SLUAAK3 January 2024 UCC256402
UCC25640X has diversity version to meet different requirement at each application.
See the detailed difference of each device in the following.
Device | Integrated high voltage startup | Integrated X-cap discharge | Require external bias supply | Burst soft on/off | BLK OVP | BW OVP mode |
---|---|---|---|---|---|---|
UCC256402 | Yes | No | No | No | No | Restart |
UCC256402A | Yes | No | No | No | Yes | Restart |
UCC256403 | No | No | Yes | Yes | No | Restart |
UCC256403A | No | No | Yes | No | No | Latch |
UCC256404 | Yes | Yes | No | Yes | No | Restart |
UCC256404A | Yes | Yes | No | No | No | Latch |
UCC256404B | Yes | Yes | No | Yes | No | Restart |
Device | burst package size | BLK start | BLK stop | BLK OVP | Vcc startup voltage | FB pin current source | Highest AC zero crossing detection test current | HB-HS voltage rating |
---|---|---|---|---|---|---|---|---|
UCC256402 | 16 | 3V | 2.2V | NA | 26V | 82uA | NA | 17V |
UCC256402A | 16 | 3V | 2.2V | 4V | 26V | 82uA | NA | 17V |
UCC256403 | 40 | 3V | 2.2V | NA | 10.9V | 164uA | NA | 17V |
UCC256403A | 16 | 3V | 2.2V | NA | 10.9V | 164uA | NA | 17V |
UCC256404 | 40 | 1V | 0.9V | NA | 26V | 82uA | 1.7mA | 17V |
UCC256404A | 16 | 1V | 0.9V | NA | 26V | 82uA | 1.7mA | 17V |
UCC256404B | 40 | 1V | 0.9V | NA | 26V | 82uA | 1.3mA | 25V |