SGM64620Q.pdf? Available in a Green TQFN-6×6-40DL Package
? AEC-Q100 qualified for automotive applications:
– Device temperature grade 1: –40°C to +125°C
ambient operating temperature
? Functional Safety-Capable
– Documentation available to aid functional safety
system design
? Versatile synchronous buck DC/DC controller
– Wide input voltage range of 3.5 V to 65 V
– 1% accurate, fixed 3.3-V, 5-V, or adjustable
outputs from 0.6 V to 55 V
– 150°C maximum junction temperature
– 3.3-μA typical shutdown mode current
– 15-μA typical no-load standby current
? Two interleaved synchronous buck channels
– Dual channel or single-output multiphase
– 65-ns tON(min) for high VIN/VOUT ratio
– 60-ns tOFF(min) for low dropout
? Inherent protection features for robust design
– Hiccup mode overcurrent protection
– Independent ENABLE and PGOOD functions
– Adjustable output voltage soft start
– VCC, VDDA, and gate-drive UVLO protection
– Thermal shutdown protection with hysteresis
? Optimized for CISPR 25 class 5 EMI requirements
– Slew-rate controlled adaptive gate drivers
– Spread spectrum reduces peak emissions
? 100-kHz to 2.2-MHz switching frequency
– SYNC in and SYNC out capability
– Selectable diode emulation or FPWM modes
? VQFN-40 package with wettable flank pins
? Create a custom design using the LM5143A-Q1
with WEBENCH? Power Designer
