This is an anti-radiation four-channel step-down micro-module voltage stabilizer that meets the requirements of space applications. It adopts ceramic packaging technology and can meet the working requirements of the entire temperature range. The control chip adopts the 0.18μm BCD process.
The packaging form adopts BGA77, with typical external dimensions of 9mm×15mm×4.45mm. The operating environment temperature ranges from -55℃ to +125℃.
The input voltage range is 4V to 14V, and the output voltage range is 0.6V to 5.5V. It can provide four 4A currents. When the four channels are used in parallel, it can provide a single 16A current.

➢ Product features:
Each output can provide a current of 4A.
◼ Wide input voltage range: 4V to 16V; 
◼ Output voltage: 0.6V to 5.5V (adjustable);
Each channel can provide 4A DC and a peak output current of 5A.
◼ 1MHz operating frequency;
◼ Current mode control, fast transient response;
◼ Parallel current sharing, a single module can output 16A in parallel.
◼ Soft start, output voltage tracking;
◼ External frequency synchronization;
◼ Overcurrent and overheat protection;
◼ TID: ≥50kRad(Si);
◼ SET (LET)： ≥37MeV•cm ² /mg;
◼ SEL, SEU and SEB (LET) ：≥37MeV•cm2/mg.
➢ Application scenarios:
◼ Commercial aerospace
◼ Multi-track load point adjustment
◼ DSP, FPGA and ASIC applications