SI8540 Datasheet, PDF (6/18 Pages) List of Unclassifed Manufacturers – HIGH-SIDE CURRENT SENSE AMPLIFIER

Si8540
2. Typical Application Schematic
System
Bus
Micro
Controller
Bias
Controller
R_G1
Current
Sense
R_G2
V_OUT
R_LOAD
Bias
Filter
V_SUPPLY
R_SENSE
I_LOAD
Control
Bus
( ) VOUT = ILOAD x RSENSE ROUT
R_G1
R_G1 = R_G2
Figure 1. Connecting the Si8540 in a Power Control Application
6
Rev. 1.2