SC2447 Semtech Corporation, SC2447 Datasheet - Page 14

• Manufacturer Part Number: SC2447
• Description: Dual-Phase Single or Two Output Synchronous Step-Down Controller
• Manufacturer: Semtech Corporation

POWER MANAGEMENT
Timing Chart
2006 Semtech Corp.
2.85V
1.50V
1.25V
3.2V
0.8V
0.5V
0.5V
0V
0V
0V
Enable Hiccup
0V
t7
t8
Figure 7. SC2447 Overload Hiccup Operation Timing Diagram
t9
GDH i n high impedance state
Reference Voltage
Min.(V
REF
, V
REFSS
t10 t11 t12
)
14
t13
t14
V
IN-
t15
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V
COMP
Enable Hiccup
V
www.semtech.com
SS/EN
GDL
SC2447
GDH