National Instruments LM1085 Series manual

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Table of contents for the manual

  • Page 1

    LM1085 3A Low Dropout Positive Regulators General Description The LM1085 is a series of low dropout [...]

  • Page 2

    Ordering Information Package Temperature Range Part Number Transport Media NSC Drawing 3-lead TO-263[...]

  • Page 3

    Absolute Maximum Ratings (Note 1) If Military/Aerospace specified devices are required, please conta[...]

  • Page 4

    Electrical Characteristics (Continued) Typicals and limits appearing in normal type apply for T J = [...]

  • Page 5

    Typical Performance Characteristics Dropout Voltage vs. Output Current Short-Circuit Current vs. Inp[...]

  • Page 6

    Typical Performance Characteristics (Continued) Ripple Rejection vs. Output Current (LM1085-Adj.) Li[...]

  • Page 7

    Application Note GENERAL Figure 1 shows a basic functional diagram for the LM1085- Adj (excluding pr[...]

  • Page 8

    Application Note (Continued) Figure 3 shows a typical application using a fixed output regulator . R[...]

  • Page 9

    Application Note (Continued) must be added, one for case to heat-sink ( θ CH ) and one for heatsink[...]

  • Page 10

    Typical Applications 10094767 5V to 3.3V, 1.5A Regulator 10094750 Adjustable @ 5V 10094752 1.2V to 1[...]

  • Page 11

    Typical Applications (Continued) 10094759 Battery Backup Regulated Supply 10094760 Ripple Rejection [...]

  • Page 12

    Physical Dimensions inches (millimeters) unless otherwise noted 3-Lead TO-263 NS Package Number TS3B[...]

  • Page 13

    Notes National does not assume any responsibility for use of any circuitry described, no circuit pat[...]