The AP3410B is a high efficiency step-down DC-DC voltage converter. The chip operation is optimized by peak-current mode architecture with built-in synchronous power MOSFET switchers. The oscillator and timing capacitors are all built-in providing an internal switching frequency of 1.5MHz that allows the use of small surface mount inductors and capacitors fo.
• High Efficiency Buck Power Converter
• Wide Input Voltage Range: 2.5V to 5.5V
• Adjustable Output Voltage: 0.6V to 0.9×VIN
• Low RDS(ON) Internal Switches:200mΩ (VIN=5V)
• Built-in Power Switches for Synchronous
Rectification with High Efficiency
• Output Current: 1.2A
• Feedback Voltage: 600mV
• 1.5MHz Constant Frequency Operation
• Thermal Shutdown Protection
• Low Dropout Operation at 100% Duty Cycle
• No Schottky Diode Required
• Input Over Voltage Protection
• Output Over Voltage Protection
• Over Current Protection
Applications
• Post DC-DC Voltage Regulation
• PDA and Notebook Compute.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | AP3410 |
BCD Semiconductor |
1.5MHz Synchronous Step-down DC-DC Converter | |
2 | AP3415E |
ALLPOWER |
P-Channel Power MOSFET | |
3 | AP3417A |
BCD Semiconductor |
1.4MHz High Efficiency Synchronous DC-DC Buck Converter | |
4 | AP3417B |
BCD Semiconductor |
1.4MHz High Efficiency Synchronous DC-DC Buck Converter | |
5 | AP3417C |
Diodes |
1.5MHZ SYNCHRONOUS STEP-DOWN DC-DC CONVERTER | |
6 | AP3418 |
Diodes |
1.4MHZ HIGH EFFICIENCY SYNCHRONOUS DC-DC BUCK CONVERTER | |
7 | AP3419 |
Diodes |
2A STEP-DOWN DC-DC BUCK CONVERTER | |
8 | AP3401 |
Diodes |
1A STEP-DOWN DC - DC BUCK CONVERTER | |
9 | AP3402 |
Diodes |
2A STEP-DOWN DC-DC BUCK CONVERTER | |
10 | AP3402GEH |
Advanced Power Electronics |
N-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
11 | AP3402GEJ |
Advanced Power Electronics |
N-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
12 | AP3403 |
Diodes |
600mA STEP-DOWN DC/DC CONVERTER |