600mA，500kHz，同步升压型DC-DC转换器

The UM3429 is synchronous rectified, fixed frequency, step-up DC/DC converter series delivering high efficiency in low profile SOT23-6 package. It features true output load disconnection and adjustable output. With an internal NMOS switch, PMOS synchronous rectifier and high switching frequency of 5 - Up to 92% Efficiency\n- Output Load Disconnection\n- Internal Synchronous Rectifier\n- Low Voltage Start-Up: 0.85V\n- Input Current Limit\n- Pulse Skipping Mode Operation with Typical IQ as 20μA\n- Shutdown Current Lower than 1µA\n- 1MHz Switching Frequency for Low Profile Inductor/Capacitor\n;

Union-IC

英联