Datasheet
Table Of Contents
- 1 Diagram
- 2 Pin configuration
- 3 Maximum ratings
- 4 Schematic application
- 5 Electrical characteristics
- Table 3. Electrical characteristics of LD1117#12
- Table 4. Electrical characteristics of LD1117#18
- Table 5. Electrical characteristics of LD1117#25
- Table 6. Electrical characteristics of LD1117#33
- Table 7. Electrical characteristics of LD1117#50
- Table 8. Electrical characteristics of LD1117 (adjustable)
- Table 9. Electrical characteristics of LD1117#12C
- Table 10. Electrical characteristics of LD1117#18C
- Table 11. Electrical characteristics of LD1117#25C
- Table 12. Electrical characteristics of LD1117#33C
- Table 13. Electrical characteristics of LD1117#50C
- Table 14. Electrical characteristics of LD1117C (adjustable)
- 6 Typical application
- 7 LD1117 adjustable: application note
- 8 Package mechanical data
- Table 15. TO-220 mechanical data (type STD-ST Dual Gauge)
- Figure 12. Drawing dimension TO-220 (type STD-ST Dual Gauge)
- Table 16. TO-220 mechanical data (type STD-ST Single Gauge)
- Figure 13. Drawing dimension TO-220 (type STD-ST Single Gauge)
- Table 17. SOT-223 mechanical data
- Figure 14. Drawing dimension SOT-223
- Table 18. SO-8 mechanical data
- Figure 15. Drawing dimension SO-8
- Table 19. DPAK mechanical data
- Figure 16. Drawing dimension DPAK (type STD-ST)
- Figure 17. Drawing dimension DPAK (type Fujitsu-subcon.)
- Figure 18. Drawing dimension DPAK (type IDS-subcon.)
- Table 20. Footprint data
- Figure 19. DPAK footprint recommended data
- 9 Packaging mechanical data
- Figure 20. Drawing dimension tube for TO-220 Dual Gauge (mm.)
- Figure 21. Drawing dimension tube for TO-220 Single Gauge (mm.)
- Table 21. SOT-223 tape and reel mechanical data
- Figure 22. Tape for SOT-223 (dimensions are in mm)
- Figure 23. Reel for SOT-223 (dimensions are in mm)
- Table 22. SO-8 tape and reel mechanical data
- Figure 24. SO-8 tape and reel dimensions
- Table 23. DPAK tape and reel mechanical data
- Figure 25. DPAK footprint
- Figure 26. Tape for DPAK
- Figure 27. Reel for DPAK
- 10 Order codes
- 11 Revision history

List of figures LD1117
4/44 DocID2572 Rev 33
List of figures
Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Figure 2. Pin connections (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Figure 3. Application circuit (for 1.2 V). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 4. Application circuit (for other fixed output voltages) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Figure 5. Negative supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 6. Circuit for increasing output voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 7. Voltage regulator with reference. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Figure 8. Battery backed-up regulated supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Figure 9. Post-regulated dual supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
Figure 10. Adjustable output voltage application . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Figure 11. Adjustable output voltage application with improved ripple rejection . . . . . . . . . . . . . . . . . 24
Figure 12. Drawing dimension TO-220 (type STD-ST Dual Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . . 26
Figure 13. Drawing dimension TO-220 (type STD-ST Single Gauge) . . . . . . . . . . . . . . . . . . . . . . . . . 28
Figure 14. Drawing dimension SOT-223 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Figure 15. Drawing dimension SO-8 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Figure 16. Drawing dimension DPAK (type STD-ST) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Figure 17. Drawing dimension DPAK (type Fujitsu-subcon.). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 33
Figure 18. Drawing dimension DPAK (type IDS-subcon.) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34
Figure 19. DPAK footprint recommended data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
Figure 20. Drawing dimension tube for TO-220 Dual Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 21. Drawing dimension tube for TO-220 Single Gauge (mm.) . . . . . . . . . . . . . . . . . . . . . . . . . 36
Figure 22. Tape for SOT-223 (dimensions are in mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Figure 23. Reel for STO-223 (dimensions are in mm) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38
Figure 24. SO-8 tape and reel dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Figure 25. DPAK footprint . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
Figure 26. Tape for DPAK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Figure 27. Reel for DPAK . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41