sc2447tstrt Semtech Corporation, sc2447tstrt Datasheet - Page 12

• Manufacturer Part Number: sc2447tstrt
• Description: Sc2447 Dual-phase, Single Or Dual Output Synchronous Step-down Controller
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Block Diagram
2006 Semtech Corp.
SS/EN
UV
2.85V
-
+
17.0uA
Figure 4. Soft-Start and Overload Hiccup Control Circuit
9.5uA
(0.6V min.)
0.8V
46.5uA
0.5V/3.2V
-
+
Q
12
R
S
S
R
Q
S
R
Q
SSL
CLK
OL
DSBL
TGON
OC
www.semtech.com
SC2447
COMP