ
EN/TS
R2
10kΩ
10kΩ
UV
OV
PD1#
PD2#
FAULT#
SMH4812
PG#
5VREF
0V
MMBTA06LT1
100kΩ
–48V
R1
100nF
50V
RS
20mΩ
100nF
*10Ω
1kΩ
10nF
100V
RT
68kΩ
100nF
50V
MMBD1401
100nF
50V
Figure 7. Overtemperature Shutdown
100µF
100V
2055 Fig07
–48V
Note: Figures 6 through 9 — the *10Ω resistor must be located as close as possible to the MOSFET
2055 4.1 03/27/09
SUMMIT MICROELECTRONICS, Inc.
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