TS4962(2007) View Datasheet(PDF) - STMicroelectronics
Part Name
Description
Manufacturer
TS4962 Datasheet PDF : 46 Pages
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TS4962
Electrical characteristics
Table 9.
Electrical characteristics at VCC = +2.5V
with GND = 0V, Vicm = 1.25V, Tamb = 25°C (unless otherwise specified)
Symbol
Parameter
Min. Typ. Max.
ICC
ISTBY
Voo
Pout
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
1.7 2.4
10 1000
3
25
0.5
0.65
0.33
0.41
Total harmonic distortion + noise
THD + N
Pout = 180 mWRMS, G = 6dB, 20Hz < f < 20kHz
RL = 8Ω + 15µH, BW < 30kHz
Pout = 200mWRMS, G = 6dB, f = 1kHz
RL = 8Ω + 15µH, BW < 30kHz
Efficiency
Efficiency Pout = 0.47 WRMS, RL = 4Ω +≥ 15µH
Pout = 0.3 WRMS, RL = 8Ω+≥ 15µH
Power supply rejection ratio with inputs grounded (2)
PSRR
f = 217Hz, RL = 8Ω, G=6dB, Vripple = 200mVpp
Common mode rejection ratio
CMRR
f = 217Hz, RL = 8Ω, G = 6dB, ΔVic = 200mVpp
Gain Gain value (Rin in kΩ)
RSTBY
FPWM
SNR
tWU
tSTBY
Internal resistance from standby to GND
Pulse width modulator base frequency
Signal to noise ratio (A-weighting)
Pout = 0.3W, RL = 8Ω
Wake-up time
Standby time
-2---7---3----k---Ω---
Rin
273
200
1
0.05
78
88
60
54
3----0---0----k---Ω---
Rin
300
280
80
5
5
-3---2---7----k---Ω---
Rin
327
360
10
10
Unit
mA
nA
mV
W
%
%
dB
dB
V/V
kΩ
kHz
dB
ms
ms
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