TS4962 ST Microelectronics, Inc., TS4962 Datasheet - Page 4

• Manufacturer Part Number: TS4962
• Manufacturer: ST Microelectronics, Inc.

TS4962
3
Table 3:
1) Standby mode is actived when Vstdby is tied to GND.
2) Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the surimposed sinus signal to Vcc @ f = 217Hz.
4/24
Efficiency
THD + N
Symbol
I
R
CMRR
STANDBY
PSRR
F
T
Gain
SNR
STDBY
T
Electrical Characteristics
Voo
PWM
I
Po
V
STB
WU
CC
N
V
CC
Supply Current
Standby Current
Output Offset Voltage
Output Power, G=6dB
Total Harmonic Distortion + Noise
Efficiency
Power Supply Rejection Ratio with inputs grounded
Common Mode Rejection Ratio, f = 217Hz, R
Gain value (Rin in k )
Internal Resistance From Standby to GND
Pulse Width Modulator Base Frequency
Signal to Noise ratio (A Weighting), Po = 1.2W, R
Wake-up time
Standby time
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Vic = 200mV
= +5V, GND = 0V, T
No input signal, no load
No input signal, V
No input signal, R
THD = 2% Max, f = 1kHz, R
THD = 1% Max, f = 1kHz, R
Po = 900 mW
R
Po = 2 W
Po =1.2 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
L
= 8
pp
+ 15µH, BW < 30kHz
RMS
1
RMS
L
, R
RMS
L
L
L
L
L
L
L
L
L
L
L
L
L
L
, R
= 8 , G=6dB Vripple = 200mV
= 4
= 8
= 4
= 4
= 8
= 4
= 4
= 4
= 8
= 4
= 4
= 8
= 4
= 4
L
L
STBY
L
, G = 6dB, 20Hz < f < 20kHz,
= 4
= 8
amb
= 8
+ 15µH
+ 30µH
+ 30µH
+ Filter
+ Filter
Parameter
+ 15µH
+ 30µH
+ 30µH
+ Filter
+ Filter
= GND
= 25°C (unless otherwise specified)
15µH
15µH
L
L
= 4
= 8
L
= 8
L
= 8
2
pp
G = 6dB,
240 k
---------------- -
Min.
240
Electrical Characteristics
Ri
n
300k
----------------- -
Typ.
300
250
2.3
1.2
10
77
87
63
57
85
85
60
86
62
83
60
88
64
78
57
87
65
82
59
90
66
Ri
3
2
1
5
5
n
Max.
1000
360 k
---------------- -
360
Ri
n
Unit
V
kHz
mA
mV
k
ms
ms
nA
dB
dB
dB
dB
W
%
%
RMS