2Pcs UC2572DTR SOIC-8 Switching Controllers Neg-Out Flyback Pls Width Modulator

Lot of (5) SG3525A Pulse Width Modulator Control Circuit SG3525

1Pcs UC3525BN PDIP-16 Switching Controllers Regulating Pulse Width Modulator

4Pcs UC3525ADWTR SOIC-16 Switching Controllers Regulating Pulse Width Modulator

1Pcs UC3525BDWG4 SOIC-16 Switching Controllers Regulating Pulse Width Modulator

3Pcs UC3525ADWG4 SOIC-16 Switching Controllers Regulating Pulse Width Modulator

3Pcs LM3524DN/NOPB Switching Controllers Regulating Pulse Width Modulator

5Pcs SG3524NSR SO-16 Switching Controllers Regulating Pulse Width Modulator