LMS8117ADT-3.3/NOPB National Semiconductor, LMS8117ADT-3.3/NOPB Datasheet
LMS8117ADT-3.3/NOPB
Specifications of LMS8117ADT-3.3/NOPB
*LMS8117ADT-3.3/NOPB
LMS8117ADT-3.3
Available stocks
Related parts for LMS8117ADT-3.3/NOPB
LMS8117ADT-3.3/NOPB Summary of contents
Page 1
... General Description The LMS8117A is a series of low dropout voltage regulators with a dropout of 1. load current. It has the same pin-out as National Semiconductor’s industry standard LM317. The LMS8117A is available in an adjustable version, which can set the output voltage from 1.25V to 13.8V with only two external resistors ...
Page 2
... SOT-223 Top View Block Diagram www.national.com ) J Packaging Marking LS0A LS0A LS00 LS00 LS01 LS01 LMS8117ADT-ADJ LMS8117ADT-ADJ LMS8117ADT-1.8 LMS8117ADT-1.8 LMS8117ADT-3.3 LMS8117ADT-3.3 10119699 2 NSC Transport Media Drawing 1k Tape and Reel MP04A 2k Tape and Reel 1k Tape and Reel 2k Tape and Reel 1k Tape and Reel ...
Page 3
... Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Maximum Input Voltage (V to GND) IN LMS8117A-ADJ, LMS8117A-1.8, LMS8117A-3.3 Power Dissipation (Note 2) Junction Temperature ( (Note 2) Storage Temperature Range Electrical Characteristics Typicals and limits appearing in normal type apply for T tion temperature range for operation, 0˚ ...
Page 4
Electrical Characteristics Typicals and limits appearing in normal type apply for T tion temperature range for operation, 0˚C to 125˚C. Symbol Parameter Temperature Stability Long Term Stability RMS Output Noise Thermal Resistance Junction-to-Case Thermal Resistance Junction-to-Ambient (No heat sink; No ...
Page 5
Typical Performance Characteristics Dropout Voltage ( Load Regulation LMS8117A-ADJ Ripple Rejection ) OUT 10119622 LMS8117A-ADJ Ripple Rejection vs. Current 10119624 10119607 5 Short-Circuit Current 10119623 10119606 Temperature Stability 10119625 www.national.com ...
Page 6
Typical Performance Characteristics Adjust Pin Current LMS8117A-3.3 Load Transient Response LMS8117A-3.3 Line Transient Response www.national.com (Continued) LMS8117A-1.8 Load Transient Response 10119626 LMS8117A-1.8 Line Transient Response 10119609 10119611 6 10119608 10119610 ...
Page 7
Application Note 1.0 EXTERNAL CAPACITORS/STABILITY 1.1 Input Bypass Capacitor An input capacitor is recommended. A 10µF tantalum on the input is a suitable input bypassing for almost all applications. 1.2 Adjust Terminal Bypass Capacitor The adjust terminal can be bypassed ...
Page 8
Application Note (Continued) When the adjustable regulator is used (Figure 3), the best performance is obtained with the positive side of the resistor R1 tied directly to the output terminal of the regulator rather than near the load. This eliminates ...
Page 9
Application Note (Continued) FIGURE 5. Cross-sectional view of Integrated Circuit Mounted on a printed circuit board. Note that the case temperature is measured at the point where the leads contact with the mounting pad surface The LMS8117A regulators have internal ...
Page 10
Application Note (Continued) Layout Top Side (in 1 0.0123 2 0.066 3 4 0. 0.066 13 0.175 14 0.284 15 0.392 16 *Tab of device attached to topside copper www.national.com TABLE ...
Page 11
Application Note (Continued) FIGURE 7. θ vs. 1oz Copper Area for SOT-223 JA FIGURE 8. θ vs. 2oz Copper Area for TO-252 JA FIGURE 9. Maximum Allowable Power Dissipation vs. Ambient Temperature for SOT-223 FIGURE 10. Maximum Allowable Power Dissipation ...
Page 12
Application Note (Continued) FIGURE 13. Top View of the Thermal Test Pattern in Actual Scale www.national.com 10119620 12 ...
Page 13
Application Note (Continued) FIGURE 14. Bottom View of the Thermal Test Pattern in Actual Scale 10119621 13 www.national.com ...
Page 14
Typical Application Circuits 1.25V to 10V Adjustable Regulator with Improved Ripple Rejection www.national.com 5V Logic Regulator with Electronic Shutdown* 14 10119629 10119627 ...
Page 15
Physical Dimensions inches (millimeters) unless otherwise noted 3-Lead SOT-223 NS Package Number MP04A 15 www.national.com ...
Page 16
... BANNED SUBSTANCE COMPLIANCE National Semiconductor manufactures products and uses packing materials that meet the provisions of the Customer Products Stewardship Specification (CSP-9-111C2) and the Banned Substances and Materials of Interest Specification (CSP-9-111S2) and contain no ‘‘Banned Substances’’ as defined in CSP-9-111S2. ...