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参数资料
| 型号： | TA7628HP |
| 元件分类： | 音频／视频放大 |
| 英文描述： | 1.4 W, 1 CHANNEL, AUDIO AMPLIFIER, PDIP16 |
| 封装： | 0.300 INCH, 2.54 MM PITCH, PLASTIC, DIP-16 |
| 文件页数： | 8/12页 |
| 文件大小： | 478K |
| 代理商： | TA7628HP |
TA7628P/HP
2002-03-05
5
Electrical Characteristics (TA7628HP) (unless otherwise specified, VCC = 6 V, f = 1 kHz,
Ta = 25°C)
Total
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Quiescent current
ICCQ (1)
―
VCC = 3.5 V
7.5
―
mA
Quiescent current
ICCQ (2)
―
VCC = 6 V
11
―
35
mA
Pre amp.
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Open loop voltage gain
Gvo1
―
55
70
―
dB
Closed loop voltage gain
Gv1
―
40
―
dB
Maximum output voltage
Vout1
―
THD = 1%
―
0.7
―
Vrms
Input resistance
RIN1
―
30
―
k
Equivalent input noise voltage
Vni
―
Rg = 0
―
1.4
2.5
Vrms
Pre amp. + Buffer amp.
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Closed loop voltage gain
Gv2
―
Pre amp Gv = 40dB
Buffer amp. Gv = 20dB
―
60
―
dB
Maximum output voltage
Vout2
―
THD = 3%
1.5
1.7
―
Vrms
Output noise voltage
Vno2
―
Rg = 0, Gv2 = 60dB
―
1.2
2.5
mVrms
ALC effect
ALC1
―
Vin = 0.775 mVrms (60dBm)
~0.0775 Vrms (20dBm)
―
2
―
dB
ALC range
ALC2
―
Range of THD ≤ 1%
―
60
―
dB
Power amp.
Characteristics
Symbol
Test
Circuit
Test Condition
Min
Typ.
Max
Unit
Open loop voltage gain
Gvo3
―
60
70
―
dB
Closed loop voltage gain
Gv3
―
40
―
dB
RL = 4 , THD = 10%
0.8
0.96
―
Output power
Pout
―
VCC = 9 V, RL = 8 ,
THD = 10%
―
1.4
―
W
Output noise voltage
Vno3
―
Rg = 0, Gv = 40dB
―
0.3
1.0
mVrms
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