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SI8540 Datasheet, PDF (16/18 Pages) List of Unclassifed Manufacturers – HIGH-SIDE CURRENT SENSE AMPLIFIER
Si8540
DOCUMENT CHANGE LIST
Revision 2.5 (July 2007 Integration Associ-
ates) to Revision 1.0 (March 2010 Silicon
Laboratories)
 Reformatted document from IA2410 and renamed
Si8540.
 Updated " Functional Block Diagram" on page 1.
 Updated " Description" on page 1.
 Updated Table 2 on page 5.
OUT current accuracy changed from ±1 to ±1.5%. (max)
No-Load OUT Error changed from 5 to 15 µA (max)
Low-Level OUT Error changed from ±5 to ±10 µA (max)
Temperature output error test conditions note updated
to include temperature range of –40 to TBD° C.
 Updated "3. Functional Description" on page 7.
 Updated "3.1.1. Selecting RSENSE" on page 8.
 Updated "3.1.2. Selecting RG1 and RG2" on page 8.
 Updated "3.1.3. Choosing ROUT" on page 8.
 Removed temperature sensing function throughout.
 Added recommended PCB Land Pattern sections.
 Reformatted document from “IA2410 Rev 2.5”
(Integration Associates) and renamed and re-
released as “Si8540 Rev 1.0” (which obsoletes the
previous preliminary internal revision 2.6).
Revision 1.0 to Revision 1.1
 MSL for the SOT-23 package improved to MSL2A
(see "6. Ordering Guide" on page 12).
 Added "6.1. Device Marking" on page 13.
Revision 1.1 to Revision 1.2
 Removed SOIC-8 package throughout document.
16
Rev. 1.2