an8038 Panasonic Corporation of North America, an8038 Datasheet - Page 9

• Manufacturer Part Number: an8038
• Description: Ac-dc Switching Power Supply Control Ic With Rcc Local Resonance Circuit For Improved Conformance With Energy Conservation Laws
• Manufacturer: Panasonic Corporation of North America

Voltage Regulators
[1] Timing charts (continued)
(A) Bias winding voltage
(B) TR pin voltage
(C) CF pin voltage
(D) Out pin voltage
(E) Winding current
(G) CLM pin voltage
Application Notes (continued)
Can be modified
with an external
resistor.
During pulse-by-pulse overcurrent operation
V
CC
205 mV
V
4.2 V
1.5 V
RSTB
CLM threshold voltage
0 V
0 V
0 V
0 V
0 A
0 V
V
FB
Light
voltage
Off
Off
On
On
Off
Off
Primary
winding
current
On
On
Secondary
winding
current
Load
Off
Rapid charging
Off
during CLM
operation
On
On
AN8038, AN8038S
limitation during
Off
Off
CLM operation
Overcurrent
detection
On-period
On
On
Heavy
9