TS4962M ST Microelectronics, Inc., TS4962M Datasheet - Page 4

• Manufacturer Part Number: TS4962M
• Manufacturer: ST Microelectronics, Inc.

Electrical Characteristics
4/32
3
Table 4.
1. Standby mode is active when V
2. Dynamic measurements - 20*log(rms(V
Efficiency Efficiency
THD + N
Symbol
CMRR
PSRR
R
F
I
t
Gain
SNR
V
STBY
P
STBY
t
I
STBY
PWM
V
WU
CC
OO
out
N
Electrical Characteristics
Supply Current
Standby Current
Output Offset Voltage No input signal, R
Output Power
Total Harmonic
Distortion + Noise
Power Supply
Rejection Ratio with
Inputs Grounded
Common Mode
Rejection Ratio
Gain Value
Internal Resistance
from Standby to GND
Pulse Width Modulator
Base Frequency
Signal to Noise Ratio A Weighting, P
Wake-up Time
Standby Time
Output Voltage Noise
V
CC
Parameter
= +5V, GND = 0V, V
(1)
(2)
STBY
No input signal, no load
No input signal, V
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
P
R
P
R
P
P
F = 217Hz, R
V
F = 217Hz, R
∆V
R
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
is tied to GND.
out
out
out
out
ripple
L
L
in
icm
= 8Ω + 15µH, BW < 30kHz
= 8Ω + 15µH, BW < 30kHz
out
in kΩ
= 900mW
= 1W
= 2W
=1.2W
IC
)/rms(V
= 200mV
= 200mV
= 2.5V, T
RMS
RMS
RMS
ripple
L
L
L
L
L
L
L
L
L
RMS
, G = 6dB, F = 1kHz,
, R
L
L
L
L
L
L
L
out
, R
= 4Ω
= 8Ω
= 4Ω + 15µH
= 4Ω + 30µH
= 8Ω + 30µH
= 4Ω + Filter
= 4Ω + Filter
= 8Ω, G=6dB,
= 8Ω, G = 6dB,
pp
pp
= 4Ω
= 8Ω
= 4Ω + 15µH
= 4Ω + 30µH
= 8Ω + 30µH
= 4Ω + Filter
= 4Ω + Filter
)). V
L
Conditions
STBY
, G = 6dB, 20Hz < F < 20kHz
L
amb
L
= 1.2W, R
= 4Ω + ≥ 15µH
= 8Ω
= 8Ω+ ≥ 15µH
ripple
= 25°C (unless otherwise specified)
= GND
is the superimposed sinusoidal signal to V
L
L
L
= 8Ω
L
L
= 4Ω
= 8Ω
= 4Ω
= 8Ω
273k
----------------- -
Min.
273
180
R
in
Ω
300k
----------------- -
Typ.
1.75
300
250
2.3
2.3
1.4
0.4
R
10
78
88
63
57
85
85
60
86
62
83
60
88
64
78
57
87
65
82
59
3
3
1
5
5
in
Ω
CC
@ F
327k
----------------- -
Max.
1000
327
320
R
3.3
10
25
10
in
TS4962M
=
Ω
217Hz.
µV
Unit
kHz
mA
mV
V/V
kΩ
ms
ms
nA
dB
dB
dB
W
%
%
RMS