TLE7242-2G Datasheet, PDF (47/50 Pages) Infineon Technologies AG – 4 Channel Fixed Frequency Constant Current Control IC

TLE7242-2G
Application Information
6
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
47uF
330Ω
10nF
+5V Digital
100pF 100nF
Power Supply
e.g. TLE6368
+5V Analog
10nF
BAT
V5D
GND_D
V5A
GND_A
POS0
NEG0
OUT0
1KΩ
VB AT
0.2 Ω
SPD15N06S2L-64
10nF
VB AT
VBAT
VBAT
+3.3V or +5V
(µC I/O Voltage Level)
V_SIGNAL
POS1
10nF
10K Ω
FAULT
NEG1
OUT1
1KΩ
0.2 Ω
SPD15N06S2L-64
10nF
VBAT
ENABLE
PHASE_SYNC ^TLE7242-2G
VB AT
RESET_B
CLK
µController
TC1766
(AUDO-NG)
SCK
SI
SO
CS_B
TEST
POS2
NEG2
OUT2
1KΩ
0.2 Ω
SPD15N06S2L-64
10nF
POS3
NEG3
OUT3
1KΩ
36V
SPD15N06S2L-64
10nF
VBAT
Figure 18 Application Diagram
Note: This is a very simplified example of an application circuit. The function must be verified in the real application.
6.1
Further Application Information
• Please contact us to get the Pin FMEA
• For further information you may contact http://www.infineon.com/
Data Sheet
47
Rev. 1.0, 2008-07-09