an8038 Panasonic Corporation of North America, an8038 Datasheet - Page 7

• 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
Pin No.
V
and failure to start.
V
Terminal Equivalent Circuits (continued)
Usage Notes
7
8
CC
CC
The circuit current during startup is set to a low level to minimize power loss due to the startup resistor. However,
The figure shows the allowable range for V
ripple caused by the power transistor switching on and off may result in incorrect operation of the U.V.L.O. circuit
ripple so that it remains within the allowable range.
V
CC
Equivalent Circuit
0.6
0.5
3
2.5
2
1.5
1
0
V
8
10
CC
Recommended
operating range
V
OUT
Allowable V
7
CC
70 100
V
ripple. Insert a capacitor near the IC's V
CC
ripple frequency (kHz)
V
Output used to directly drive a power MOSFET.
A totem pole structure is adopted in this output
circuit.
The absolute maximum ratings for the output
current are:
Peak: 2 A, 1 A
DC: 200 mA, 100 mA
V
Power supply.
This pin monitors supply voltage and has the
threshold for the start, stop, OVP, and OVP
reset levels.
CC
300
OUT
CC
ripple range
:
:
1 000
Description
10 000
AN8038, AN8038S
CC
and GND pins to reduce
I/O
I
7