Datasheet Analog Devices LT8601EUJ#PBF — Datenblatt

LT8601
42V Triple Monolithic
Synchronous Step-Down Regulator
FEATURES DESCRIPTION Flexible Power Supply System Providing Three
Outputs Over a Wide Input Voltage Range
n Two High Voltage Synchronous Buck Regulators
n 3V to 42V Input Voltage Range
n Output Currents Up to 2.5A and 1.5A
n High Efficiency Up to 93%
n One Low Voltage Synchronous Buck Regulator
n 2.6V to 5.5V Input Voltage Range
n Output Current Up to 1.8A and 95% Efficiency
n Resistor Programmable and Synchronizable
from 250kHz to 2.2MHz Switching Frequency
n Low Ripple Burst Mode® Operatio 30µA I at 12V to 3.3V
Q
IN
OUT2
n Output Ripple < 15mV
n Programmable Power-On Reset
n Power Good Indicators
n 2-Phase Clock Reduces Input Current Ripple
n Available in Thermally Enhanced 40-Lead QFN …

LT8601
42V Triple Monolithic
Synchronous Step-Down Regulator
Features Description Flexible Power Supply System Providing Three
Outputs Over a Wide Input Voltage Range
nn Two High Voltage Synchronous Buck Regulators
nn 3V to 42V Input Voltage Range
nn Output Currents Up to 2.5A and 1.5A
nn High Efficiency Up to 93%
nn One Low Voltage Synchronous Buck Regulator
nn 2.6V to 5.5V Input Voltage Range
nn Output Current Up to 1.8A and 95% Efficiency
nn Resistor Programmable and Synchronizable
from 250kHz to 2.2MHz Switching Frequency
nn Low Ripple Burst Mode® Operation
nn 30µA I at 12V to 3.3V
Q
IN
OUT2
nn Output Ripple < 15mV
nn Programmable Power-On Reset
nn Power Good Indicators
nn 2-Phase Clock Reduces Input Current Ripple …