TS4962EKIJT STMICROELECTRONICS [STMicroelectronics], TS4962EKIJT Datasheet - Page 7

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

Table 6. V
1) All electrical values are guaranted with correlation measurements at 2.5V and 5V.
2) Standby mode is actived when Vstdby is tied to GND.
3)
Electrical Characteristics
Efficiency
THD + N
Symbol
I
R
STANDBY
CMRR
PSRR
F
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
Standby Current
Output Offset Voltage
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 = 350 mW
R
Po = 350mW
R
Efficiency
Power Supply Rejection Ratio with inputs grounded
Common Mode Rejection Ratio, f = 217Hz, R
= 200mV
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
L
L
= 8 Ω + 15µH, BW < 30kHz
= 8 Ω + 15µH, BW < 30kHz
= +3.0V, GND = 0V, V
No input signal, no load
No input signal, V
No input signal, R
Po = 0.7 W
Po = 0.45 W
f = 217Hz, 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
Unweighted R
A weighted R
pp
RMS
RMS
in
in k Ω )
2
, G = 6dB, f = 1kHz,
, G = 6dB, 20Hz < f < 20kHz,
RMS
RMS
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
= 8 Ω , G=6dB , Vripple = 200mV
, R
= 4 Ω
= 8 Ω
= 4 Ω + 15µH
= 4 Ω + 30µH
= 8 Ω + 30µH
= 4 Ω + Filter
= 4 Ω + Filter
= 4 Ω
= 8 Ω
= 4 Ω + 15µH
= 4 Ω + 30µH
= 8 Ω + 30µH
= 4 Ω + Filter
= 4 Ω + Filter
, R
STBY
L
L
L
= 8 Ω
= 4 Ω + ≥ 15µH
= 8 Ω+ ≥ 15µH
Parameter
L
L
ICM
L
L
= 4 Ω
= 8 Ω
= GND
= 4 Ω
= 8 Ω
= 1.5V, T
amb
L
= 8 Ω, G = 6dB, ∆ Vic
= 25°C (unless otherwise specified)
L
= 8 Ω
3
pp
273k Ω
----------------- -
Min.
R
273
180
in
300 k Ω
----------------- -
Typ.
0.75
0.21
R
300
250
1.9
0.5
0.6
10
78
88
60
54
82
83
57
83
61
81
58
87
62
77
56
85
63
80
57
85
61
5
3
1
1
5
in
327k Ω
----------------- -
Max.
1000
R
327
320
2.7
25
10
10
in
1
TS4962
µ V
Unit
kHz
V/V
mA
mV
ms
ms
nA
dB
dB
k Ω
dB
W
%
%
RMS
7/22