The RT2875A/B is a high efficiency, current-mode synchronous DC/DC step-down converter that can deliver up to 3A output current over a wide input voltage range from 4.5V to 36V. The device integrates 95mΩ high-side and 70mΩ low-side MOSFETs to achieve high conversion efficiency. The current-mode control architecture supports fast transient response and simpl.
3A Output Current
Internal N-MOSFETs
Current Mode Control
Adjustable Switching Frequency : 300kHz to 2.1MHz
Adjustable Current Limit : 1.5A to 6A
Synchronous to External Clock : 300kHz to 2.1MHz
Adjustable Output Voltage from 0.6V to 24V
High Efficiency Up to 95%
Stable with Low ESR Ceramic Output Capacitors
Cycle-by-Cycle Current Limit
Input Under-Voltage Lockout
Output Under-Voltage Protection
Thermal Shutdown
AEC-Q100 Grade 2 Certification
RoHS Compliant and Halogen Free
Applications
Point of Load Regulator in Distributed Power Systems
Digital Set Top Boxes.
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | RT2875B |
Richtek |
Synchronous Step-Down Converter | |
2 | RT2875D |
Richtek |
Synchronous Step-Down Converter | |
3 | RT2872 |
Richtek |
Synchronous Step-Down Converter | |
4 | RT2800 |
Mimo |
MIMO Wireless Chipset | |
5 | RT2805A |
Richtek |
500kHz Current Mode Asynchronous Step-Down Converter | |
6 | RT2808A |
Richtek |
500kHz Current Mode Asynchronous Step-Down Converter | |
7 | RT2810A |
Richtek |
Synchronous Step-Down Converter | |
8 | RT2810B |
Richtek |
Synchronous Step-Down Converter | |
9 | RT2820D |
ETC |
CMOS LSI | |
10 | RT2825 |
Richtek |
5A/5A Dual Synchronous Step-Down Converter | |
11 | RT2852BH |
Richtek |
Synchronous Step-Down Converter | |
12 | RT2853A |
Richtek |
Synchronous Step-Down Converter |