创唯电子代理销售National Semiconductor, LM2590HVSX-3.3/NOPB, LM2590HVSX-5.0/NOPB, LM2590HVSX5.0AQ/NOPB, LM2590HVSX-ADJ/NOPB, LM2590HVT-3.3/NOPB, LM2590HVT-5.0/NOPB, LM2590HVT-ADJ/NOPB, LM2591HVS-3.3/NOPB, LM2591HVS-5.0/NOPB, LM2591HVS-ADJ/NOPB, LM2591HVSX-3.3/NOPB, LM2591HVSX-5.0/NOPB.