2 PCS TOP221YN TO-220 TOP221Y TOP221 Off-line PWM Switch IC Transistors

10 PCS TOP221YN TO-220 TOP221Y TOP221 Off-line PWM Switch IC Transistors Chip

5 PCS TOP227YN TO-220 TOP227 Three-terminal Off-line PWM Switch Transistors

10PCS TOP225YN TOP225Y Three-terminal Off-line PWM Switch TO220

1PCS TOP223YN Three-terminal Off-line PWM Switch TO220

10 PCS TOP223YN TO-220 TOP223 Off-line PWM Switch IC Transistors Chip

( 2 PCS ) TOP224Y Original Power Integrations Off-line PWM Switch -- NOS