LDR1833K7-R STMicroelectronics, LDR1833K7-R Datasheet
LDR1833K7-R
Specifications of LDR1833K7-R
Available stocks
Related parts for LDR1833K7-R
LDR1833K7-R Summary of contents
Page 1
Features ■ Output current 500 mA ■ Output current 1.0 A ■ Low dropout voltage 1 (0 ■ Low dropout voltage 2 (0 ■ Very low supply current ...
Page 2
Contents 1 Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ...
Page 3
Diagram Figure 1. Block diagram NH1 START NH2 BAND GAP 2 START POWER 1 BAND GAP 1 DRIVER ERROR AMPLIFIER 1 THERMAL 1 THERMAL 2 + ...
Page 4
Pin configuration Figure 2. Pin connections (top view) Table 2. Pin description Pin n° Symbol 3 GND Ground pin 2 V Input 1 supply pin. Bypass with a 2.2µF capacitor to GND Input 2 supply pin. ...
Page 5
Maximum ratings Table 3. Absolute maximum ratings Symbol V & input voltage I1 I2 INH Shutdown voltage I Output current O P Power dissipation D T Storage temperature range STG T Operating ambient temperature range A Note: ...
Page 6
Typical application Figure 3. Typical application circuit 6/16 ...
Page 7
Electrical characteristics Table 5. Electrical characteristics ( 2.2 µF, C I1,2 O1,2 specified. Typical values are referred at T Symbol Parameter V Output voltage Output voltage 2 O2 (1) V Dropout voltage 1 DROP1 ...
Page 8
Typical characteristics (unless otherwise specified T Figure 4. Dropout voltage (V temperature Figure 6. Dropout voltage (V temperature Figure 8. Line regulation (V 8/ ° Figure Figure ...
Page 9
Figure 10. Line regulation (V temperature Figure 12. Short circuit current (V voltage Figure 14. Inhibit voltage vs temperature ) vs Figure 11. Load regulation ( drop Figure 13. Short circuit current (V O1 Figure 15. One ...
Page 10
Figure 16. Supply voltage rejection vs (V temperature Figure 18. Supply voltage rejection (V frequency Figure 20. Maximum total quiescent current vs temperature 10/16 ) Figure 17. Supply voltage rejection temperature ) vs Figure 19. Supply voltage ...
Page 11
Figure 22. Quiescent current (V current Figure 24. Thermal protection vs V Figure 26. Line transient V O1,2 C =0, C =2.2µF, V =4.4 to 10.4V, V I1,2 O1 =0.25A, I =0.5A =4.4µ RISE ...
Page 12
Package mechanical data In order to meet environmental requirements, ST offers these devices in ECOPACK packages. These packages have a lead-free second level interconnect. The category of second Level Interconnect is marked on the package and on the inner ...
Page 13
PPAK mechanical data mm. Dim. Min. Typ. A 2.2 A1 0.9 A2 0.03 B 0.4 B2 5.2 C 0. 5.1 E 6.4 E1 4.7 e 1.27 G 4.9 G1 2.38 H 9.35 L2 0.8 L4 ...
Page 14
Tape & reel DPAK-PPAK mechanical data Dim. Min 12 6.80 Bo 10.40 Ko 2.55 Po 3.9 P 7.9 14/16 mm. Typ. Max. Min. 330 13.0 13.2 0.504 0.795 2.362 22.4 6.90 7.00 ...
Page 15
Revision history Table 6. Document revision history Date Revision 03-Aug-2004 2 15-Apr-2008 3 Changes Modified: tables and figures 3, 6, 10, 11, 14, 17, 22, 23. Modified: Table 1 on page 1. 15/16 ...
Page 16
... 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. ...