TS4962EKIJT STMICROELECTRONICS [STMicroelectronics], TS4962EKIJT Datasheet - Page 8

• Manufacturer Part Number: TS4962EKIJT
• Description: 3W Filter-free Class D Audio Power Amplifier
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

Table 7. V
1)
2)
TS4962
8/22
Efficiency
THD + N
Symbol
I
R
STANDBY
CMRR
PSRR
F
Standby mode is actived when Vstdby is tied to GND.
Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz.
T
Gain
SNR
STDBY
T
Voo
I
PWM
V
Po
STB
CC
WU
N
CC
Supply Current
No input signal, no load
Standby Current
No input signal, V
Output Offset Voltage
No input signal, R
Output Power, G=6dB
THD = 1% Max, f = 1kHz, R
THD = 10% Max, f = 1kHz, R
THD = 1% Max, f = 1kHz, R
THD = 10% Max, f = 1kHz, R
Total Harmonic Distortion + Noise
Po = 200 mW
R
Po = 200mW
R
Efficiency
Po = 0.47 W
Po = 0.3 W
Power Supply Rejection Ratio with inputs grounded
f = 217Hz, R
Common Mode Rejection Ratio
f = 217Hz, R
Gain value (R
Internal Resistance From Standby to GND
Pulse Width Modulator Base Frequency
Signal to Noise ratio (A Weighting), Po = 0.4W, R
Wake-up time
Standby time
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Unweighted R
A weighted R
Unweighted R
A weighted R
Unweighted R
A weighted R
Unweighted R
A weighted R
Unweighted R
A weighted R
Unweighted R
A weighted R
Unweighted R
A weighted R
L
L
= 8 Ω + 15µH, BW < 30kHz
= 8 Ω + 15µH, BW < 30kHz
= +2.5V, GND = 0V, V
RMS
RMS
RMS
L
L
RMS
in
L
L
L
L
L
L
L
L
L
L
L
L
L
L
= 8 Ω , G=6dB , Vripple = 200mV
= 8 Ω, G = 6dB, ∆ Vic = 200mV
, R
= 4 Ω
= 8 Ω
= 4 Ω + 15µH
= 4 Ω + 30µH
= 8 Ω + 30µH
= 4 Ω + Filter
= 4 Ω + Filter
in k Ω )
= 4 Ω
= 8 Ω
= 4 Ω + 15µH
= 4 Ω + 30µH
= 8 Ω + 30µH
= 4 Ω + Filter
= 4 Ω + Filter
, R
1
, G = 6dB, f = 1kHz,
STBY
, G = 6dB, 20Hz < f < 20kHz,
L
L
L
= 8 Ω
= 8 Ω+ ≥ 15µH
= 4 Ω + ≥ 15µH
= GND
Parameter
L
L
ICM
L
L
= 4 Ω
= 8 Ω
= 4 Ω
= 8 Ω
= 1.25V, T
pp
amb
pp
L
= 25°C (unless otherwise specified)
= 8 Ω
2
273k Ω
----------------- -
Min.
R
273
180
Electrical Characteristics
in
300 k Ω
----------------- -
Typ.
0.52
0.71
0.33
0.42
0.19
R
300
250
1.7
10
78
88
60
54
80
85
60
86
62
76
56
82
60
67
53
78
57
74
54
78
59
5
5
3
1
in
327k Ω
----------------- -
Max.
1000
R
327
320
2.4
25
10
10
in
µ V
Unit
kHz
V/V
mA
mV
ms
ms
nA
dB
dB
k Ω
dB
W
%
%
RMS