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4.2 Output Connections
The output terminals of the TPS92641EVM are described in Section 4.2.1 and Section 4.2.2.
4.2.1 LED+ (J2)
The LED+ terminal of the J2 connector is the positive output terminal of the EVM to the anode of the LED
string.
4.2.2 LED- (J2)
The LED- terminal of the J2 connector is the negative output terminal of the EVM to the cathode of the
LED string.
4.3 Test Point Connections
The test point terminals of the TPS92641EVM are described in Section 4.3.1 to Section 4.3.8.
4.3.1 TP1 (VIN)
The TP1 test point connected to the positive terminal of the supply voltage.
4.3.2 TP4 (GND)
The TP4 test point connected to the ground terminal of the supply voltage.
4.3.3 TP5 (LED+)
The TP5 test point connected to the positive output terminal of the EVM to the anode of the LED string.
4.3.4 TP6 (LED-)
The TP6 test point connected to the negative output terminal of the EVM to the cathode of the LED string
4.3.5 TP7 (RON)
The TP7 test point connected to the timing control pin, RON of the device to monitor the timing waveform.
4.3.6 TP9 (HG)
The TP9 test point connected to the high gate driver output pin, HG of the device to monitor the high gate
waveform.
4.3.7 TP10 (SW)
The TP10 test point connected to the switching node of the converter, SW pin of the device to monitor the
switching node waveform.
4.3.8 TP11 (LG)
The TP11 test point connected to the low gate driver output pin, LG of the device to monitor the low gate
waveform.
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User's Guide for the TPS92641EVM SLVU823–December 2012
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