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| TLE7809G Datasheet, PDF (48/52 Pages) Infineon Technologies AG – Integrated double low-side switch, high-side/LED driver, hall supply, wake-up inputs and LIN communication with embedded MCU (16kB Flash) | |||
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TLE7809G
Application Information
18
Application Information
18.1
Application Diagram
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
LIN
GND
VBAT
LIN
GND
1k
VBAT_SENSE
VS
10uF
>1k
MON1
>1k
MON2
>1k
MON3
>1k
MON4
MON5/HS_LED
LS 1
220nF
M
TLE7809G VDDC
Logic Level FET
e.g. IPD15No6S2L-64
LS 2
PWM
Double Hall
Sensor
e.g. TLE4966
Speed
Direction
SUPPLY
CCPOS0
CCPOS1
VCC
VDDP
100nF
1uF
Figure 19 Application Diagram
Note: This is a very simplified example of an application circuit. The function must be verified in the real application.
Note: For inverse-polarity protection / protection against ISO pulses the diode and the 10µF capacitor is required.
18.2
Hints for Unused Pins
⢠SUPPLY: connect to VS
⢠MON1/2/3/4: connect to GND or leave open
⢠MON5/HS-LED, LIN: leave open
Data Sheet
48
Rev. 3.01, 2008-04-15
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