Datasheet Linear Technology LT8616HFE#TRPBF — 数据表

LT8616
Dual 42V Synchronous
Monolithic Step-Down Regulator
with 6.5µA Quiescent Current
FEATURES DESCRIPTION Wide Input Voltage Range: 3.4V to 42V
2.5A and 1.5A Buck Regulators with Separate Inputs
Fast Minimum Switch On-Time: 35ns
Ultralow Quiescent Current Burst Mode® Operation:
n 6.5µA I Regulating 12V to 5V
Q
IN
OUT and 3.3VOUT n Output Ripple < 15mV
n 180° Out of Phase Switching
n Adjustable: 200kHz to 3MHz n Synchronizable: 250kHz to 3MHz
n Accurate 1V Enable Pin Thresholds
n Internal Compensatio Output Soft-Start and Tracking
n TSSOP Package: Output Stays at or Below Regulation
Voltage During Adjacent Pin Short or When a Pin Is
Left Floating
n Thermally Enhanced 28-Lead TSSOP and
3mm × 6mm QFN Packages The LT®8616 is a high efficiency, high speed, dual synchronous monolithic step-down switching regulator that consumes only 6.5µA of quiescent current with both channels
enabled. Both channels contain all switches and necessary
circuitry to minimize the need for external components. …