S1-Diodes
S2-BJT P1
S3-BJT P2
S4-Mosfet P1
S5-Mosfet P2
S6-PWM & ICs
S7-ICs P2
S8-Relays & optocouplers& Circuit Protection
S9-Linear Regulator & DC-DC Converters
S10-Motors P1
S11-Motors P2
Session 1
Diodes
you can find SESSION PDF here