TS4962_10 STMICROELECTRONICS [STMicroelectronics], TS4962_10 Datasheet - Page 19

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TS4962_10

Manufacturer Part Number
TS4962_10
Description
2.8 W filter-free mono class D audio power amplifier
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
TS4962
3.1
Electrical characteristics curves
The graphs shown in this section use the following abbreviations.
All measurements are done with C
PSRR where C
Figure 2.
Figure 3.
R
Filter = LC output filter (1 µF + 30 µH for 4 Ω and 0. 5µF + 60 µH for 8 Ω)
L
+ 15 μH or 30 μH = pure resistor + very low series resistance inductor
Schematic used for test measurements
Schematic used for PSSR measurements
GND
S1
is removed (see
4.7uF
4.7uF
Cin
Cin
50kHz low pass
5th order
Rin
150k
Rin
150k
Rin
150k
Rin
150k
filter
Cs1
GND
1uF
+
Doc ID 10968 Rev 8
100nF
GND
100nF
GND
In+
In-
In+
In-
Cs2
Cs2
TS4962
GND
S1
TS4962
GND
Figure
Vcc
20Hz to 20kHz
= 1 µF and C
Reference
Out-
Out-
Out+
Out+
3).
GND
RMS Selective Measurement
Bandwidth=1% of Fmeas
Vcc
S2
Audio Measurement
Bandwidth < 30kHz
15uH or 30uH
15uH or 30uH
LC Filter
LC Filter
= 100 nF (see
or
or
4 or 8 Ohms
4 or 8 Ohms
RL
RL
Electrical characteristics
Figure
50kHz low pass
50kHz low pass
5th order
5th order
filter
filter
2), except for the
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