The AP3403 is a 2.0MHz fixed frequency, current mode, PWM synchronous buck (step-down) DC-DC converter, capable of driving a 600mA load with high efficiency, excellent line and load regulation. The high efficiency is easily configured by using an inductor, resistors and capacitors as the external components. Current mode control provides fast transient respo.
High Efficiency Buck Power Converter
Input Voltage Range: 2.3V to 5.5V
Output Voltage Range: 0.7V to 5.5V
Fixed 2.0MHz Oscillator Frequency
Built-in Soft-start Time
Built-in Over Current Protection
Built-in Thermal Shutdown Function
Built-in UVLO Function
Hiccup Mode SCP
Output Current: 600mA
Package: U-DFN1616-6
Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
PGND 3
4 SW
U-DFN1616-6 (Type G)
Applications
Post DC-DC Voltage Regulation
PDA and Notebook Computer
Notes:
1. No purposely added lead. Fully E.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | AP3401 |
Diodes |
1A STEP-DOWN DC - DC BUCK CONVERTER | |
2 | AP3402 |
Diodes |
2A STEP-DOWN DC-DC BUCK CONVERTER | |
3 | AP3402GEH |
Advanced Power Electronics |
N-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
4 | AP3402GEJ |
Advanced Power Electronics |
N-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
5 | AP3403GH |
Advanced Power Electronics |
P-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
6 | AP3403GJ |
Advanced Power Electronics |
P-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
7 | AP3405 |
Diodes |
600mA Step-down DC/DC Converter | |
8 | AP3405GH-HF |
Advanced Power Electronics |
P-CHANNEL ENHANCEMENT MODE POWER MOSFET | |
9 | AP3406 |
BCD Semiconductor |
650mA SYNCHRONOUS DC-DC BUCK CONVERTER | |
10 | AP34063 |
Diodes Incorporated |
UNIVERSAL DC/DC CONVERTER | |
11 | AP34063 |
Anachip |
Universal DC/DC Converter | |
12 | AP3406A |
BCD Semiconductor |
1.1MHz 800mA SYNCHRONOUS DC-DC BUCK CONVERTER |