LND3842/43/44/45
VREF
RT
RT / CT
8
R
R
4
BIAS
OSC
EXTERNAL
SYNC INPUT CT
.01µF
47 2
+
ERROR
AMP
-
1
+
1mA
2R
R
5
Figure 7. External Clock Synchronization
8
R
R
BIAS
5Vref
+
-
4
OSC
+
1mA
+
ERROR
1M
2
AMP
-
2R
+
S
R
R
1
-
C
5
Figure 8. Soft-Start Circuit
• Linear Dimensions, Inc. • 445 East Ohio Street, Chicago IL 60611 USA • tel 312.321.1810 • fax 312.321.1830 • www.lineardimensions.com •