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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MSL, Peak Temp. -- The Moisture Sensitivity Level rating according to the JEDEC industry standard classifications, and peak solder temperature.
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OTHER QUALIFIED VERSIONS OF UC1842, UC1843, UC1844, UC1845, UC3842, UC3843, UC3844, UC3845, UC3845AM :
Catalog: UC3842, UC3843, UC3844, UC3845, UC3842M,
UC3845A
Military: UC1842, UC1843, UC1844,
UC1845
Space: UC1842-SP, UC1843-SP, UC1844-SP,
UC1845-SP
NOTE: Qualified Version Definitions:
Catalog - TI's standard catalog product
Military - QML certified for Military and Defense Applications
Space - Radiation tolerant, ceramic packaging and qualified for use in Space-based application
PACKAGE OPTION ADDENDUM
Addendum-Page 7
5-Sep-2011