创唯电子代理销售National Semiconductor, LP3972SQ-I514EV/NOPB, LP3972SQX-0514/NOPB, LP3972SQX-A413/NOPB, LP3972SQX-A514/NOPB, LP3972SQX-E514/NOPB, LP3972SQX-I414/NOPB, LP3972SQX-I514/NOPB, LP3981ILD-2.5/NOPB, LP3981ILD-2.7/NOPB, LP3981ILD-2.8/NOPB, LP3981ILD-2.83/NOPB, LP3981ILD-3.0/NOPB.