RTKA211403DE0000BU

RTKA211403DE0000BU is an evaluation board that provides a quick and comprehensive platform for evaluating the performance features of the RAA211403 buck regulator. Typical applications include general purpose or LDO replacement, industrial power supplies, embedded systems and I/O supplies, E-bikes, power tools, home/building/industrial automation, ideal low Iq and high-efficiency power attach for always-on MCUs.

• Simple and low BOM count design
• 7V to 40V VIN range
• Ultra-low 4µA quiescent current during no-load operation and switching
• Variable switching frequency depending on choke and loading
• Minimum on-time of 75ns
• Fixed 3.3V VOUT
• Pre-bias start-up / Monotonic / smooth start-up
• Total of four external components
• Protections: OC limit, input UVLO, OTP, output OVP
• Accurate EN threshold