NCP3163BPWR2G , Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 3.4A (Switch) 16-SOIC (0.295", 7.50mm Width) Exposed Pad. we specialize in ON Semiconductor NCP3163BPWR2G electronic components. NCP3163BPWR2G can be shipped within 24 hours after order.