LD1085D2M18R STMicroelectronics, LD1085D2M18R Datasheet
LD1085D2M18R
Specifications of LD1085D2M18R
497-3421-3
497-3421-3
Available stocks
Related parts for LD1085D2M18R
LD1085D2M18R Summary of contents
Page 1
A low drop positive voltage regulator adjustable and fixed Features ■ Typical dropout 1 ■ Three terminal adjustable or fixed output voltage 1.5 V, 1.8 V, 2 ■ ...
Page 2
Contents 1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3
Diagram Figure 1. Schematic diagram Doc ID 6738 Rev 25 3/28 ...
Page 4
Pin configuration Figure 2. Pin connections (top view) TO-220 2 D PAK 4/28 D DPAK Doc ID 6738 Rev 25 TO-220FP 2 PAK/A ...
Page 5
Maximum ratings Table 2. Absolute maximum ratings Symbol V DC input voltage I I Output current O P Power dissipation D T Storage temperature range STG T Operating junction temperature range OP Note: Absolute maximum ratings are those values ...
Page 6
Schematic application Figure 3. Application circuit 6/28 V Doc ID 6738 Rev 25 R ⎛ ⎞ 2 ⋅ ------ - ⎝ ⎠ O REF R 1 ...
Page 7
Electrical characteristics Table 4. Electrical characteristics of LD1085#15 Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Quiescent ...
Page 8
Table 5. Electrical characteristics of LD1085#18 Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Quiescent current q I ...
Page 9
Table 6. Electrical characteristics of LD1085#25 Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Quiescent current q I ...
Page 10
Table 7. Electrical characteristics of LD1085#33 Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Quiescent current q I ...
Page 11
=10 µ Table 8. Electrical characteristics of LD1085#50 Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Quiescent ...
Page 12
Table 9. Electrical characteristics of LD1085# Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Minimum load current O(min) I ...
Page 13
Table 10. Electrical characteristics of LD1085PY (Automotive Grade) Symbol Parameter (1) V Output voltage O ΔV Line regulation O ΔV Load regulation O V Dropout voltage d I Minimum load current ...
Page 14
Typical application Unless otherwise specified T Figure 4. Output voltage vs. temperature Figure 6. Output voltage vs. temperature Figure 8. Line regulation vs. temperature 14/ ° µ Figure 5. ...
Page 15
Figure 10. Dropout voltage vs. temperature Figure 12. Adjust pin current vs. temperature Figure 13. Quiescent current vs. temperature Figure 14. Line regulation vs. temperature Figure 11. Dropout voltage vs. output current Figure 15. Supply voltage rejection vs. output current ...
Page 16
Figure 16. Supply voltage rejection vs. frequency Figure 18. Minimum load current vs. temperature Figure 20. Stability 16/28 Figure 17. Supply voltage rejection vs. temperature Figure 19. Stability, V Figure 21. Line transient V =12 ...
Page 17
Figure 22. Line transient V =12 to 13V, I =200mA 1µF(tant =1µF ADJ Figure 24. Load transient V =12V, I =0. 1µF(tant =1µF ADJ ...
Page 18
Package mechanical data In order to meet environmental requirements, ST offers these devices in different grades of ® ECOPACK packages, depending on their level of environmental compliance. ECOPACK specifications, grade definitions and product status are available at: www.st.com. ® ...
Page 19
TO-220 mechanical data mm. Dim. Min. Typ. A 4.40 C 1.23 D 2.40 D1 1.27 E 0.49 F 0.61 F1 1.14 F2 1.14 G 4.95 G1 2.4 H2 10.0 L2 16.4 L4 13.0 L5 2.65 L6 15.25 L7 6.2 L9 ...
Page 20
Dim. Min. A 4.40 B 2.5 D 2.5 E 0.45 F 0.75 F1 1.15 F2 1.15 G 4.95 G1 2 28.6 L4 9.8 L5 2 DIA. 3 20/28 TO-220FP mechanical data mm. ...
Page 21
DPAK mechanical data mm. Dim. Min. Typ. A 2.2 A1 0.9 A2 0.03 B 0.64 b4 5.2 C 0. 5.1 E 6.4 E1 4.7 e 2.28 e1 4 (L1) 2.8 L2 ...
Page 22
Dim. Min. A 4.4 A1 2.49 A2 0.03 B 0.7 B2 1.14 C 0.45 C2 1. 1.27 L3 1 0° 22/ PAK mechanical ...
Page 23
D PAK/A mechanical data mm. Dim. Min. Typ. A 4.40 A1 2.49 A2 0.03 B 0.7 B1 0.8 B2 1.14 C 0.45 C2 1. 8 1.27 M 2.4 ...
Page 24
Tape & reel DPAK-PPAK mechanical data Dim. Min 12 6.80 Bo 10.40 Ko 2.55 Po 3.9 P 7.9 24/28 mm. Typ. Max. Min. 330 13.0 13.2 0.504 0.795 2.362 22.4 6.90 7.00 ...
Page 25
Tape & reel D PAK-P mm. Dim. Min. Typ 12.8 13 10.50 10.6 Bo 15.70 15.80 Ko 4.80 4.90 Po 3.9 4.0 P 11.9 12 PAK-D PAK/A-P PAK/A ...
Page 26
... Order codes Table 11. Order codes TO-220 TO-220FP LD1085V50 LD1085V LD1085P (1) LD1085PY 1. Automotive Grade products. 26/28 Packages 2 D PAK DPAK (T&R) LD1085DT15R LD1085D2T33R LD1085D2T-R Doc ID 6738 Rev 25 Output voltage 2 D PAK/A (T&R) 1.5 V LD1085D2M18R 1.8 V LD1085D2M25R 2.5 V LD1085D2M33R 3.3 V 5.0 V LD1085D2M-R ADJ ADJ ...
Page 27
Revision history Table 12. Document revision history Date Revision 07-Oct-2004 12 08-Feb-2005 13 01-Mar-2005 14 22-May-2006 15 10-Nov-2006 16 04-Apr-2007 17 07-Jun-2007 18 05-Dec-2007 19 29-Jan-2008 20 18-Feb-2008 21 09-Apr-2008 22 14-Jul-2008 23 22-Aug-2008 24 28-Jul-2009 25 Changes Mistake ...
Page 28
... Information in this document is provided solely in connection with ST products. STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, modifications or improvements, to this document, and the products and services described herein at any time, without notice. All ST products are sold pursuant to ST’s terms and conditions of sale. ...