The Infineon OptiMOS IPOL 20 A is an easy to use, fully integrated DC-DC buck regulator with patented fast Constant-On-Time (COT) control scheme, it simplifies the design effort, while enable an enhanced transient response and improved Vout regulation also the on-board PWM controller and OptiMOS 5 MOSFETs with integrated bootstrap diode make the TDA38820 a small footprint, high efficiency solution for various point of load applications requiring.

Single 4.3 V to 17 V application or wide input voltage range from 2.0 V to 17 V with an external VCC
Precision reference voltage 0.6 V, +/- 0.5 percent
Enhanced fast COT engine stable with ceramic output capacitors and no external compensation
Optional forced continuous conduction mode and diode emulation for enhanced light load efficiency
Programmable switching frequency from 600 kHz to 2 MHz
Monotonic start-up with an internal soft-start time and enhanced pre-bias start-up
Thermally compensated internal over current protection with four selectable settings
Enable input with voltage monitoring capability and power good output
Thermal shut down
Small size 4 mm x 5 mm PQFN
Halogen-free and RoHS2 compliant with exemption 7a