LV5857MX-TLM-H , Buck Switching Regulator IC Positive Adjustable 0.672V 1 Output 3A 8-SOIC (0.173", 4.40mm Width) Exposed Pad. we specialize in ON Semiconductor LV5857MX-TLM-H electronic components. LV5857MX-TLM-H can be shipped within 24 hours after order.