TS4962M_07 Datasheet, PDF (9/41 Pages) STMicroelectronics – 3W filter-free class D audio power amplifier

TS4962M
Electrical characteristics
Table 6.
Symbol
V_CC = +3.6V, GND = 0V, V_IC = 2.5V, T_amb = 25°C (unless otherwise specified)⁽¹⁾
Parameter
Conditions
Min. Typ. Max.
I_CC
I_STBY
V_OO
Supply current
Standby current ⁽²⁾
Output offset voltage
P_out Output power
THD + N
Total harmonic
distortion + noise
Efficiency Efficiency
PSRR
Power supply
rejection ratio with
inputs grounded ⁽³⁾
No input signal, no load
No input signal, V_STBY = GND
No input signal, R_L = 8Ω
G=6dB
THD = 1% max, F = 1kHz, R_L = 4Ω
THD = 10% max, F = 1kHz, R_L = 4Ω
THD = 1% max, F = 1kHz, R_L = 8Ω
THD = 10% max, F = 1kHz, R_L = 8Ω
P_out = 500mW_RMS, G = 6dB, 20Hz < F< 20kHz
R_L = 8Ω + 15µH, BW < 30kHz
P_out = 500mW_RMS, G = 6dB, F = 1kHz,
R_L = 8Ω + 15µH, BW < 30kHz
P_out = 1W_RMS, R_L = 4Ω +≥ 15µH
P_out =0.65W_RMS, R_L = 8Ω+≥ 15µH
F = 217Hz, R_L = 8Ω, G=6dB,
V_ripple = 200mV_pp
CMRR
Common mode
rejection ratio
F = 217Hz, R_L = 8Ω, G = 6dB,
ΔV_icm = 200mV_pp
Gain Gain value
R_in in kΩ
R_STBY
F_PWM
SNR
t_WU
t_STBY
Internal resistance
from Standby to GND
Pulse width modulator
base frequency
Signal to noise ratio
Wake-uptime
A-weighting, P_out = 0.6W, R_L = 8Ω
Standby time
-2---7---3----k---^Ω---
Rin
273
180
2
10
3
1.15
1.51
0.7
0.9
1
0.27
78
88
62
56
3----0---0----k---Ω_---
R_in
300
250
83
5
5
2.8
1000
25
-3---2---7----k---^Ω---
R_in
327
320
10
10
Unit
mA
nA
mV
W
%
%
dB
dB
V/V
kΩ
kHz
dB
ms
ms
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