The AP3502 is a 340kHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of driving a 2A load with high efficiency, excellent line and load regulation. The device integrates N-channel power MOSFET switches with low onresistance. Current mode control provides fast transient response and cycle-by-cycle current limit. The .
• Input Voltage Range: 4.5V to 18V
• Fixed 340kHz Frequency
• High Efficiency: up to 95%
• Output Current: 2A
• Current Mode Control
• Built-In Over Current Protection
• Built-In Thermal Shutdown Function
• Built-In UVLO Function
• Built-In Over Voltage Protection
• Programmable Soft-Start
Applications
• LCD TV
• Set Top Box
• Portable DVD
• Digital Photo Frame
SOIC-8
8 SS 7 EN 6 COMP 5 FB
AP3502
Document number: DS41518 Rev. 4 - 3
1 of 11 www.diodes.com
February 2020
© Diodes Incorporated
Typical Applications Circuit
Output Voltage=3.3V L 10μH
C21
C22
22μF/25V 22μF/25V
C4 10nF
1 .
The AP3502 is a 340kHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of drivi.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | AP3502E |
DIODES |
340KHZ 2A SYNCHRONOUS DC-DC BUCK CONVERTER | |
2 | AP3502E |
BCD |
2A Synchronous DC-DC Buck Converter | |
3 | AP3502F |
BCD |
2A Synchronous DC-DC Buck Converter | |
4 | AP3502F |
DIODES |
340KHZ SYNCHRONOUS DC-DC BUCK CONVERTER | |
5 | AP3503 |
BCD |
3A Synchronous DC-DC Buck Converter | |
6 | AP3503 |
DIODES |
340kHZ 3A SYNCHRONOUS DC-DC BUCK CONVERTER | |
7 | AP3503E |
BCD |
3A Synchronous DC-DC Buck Converter | |
8 | AP3503F |
BCD |
3A Synchronous DC-DC Buck Converter | |
9 | AP3509 |
Cougar Components |
100 to 3500 Mhz TO-8 Cascadable Amplifier | |
10 | AP350X |
TE |
Traditional Aerospace Contactor | |
11 | AP350XB57 |
TE |
Traditional Aerospace Contactor | |
12 | AP3512E |
BCD |
2A Synchronous DC-DC Buck Converter |