LT8645S Datasheet | Analog Devices

LT8645S/LT8646S 65V, 8A Synchronous Step-Down Silent Switcher 2 with 2.5µA Quiescent Current Features n Silent Switcher®2 Architecture n Ultralow EMI Emissions on Any PCB n Eliminates PCB Layout Sensitivity n Internal Bypass Capacitors Reduce Radiated EMI n Optional Spread Spectrum Modulation n High Efficiency at High Frequency n Up to 95% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 94% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3.4V to 65V n Ultralow Quiescent Current Burst Mode Operation n 2.5μA IQ Regulating 12VIN to 3.3VOUT (LT8645S) n Output Ripple < 10mVP-P n External pensation: Fast Transient Response and Current Sharing (LT8646S) n Fast Minimum Switch...