The UC1842/3/4/5 family of control devices provides the necessary features to implement off-line or dc-to-dc fixed frequency current mode control schemes with a minimal external parts count

UC2845

Manufacturer Part NumberUC2845
DescriptionThe UC1842/3/4/5 family of control devices provides the necessary features to implement off-line or dc-to-dc fixed frequency current mode control schemes with a minimal external parts count
ManufacturerTexas Instruments
UC2845 datasheet
 


Specifications of UC2845

TopologyBoost, Flyback, ForwardControl MethodCurrent
Duty Cycle(max)(%)50Frequency(max)(khz)450
Uvlo Thresholds On/off(v)8.4/7.6Pin/package14SOIC, 8PDIP, 8SOIC
Vin(min)(v)7.6Vin(max)(v)30
Regulated Outputs(#)1Operating Temperature Range(c)-40 to 85
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Orderable Device
(1)
Package Type Package
Status
UC2842D8
ACTIVE
SOIC
UC2842D8G4
ACTIVE
SOIC
UC2842D8TR
ACTIVE
SOIC
UC2842D8TRG4
ACTIVE
SOIC
UC2842DG4
ACTIVE
SOIC
UC2842DTR
ACTIVE
SOIC
UC2842DTRG4
ACTIVE
SOIC
UC2842J
OBSOLETE
CDIP
UC2842N
ACTIVE
PDIP
UC2842NG4
ACTIVE
PDIP
UC2843D
ACTIVE
SOIC
UC2843D8
ACTIVE
SOIC
UC2843D8G4
ACTIVE
SOIC
UC2843D8TR
ACTIVE
SOIC
UC2843D8TRG4
ACTIVE
SOIC
UC2843DG4
ACTIVE
SOIC
UC2843DTR
ACTIVE
SOIC
UC2843DTRG4
ACTIVE
SOIC
UC2843J
OBSOLETE
CDIP
Pins
Package Qty
(2)
Eco Plan
Drawing
Ball Finish
D
8
75
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
75
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
50
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
JG
8
TBD
P
8
50
Green (RoHS
CU NIPDAU N / A for Pkg Type
& no Sb/Br)
P
8
50
Green (RoHS
CU NIPDAU N / A for Pkg Type
& no Sb/Br)
D
14
50
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
75
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
75
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
8
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
50
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
D
14
2500
Green (RoHS
CU NIPDAU Level-1-260C-UNLIM
& no Sb/Br)
JG
8
TBD
Addendum-Page 2
PACKAGE OPTION ADDENDUM
5-Sep-2011
Lead/
(3)
Samples
MSL Peak Temp
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