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The TPA005D12 Class-D Audio Power Amplifier Evaluation Module
3-9
Details
3.2.6 TPA005D12 Class-D EVM Test Points
Test points have been included on the TPA005D12 class-D EVM to facilitate
user analysis of device performance and design adjustments. Table 3–2 lists
each test point and its corresponding function.
Table 3–2.TPA005D12 Class-D EVM Test Points
TEST
POINT
IC PIN or EVM
FUNCTION
FUNCTION
1 COSC Ramp generation capacitor input and output
2 FAULT_0 LSB for logic-level fault output signal, open drain
3 FAULT_1 MSB for logic-level fault output signal, open drain
4 N/A Probe ground connections
5 LOUTP Class-D left channel positive output of the H-bridge
6 VCP Charge pump storage capacitor
7 ROUTP Class-D right channel positive output of the H-bridge
8 VDD Probe VDD power input connections
9 VDD2 Probe VDD2 power input connections
10 LOUTN Class-D left channel negative output of the H-bridge
11 ROUTN Class-D right channel negative output of the H-bridge
12 N/A Probe ground connections