TS4962 View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TS4962 Datasheet PDF : 22 Pages
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TS4962
Electrical Characteristics
3 Electrical Characteristics
Table 3. VCC = +5V, GND = 0V, VICM = 2.5V, Tamb = 25°C (unless otherwise specified)
Symbol
ICC
ISTANDBY
Voo
Po
THD + N
Efficiency
PSRR
CMRR
Parameter
Supply Current
No input signal, no load
Standby Current 1
No input signal, VSTBY = GND
Output Offset Voltage
No input signal, RL = 8Ω
Output Power, G=6dB
THD = 1% Max, f = 1kHz, RL = 4Ω
THD = 10% Max, f = 1kHz, RL = 4Ω
THD = 1% Max, f = 1kHz, RL = 8Ω
THD = 10% Max, f = 1kHz, RL = 8Ω
Total Harmonic Distortion + Noise
Po = 900 mWRMS, G = 6dB, 20Hz < f < 20kHz,
RL = 8Ω + 15µH, BW < 30kHz
Po = 1WRMS, G = 6dB, f = 1kHz,
RL = 8Ω + 15µH, BW < 30kHz
Efficiency
Po = 2 WRMS, RL = 4Ω + ≥ 15µH
Po =1.2 WRMS, RL = 8Ω+ ≥ 15µH
Power Supply Rejection Ratio with inputs grounded 2
f = 217Hz, RL = 8Ω, G=6dB, Vripple = 200mVpp
Common Mode Rejection Ratio,
f = 217Hz, RL = 8Ω, G = 6dB, ∆Vic = 200mVpp
Gain Gain value (Rin in kΩ)
RSTDBY
FPWM
SNR
TWU
TSTB
VN
Internal Resistance From Standby to GND
Pulse Width Modulator Base Frequency
Signal to Noise ratio (A Weighting), Po = 1.2W, RL = 8Ω
Wake-up time
Standby time
Output Voltage Noise f = 20Hz to 20kHz, G = 6dB
Unweighted RL = 4Ω
A weighted RL = 4Ω
Unweighted RL = 8Ω
A weighted RL = 8Ω
Unweighted RL = 4Ω + 15µH
A weighted RL = 4Ω + 15µH
Unweighted RL = 4Ω + 30µH
A weighted RL = 4Ω + 30µH
Unweighted RL = 8Ω + 30µH
A weighted RL = 8Ω + 30µH
Unweighted RL = 4Ω + Filter
A weighted RL = 4Ω + Filter
Unweighted RL = 4Ω + Filter
A weighted RL = 4Ω + Filter
Min.
Typ.
2.3
Max.
3.3
10 1000
3
25
2.3
3
1.4
1.75
1
0.4
78
88
63
57
2----7-R--3---i-kn---Ω---
273
180
-3---0-R--0---i-kn---Ω---
300
250
85
5
5
3----2-R--7--i--kn---Ω----
327
320
10
10
85
60
86
62
83
60
88
64
78
57
87
65
82
59
90
66
1) Standby mode is active 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.
Unit
mA
nA
mV
W
%
%
dB
dB
V/V
kΩ
kHz
dB
ms
ms
µVRMS
4/22
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