TDA1910(1997) データシートの表示（PDF） - STMicroelectronics
部品番号
コンポーネント説明
メーカー
TDA1910 Datasheet PDF : 14 Pages
| |||
TDA1910
ELECTRICAL CHARACTERISTICS (continued)
Symbol
Parameter
Test condition
Min. Typ. Max. Unit
h
Efficiency
Vs = 24V
f = 1 KHz
RL = 4Ω
Po = 12W
62
%
RL = 8Ω
Po = 7.5W
65
BW Small signal bandwidth
Vs = 24V
RL = 4Ω Po = 1W
10 to 120,000
Hz
BW Power bandwidth
Vs = 24V
Po = 12W
RL = 4Ω
d ≤ 5%
40 to 15,000
Hz
Gv
Voltage gain (open loop)
f = 1 KHz
75
dB
Gv
Voltage gain (closed loop)
Vs = 24V
f = 1 KHz
RL = 4Ω
Po = 1W
29.5 30 30.5 dB
eN
Total input noise
Rg = 50Ω
Rg = 1KΩ (°)
Rg = 10KΩ
1.2 3.0
1.3
3.2
µV
1.5 4.0
Rg = 50Ω
Rg = 1KΩ (°°)
Rg = 10KΩ
2.0 5.0
2.0
5.2
µV
2.2 6.0
S/N Signal to noise ratio
Vs = 24V
Po = 12W
Rg = 10KΩ
Rg = 0
(°)
103
97 105
dB
RL = 4Ω
Rg = 10KΩ
Rg = 0
(°°)
100
93 100
dB
SVR Supply voltage rejection
Vs = 24V
RL = 4Ω
50
60
dB
fripple = 100 Hz Rg = 10 KΩ
Tsd Thermal sjut-down case (*)
temperature
Ptot = 8W
110 125
°C
MUTING FUNCTION (Refer to Muting circuit)
VT
Muting-off threshold voltage
(pin 11)
VT
Muting-on threshold voltage
(pin 11)
R1
Input resistance (pin 1)
R11 Input resistance (pin 11)
AT
Muting attenuation
Muting off
Muting on
Rg + R1 = 10 KΩ
1.9
4.7
V
0
1.3
V
6
Vs
80 200
KΩ
10
30
Ω
150
KΩ
50
60
dB
Note :
(°) Weighting filter = curve A.
(° °) Filter with noise bandwidth: 22 Hz to 22 KHz.
(*) See fig. 29 and fig. 30.
5/14
Share Link: 