LM10853A Low Dropout Positive RegulatorsGeneral DescriptionThe LM1085 is a series of low dropout positive voltageregulators with a maximum dropout of
Typical Applications100947675V to 3.3V, 1.5A [email protected] to 15V Adjustable Regulator100947535V Regulator with Shutdown1
Typical Applications (Continued)10094759Battery Backup Regulated Supply10094760Ripple Rejection Enhancement10094761Automatic Light control10094762Gene
Physical Dimensions inches (millimeters) unless otherwise noted3-Lead TO-263NS Package Number TS3B3-Lead TO-220NS Package Number T03BLM1085www.nationa
NotesNational does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reservesthe r
Ordering InformationPackage Temperature Range Part Number Transport Media NSC Drawing3-lead TO-263 −40˚C to +125˚C LM1085IS-ADJ RailsTS3BLM1085ISX-ADJ
Absolute Maximum Ratings (Note 1)If Military/Aerospace specified devices are required,please contact the National Semiconductor Sales Office/Distribut
Electrical Characteristics (Continued)Typicals and limits appearing in normal type apply for TJ= 25˚C. Limits appearing in Boldface type apply over th
Typical Performance CharacteristicsDropout Voltage vs. Output Current Short-Circuit Current vs. Input/Output Difference1009476310094768Percent Change
Typical Performance Characteristics (Continued)Ripple Rejection vs. Output Current (LM1085-Adj.) Line Transient Response1009474410094772Load Transient
Application NoteGENERALFigure 1 shows a basic functional diagram for the LM1085-Adj (excluding protection circuitry) . The topology is basicallythat o
Application Note (Continued)Figure 3 shows a typical application using a fixed outputregulator. Rt1 and Rt2 are the line resistances. VLOADis lessthan
Application Note (Continued)must be added, one for case to heat-sink (θCH) and one forheatsink to ambient (θHA). The junction temperature can bepredic
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