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TS4962 Datasheet(PDF) 21 Page - STMicroelectronics

Part # TS4962
Description  2.8W filter-free mono class D audio power amplifier
PDF  46 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

TS4962 Datasheet(HTML) 21 Page - STMicroelectronics

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TS4962
Electrical characteristics
21/46
3.2
Electrical characteristics curves
The graphs shown in this section use the following abbreviations:
RL + 15μH or 30μH = pure resistor+ very low series resistance inductor
Filter = LC output filter (1µF+30µH for 4
Ω and 0.5µF+60µH for 8Ω)
All measurements are done with CS1=1µF and CS2=100nF (see Figure 2), except for the
PSRR where CS1 is removed (see Figure 3).
Figure 2.
Schematic used for test measurements
Figure 3.
Schematic used for PSSR measurements
In+
In-
Rin
150k
Rin
150k
Cin
Cin
GND
Vcc
+
Cs1
1uF
GND
Cs2
100nF
GND
RL
4 or 8 Ohms
15uH or 30uH
or
LC Filter
5th order
50kHz low pass
filter
Audio Measurement
Bandwidth < 30kHz
Out+
Out-
TS4962
In+
In-
Rin
150k
Rin
150k
4.7uF
4.7uF
GND
Cs2
100nF
GND
RL
4 or 8 Ohms
15uH or 30uH
or
LC Filter
5th order
50kHz low pass
filter
RMS Selective Measurement
Bandwidth=1% of Fmeas
Out+
Out-
TS4962
GND
5th order
50kHz low pass
filter
Reference
20Hz to 20kHz
Vcc
GND



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