Datasheet Texas Instruments UCC256404

ManufacturerTexas Instruments
SeriesUCC256404
Datasheet Texas Instruments UCC256404

LLC resonant controller with ultra-low power, ultra-quiet standby operation and high voltage startup

Datasheets

Datasheet

Prices

Status

UCC256404ADDBRUCC256404ADDBTUCC256404BDDBRUCC256404DDBRUCC256404DDBT
Lifecycle StatusActive (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)Active (Recommended for new designs)
Manufacture's Sample AvailabilityNoNoNoNoNo

Packaging

UCC256404ADDBRUCC256404ADDBTUCC256404BDDBRUCC256404DDBRUCC256404DDBT
Pin1414141414
Package TypeDDBDDBDDBDDBDDB
Industry STD TermSOICSOICSOICSOICSOIC
JEDEC CodeR-PDCC-LR-PDCC-LR-PDCC-LR-PDCC-LR-PDCC-L
Package QTY250025025002500250
CarrierSMALL T&RSMALL T&RLARGE T&RLARGE T&RSMALL T&R
Device MarkingUCC256404AUCC256404AUCC256404BUCC256404UCC256404
Width (mm)3.93.93.93.93.9
Length (mm)99999
Thickness (mm)1.581.581.581.581.58
Pitch (mm)1.271.271.271.271.27
Max Height (mm)1.751.751.751.751.75
Mechanical DataDownloadDownloadDownloadDownloadDownload

Parametrics

Parameters / ModelsUCC256404ADDBR
UCC256404ADDBR
UCC256404ADDBT
UCC256404ADDBT
UCC256404BDDBR
UCC256404BDDBR
UCC256404DDBR
UCC256404DDBR
UCC256404DDBT
UCC256404DDBT
Approx. price, US$.748 | 1ku.748 | 1ku.748 | 1ku.748 | 1ku.748 | 1ku
Control methodCurrentCurrentCurrentCurrentCurrent
Duty cycle(Max), %5050505050
FeaturesHV Start-up,Light Load Efficiency,Low Power,Wide AC input,X cap discharge integrated,Zero Voltage SwitchingHV Start-up,Light Load Efficiency,Low Power,Wide AC input,X cap discharge integrated,Zero Voltage SwitchingHV Start-up,Light Load Efficiency,Low Power,Wide AC input,X cap discharge integrated,Zero Voltage SwitchingHV Start-up,Light Load Efficiency,Low Power,Wide AC input,X cap discharge integrated,Zero Voltage SwitchingHV Start-up,Light Load Efficiency,Low Power,Wide AC input,X cap discharge integrated,Zero Voltage Switching
Frequency(Min), kHz3535353535
Gate drive(Typ), A0.60.60.60.60.6
Operating temperature range, C-40 to 125-40 to 125-40 to 125-40 to 125-40 to 125
Package GroupSOIC|14SOIC|14SOIC|14SOIC|14SOIC|14
Package size: mm2:W x L, PKG14SOIC: 59 mm2: 6 x 9.9 (SOIC|14)14SOIC: 59 mm2: 6 x 9.9 (SOIC|14)14SOIC: 59 mm2: 6 x 9.9 (SOIC|14)14SOIC: 59 mm2: 6 x 9.9 (SOIC|14)14SOIC: 59 mm2: 6 x 9.9 (SOIC|14)
RatingCatalogCatalogCatalogCatalogCatalog
TopologyHalf-Bridge,Resonant LLCHalf-Bridge,Resonant LLCHalf-Bridge,Resonant LLCHalf-Bridge,Resonant LLCHalf-Bridge,Resonant LLC
VCC(Max), V3030303030
VCC(Min), V1313131313

Eco Plan

UCC256404ADDBRUCC256404ADDBTUCC256404BDDBRUCC256404DDBRUCC256404DDBT
RoHSCompliantCompliantCompliantCompliantCompliant
Pb FreeYesYesYesYesYes

Model Line

Manufacturer's Classification

  • Semiconductors > Analog and Mixed-Signal > Power management > Offline & isolated DC/DC controllers & converters > PWM controllers & resonant controllers