Advanced Analog Technology, Inc.
AAT1100
Timing Chart
V
U PH
V
DD
V
DD
1 .2 5V
V
REF
O E1 or O E3
O S C + (N ote 4 )
DTC 13
V
DD
1 .0V
O E1 or O E3
O SC
D TC 13
O U T 1 or
OUT3
0 .4V
V
r1
=
1.15V
V
D T C 13
V
OH
10 0 % o ff
V
OL
V
O ( reg )
R egula tion O utp u t
0V
V
r 3
SCP
1.25V
t
scp
t
scp
(S h o rt C ircu it P r otect
T im e)= 0 .6 25 * C scp .* 10
6
(sec)
0V
T im in g C h a rt for C H 1 o r C H 3
N ote 4 : + O scilla to r w av e fo rm is illustrated as a tria ngle w a ve fo rm . H ow ever it is actu ally d eterm in ed b y
tim e co nstan t o f tim in g resistor an d ca p acitor co n nected to O S C term in a l.
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Advanced Analog Technology, Inc
.
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