EVALTDA388255VOUTTOBO1

EVALTDA388255VOUTTOBO1 is an evaluation board to evaluate TDA38825 synchronous buck regulator, providing a compact, high performance and flexible solution in a small 3mm X 4mm QFN package. Key features offered by the TDA38825 include internal soft start, precision 0.6V reference voltage, power good, thermal protection, programmable switching frequency in the range of 600KHz to 1MHz, programmable soft start, enable input, input under-voltage lockout for proper start-up, latched off output over voltage protection, over current limit protection and pre-bias start-up.

• VIN = +12V, VOUT = +5V at 0 to20A
• FSW = 600KHz/800KHz/1000KHz
• L = 470nH
• Cin= 3x 10µF (25V, ceramic 0805) + 2x1µF (25V, ceramic 0805) + 1x100µF (25V, electrolytic, opt)
• Coot=10x 100µF (6.3V, ceramic 0805) + 1 x 2.2µF (6.3V, ceramic 0805)
• PCB is a 6-layer board using FR4 material