DN-89 Comparing the UC3842, UCC3802, and UCC3809 Primary Side PWM Controllers

Texas Instruments

Published Date: 09/05/1999

Description

Despite the fact that the UC3842 and the UCC3802 PWM Controllers are pin-for-pin compatible, they are not drop-in replacements for each other. Designed as the next generation '42, the UCC3809 also has

Parts

Part Number Name Companion Part
TL3842D TL3842D Buy Datasheet
TL3842PE4 TL3842PE4 Buy Datasheet
UC3842D UC3842D Buy Datasheet
UC3842D8G4 UC3842D8G4 Buy Datasheet
UC3842D8TR UC3842D8TR Buy Datasheet
UC3842DG4 UC3842DG4 Buy Datasheet
UC3842DTR UC3842DTR Buy Datasheet
UC3842N UC3842N Buy Datasheet
UC3842NG4 UC3842NG4 Buy Datasheet
UCC2809D-1 UCC2809D-1 Buy Datasheet
UCC2809D-1G4 UCC2809D-1G4 Buy Datasheet
UCC2809D-2 UCC2809D-2 Buy Datasheet
UCC2809D-2G4 UCC2809D-2G4 Buy Datasheet
UCC2809DTR-1 UCC2809DTR-1 Buy Datasheet
UCC2809DTR-1G4 UCC2809DTR-1G4 Buy Datasheet
UCC2809DTR-2 UCC2809DTR-2 Buy Datasheet
UCC2809DTR-2G4 UCC2809DTR-2G4 Buy Datasheet
UCC2809P-1 UCC2809P-1 Buy Datasheet
UCC2809P-1G4 UCC2809P-1G4 Buy Datasheet
UCC2809P-2 UCC2809P-2 Buy Datasheet
UCC2809PTR-1 UCC2809PTR-1 Buy Datasheet
UCC2809PTR-1G4 UCC2809PTR-1G4 Buy Datasheet
UCC2809PTR-2 UCC2809PTR-2 Buy Datasheet
UCC2809PW-1 UCC2809PW-1 Buy Datasheet
UCC2809PW-2 UCC2809PW-2 Buy Datasheet
UCC2809PWTR-1 UCC2809PWTR-1 Buy Datasheet
UCC2809PWTR-1G4 UCC2809PWTR-1G4 Buy Datasheet
UCC3802D UCC3802D Buy Datasheet
UCC3802DG4 UCC3802DG4 Buy Datasheet
UCC3802DTR UCC3802DTR Buy Datasheet
UCC3802DTRG4 UCC3802DTRG4 Buy Datasheet
UCC3802N UCC3802N Buy Datasheet
UCC3802NG4 UCC3802NG4 Buy Datasheet
UCC3802PW UCC3802PW Buy Datasheet
UCC3809D-1 UCC3809D-1 Buy Datasheet
UCC3809D-1G4 UCC3809D-1G4 Buy Datasheet
UCC3809D-2 UCC3809D-2 Buy Datasheet
UCC3809D-2G4 UCC3809D-2G4 Buy Datasheet
UCC3809DTR-1 UCC3809DTR-1 Buy Datasheet
UCC3809DTR-1G4 UCC3809DTR-1G4 Buy Datasheet
UCC3809DTR-2 UCC3809DTR-2 Buy Datasheet
UCC3809DTR-2G4 UCC3809DTR-2G4 Datasheet
UCC3809N-1 UCC3809N-1 Buy Datasheet
UCC3809N-2 UCC3809N-2 Buy Datasheet
UCC3809P-1 UCC3809P-1 Buy Datasheet
UCC3809P-2 UCC3809P-2 Buy Datasheet
UCC3809P-2G4 UCC3809P-2G4 Buy Datasheet
UCC3809PTR-1 UCC3809PTR-1 Buy Datasheet
UCC3809PTR-2 UCC3809PTR-2 Buy Datasheet
UCC3809PTR-2G4 UCC3809PTR-2G4 Buy Datasheet
UCC3809PW-1 UCC3809PW-1 Buy Datasheet
UCC3809PW-2 UCC3809PW-2 Buy Datasheet
UCC3809PW-2G4 UCC3809PW-2G4 Buy Datasheet
UCC3809PWTR-1 UCC3809PWTR-1 Buy Datasheet