TLE7184F3V Datasheet, PDF (33/36 Pages) Infineon Technologies AG – System IC for B6 motor drives

TLE7184F-3V
Application Description
10
Application Description
In the automotive sector there are more and more applications requiring high performance motor drives, such as
HVAC fans, engine cooling fans, pumps etc.. In these applications 3 phase motors, synchronous and
asynchronous, are used, combining high output performance, low space requirements and high reliability.
µC
GND
R
1,2kΩ
R
1,6kΩ
RVS
10 Ω
CVS
CVS
100 nF 2µF
R
2,2kΩ
KL 15
R
L
33Ω
2,2µH
interface
L
2,2µH _VBAT
CBR
4,7mF
PGND
CBR
1µF
PGND
R
10kΩ
R
10kΩ
___
INH IFMA
VDHS
VS VREG
VDH
BH1
CR EG
2µF
RVDH
CBS1
470nF
RVDH1
RVDH2
ROV1
ROV2
IOV
GH1
SH1
BH2
RGH1
CBS2
470nF
THS1
IFuC
____
RGS
____
INHD
____
ERR
TEMP
GH2
SH2
BH3
TLE GH3
7184
SH3
RGH2
CBS3
470nF
RGH3
TH S2
TH S3
RSC 1
RSC2
C +
VDD1
CVDD2
100nF 2.2nF
RD T
RLP
CLP
CISO
AGND AGND
IL1
___
GL1
RGL1
TLS1
IH1
IL2
___
IH2
_IL_3_
GL2
IH3
RGL 2
SCDL
GL3
VDD
DT
ISO
SL
ISP
ISN
GND AGND
Rfb2
RS
Rfb3
AGND
RS
Rfb1
Rfb2 || Rfb3 = Rfb1
For details of the current sense feature
please see the dedicated chapter
TLS2
RGL3
Shunt
TLS 3
GND
GND AGND
PGND
Figure 14 Application Circuit TLE7184F-3V
Note: This is a simplified example of an application circuit. The function must be verified in the real application
Datasheet
33
Rev.1.2, 2016-01-27