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| BTS5045-2EKA Datasheet, PDF (50/54 Pages) Infineon Technologies AG – Smart High-Side Power Switch | |||
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BTS5045-2EKA
10
Application Information
Application Information
Note: The following information is given as a hint for the implementation of the device only and shall not be
regarded as a description or warranty of a certain functionality, condition or quality of the device.
VBAT
R/L cable
VDD
Vdd
OUT
OUT
OUT
OUT
CVS
RIN
RIN
T1
Z2
RDEN
RDSEL
IN0
IN1
DEN
Vs
OUT0
RPD
DSEL
ROL
R/L cable
COUT0
Micro controller
A/D
CSENSE
Vss
RA/D
Z1
RSENSE
OUT1
IS
GND
D
RIS
RGND
RPD
R/L cable
COUT1
Figure 53 Application Diagram with BTS5045-2EKA
Application example.svg
Note: This is a very simplified example of an application circuit. The function must be verified in the real application.
Table 11 Bill of Material
Reference Value
RIN
4.7 kΩ
RDEN
4.7 kΩ
RPD
47 kΩ
RDSEL
4.7 kΩ
RIS
1.2 kΩ
Purpose
Protection of the micro controller during overvoltage, reverse polarity
Guarantee BTS5045-2EKA channels OFF during loss of ground
Protection of the micro controller during overvoltage, reverse polarity
Guarantee BTS5045-2EKA channels OFF during loss of ground
Polarization of the output
Improve BTS5045-2EKA immunity to electromagnetic noise
Protection of the micro controller during overvoltage, reverse polarity
Guarantee BTS5045-2EKA channels OFF during loss of ground
Sense resistor
Data Sheet
PROFETâ¢+ 12V
50
Rev. 2.0, 2010-08-02
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