CS51411, CS51412, CS51413, CS51414 1.5 A, 260 kHz.
ON Semiconductor
CS51414 - Low Voltage Buck Regulators
CS51411, CS51412, CS51413, CS51414 1.5 A, 260 kHz and 520 kHz, Low Voltage Buck Regulators with External Bias or Synchronization Capability The CS514.
