
LTC6102/LTC6102HV
TYPICAL APPLICATIONS
48V Supply Current Monitor with Isolated Output and 105V Survivability
VS
48V
0.1μF
RIN
–INS
–INF
V+
VREG
VSENSE
RSENSE
ISENSE
+IN
LOAD
V–
V–
0V
LTC6102HV
OUT VLOGIC
ROUT
VOUT
ANY OPTOISOLATOR
V–
N = OPTOISOLATOR CURRENT GAIN
VOUT
=
VLOGIC
–
ISENSE
•
RSENSE
RIN
•
N
•
ROUT
6102 TA07
Simple 500V Current Monitor
ISENSE
+IN
L
O
A
V–
D
DANGER! Lethal Potentials Present — Use Caution
VSENSE
500V
RSENSE
–INS
RIN
100Ω
–INF
V+
VREG 0.1μF
DANGER!!
HIGH VOLTAGE!!
LTC6102
OUT
M1
51V
BZX884-C51
BAT46
VOUT
M1 AND M2 ARE FQD3P50 TM
VOUT
=
ROUT
RIN
•
VSENSE
=
49.9
VSENSE
M2
ROUT
4.99k
2M
6102 TA08
18
6102fb