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参数资料
| 型号： | TDA7233D |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.9 W, 1 CHANNEL, AUDIO AMPLIFIER, PDSO8 |
| 封装： | SO-8 |
| 文件页数： | 2/8页 |
| 文件大小： | 366K |
| 代理商： | TDA7233D |
TDA7233
2/8
Table 2. Absolute Maximum Ratings
Figure 3. PIN CONNECTIONS (top view)
Table 3. Thermal Data
Table 4. Electrical Characteristcs (Vs = 6 V, Tamb = 25 °C, unless otherwise specified)
Symbol
Parameter
Value
Unit
VS
Supply Voltage
16
V
Ptot
Total Power Dissipation at Tamb = 50 °C
1
W
IO
Output Peak Current
1
A
Tstg, Tj
Storage and Junction Temperature
-40 to 150
°C
Symbol
Parameter
SO8
MInidip
Unit
Rth j-amb
Thermal Resistance Junction-ambient
Max.
200
100
°C/W
Symbol
Parameter
Test Condition
Min.
Typ.
Max.
Unit
VS
Supply Voltage
1.8
15
V
VO
Quiescent Output Voltage
Vs = 3 V
Vs = 9 V
2.7
1.2
4.2
V
Id
Quiescent Drain Current
MUTE HIGH
3.6
9
mA
MUTE LOW
0.4
mA
Ib
Input Bias Current
100
nA
PO
Output Power
d = 10%; f = 1kHz
Vs = 12V; RL = 8
Vs = 9V; RL = 4
Vs = 9V; RL = 8
Vs = 6V; RL = 8
Vs = 6V; RL = 4
Vs = 3V; RL = 4
Vs = 3V; RL = 8
1.9
1.6
1
0.4
0.7
110
70
W
mW
d
Distortion
Po = 0.5W; f = 1KHz; RL = 8
Vs = 9V
0.3
%
Gv
Closed Loop Voltage Gain
f = 1KHz;
39
dB
Rin
Input Resistance
f = 1KHz;
100
K
eN
Total Input Noise
Rs = 10K
; B = Curve A
Rs = 10K
; B = 22Hz to 22KHz
2
3
V
SVR
Supply Voltage Rejection
f = 100Hz; Rg = 10K
45
dB
MUTE Attenuation
Vo = 1V; f = 100Hz to 10KHz;
70
dB
MUTE Threshold
0.6
V
IM
MUTE Current
Vs = 15V
0.4
mA
Minidip
SO8
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