TS4962M(2005) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TS4962M Datasheet PDF : 32 Pages
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Electrical Characteristics
TS4962M
Table 8. VCC = +2.5V, GND = 0V, VIC = 2.5V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Conditions
Min. Typ. Max. Unit
ICC
ISTBY
VOO
Supply Current
Standby Current (1)
Output Offset Voltage
Pout Output Power
THD + N
Total Harmonic
Distortion + Noise
Efficiency Efficiency
PSRR
Power Supply
Rejection Ratio with
Inputs Grounded (2)
No input signal, no load
No input signal, VSTBY = GND
No input signal, RL = 8Ω
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
Pout = 200mWRMS, G = 6dB, 20Hz < F< 20kHz
RL = 8Ω + 15µH, BW < 30kHz
Pout = 200WRMS, G = 6dB, F = 1kHz,
RL = 8Ω + 15µH, BW < 30kHz
Pout = 0.47WRMS, RL = 4Ω + ≥ 15µH
Pout = 0.3WRMS, RL = 8Ω+ ≥ 15µH
F = 217Hz, RL = 8Ω, G=6dB,
Vripple = 200mVpp
1.7 2.4 mA
10 1000 nA
3
25 mV
0.52
0.71
W
0.33
0.42
1
%
0.19
78
88
%
60
dB
CMRR
Common Mode
Rejection Ratio
Gain Gain Value
F = 217Hz, RL = 8Ω, G = 6dB,
∆Vicm = 200mVpp
Rin in kΩ
54
-2---7---3----k---Ω---
Rin
3----0---0----k---Ω---
Rin
-3---2---7----k---Ω---
Rin
dB
V/V
RSTBY
Internal Resistance
from Standby to GND
273 300 327 kΩ
FPWM
Pulse Width Modulator
Base Frequency
180 250 320 kHz
SNR
tWU
tSTBY
VN
Signal to Noise Ratio A Weighting, Pout = 1.2W, RL = 8Ω
Wake-upTime
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
80
dB
5
10 ms
5
10 ms
85
60
86
62
76
56
82
µVRMS
60
67
53
78
57
74
54
1. Standby mode is active when VSTBY is tied to GND.
2. Dynamic measurements - 20*log(rms(Vout)/rms(Vripple)). Vripple is the superimposed sinusoidal signal to VCC @ F = 217Hz.
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