4.TPA1517NE
Function: Audio power amplifier
1 IN1 IN1 is the audio input for channel 1
2 SGND SGND is the input signal ground reference
3 SVRR SVRR is the midrail bypass mode enable
4 OUT1 OUT1 is the audio output for channel 1
5 PGND PGND is the power ground refernce
6 OUT2 OUT2 is the audio output for channel 2
7 VCC VCC is the supply voltage input.
8 M/SB M/SB is the mute/standby mode enable. When held at less
than 2V, this signal enables the TPA1517 for standby
operation. When held between 3.4V and 8.8V, this signal
enables the TPA1517 for mute operation. When held above
9.2V, the TPA1517 operates normally.
9 IN2 IN2 in the audio input for channel 2
10-20 GND/HS GND/HS are the ground and heat-sink connections. ALL
GND/HS terminals are the connected directly to the mount
pad for thermal-enhanced operation.
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