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参数资料
| 型号： | YD7738 |
| 厂商： | Wuxi Youda electronics Co.,LTD. |
| 英文描述： | PREAMPLIFIER FOR PLAY OR RECORDER |
| 中文描述： | 前置放大器播放或记录仪 |
| 文件页数： | 2/4页 |
| 文件大小： | 96K |
| 代理商： | YD7738 |
YOUDA INTEGRATED CIRCUIT
YD7738
PIN DESCRIPTION
PIN
Name
Description
PIN
Name
Description
1
INALC
ALC input
9
BS
2
OUTBUF
Buffer amplifierinput
10
Vcc
Supply voltage
3
NFBUF
Negative feed back of
Buffer amplifier
11
FIL
Filter input
4
NC
12
FIL
Filter input
5
INP
Power amplifier input
13
OUTPRE
Pre-amplifier
output
6
NFP
Negative feed back of
Power amplifier
14
NFPRE
Negative feed back of
Pre-amplifier
7
GNDP
Power GND
15
INPRE
Pre-amplifier input
8
OUTP
Power amplifier output
16
GNDPRE
Pre-GND
ABSOLUTE MAXIMUM RATINGS
(Tamb=25℃)
PARAMETER
SYMBOL
VALUE
UNIT
Supply Voltage
Vcc
14
V
Output Current
Iop
1.5
A
Power Dissipation
PD
1.2
W
Operating Temperature
Tamb
-20 to+75
℃
Storage Temperature
Tstg
-55 to 150
℃
ELECTRICAL CHARACTERISTICS
（Unless otherwise specified, Vcc=6V, f=1kHz, Tamb=25℃）
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Total
Vcc=3.5V
7.5
mA
Quiescent Current
Iccq
Vcc=6V
11
35
mA
Pre-Amplifier
Open Loop Voltage Gain
Gvo1
55
70
dB
Closed Loop Voltage Gain
Gv1
40
dB
Max. Output Voltage
VOM1
THD≤1.0%
0.7
V
Input Impedance
Zi
Vo=0.5Vrms
30
kΩ
Equivalent Input Noise
Voltage
VNO1
Rg=0
1.4
2.5
μV
WuXi YouDa Electronics Co., Ltd
2 of 4
Website: www.e-youda.com
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相关代理商/技术参数 |
参数描述 |
|---|---|
| YD78LXX | 制造商:YOUDA 制造商全称:Wuxi Youda electronics Co.,LTD 功能描述:YD78LXX |
| YD820 | 制造商:YOUDA 制造商全称:Wuxi Youda electronics Co.,LTD 功能描述:1.2W AUDIO POWER AMPLIFIER |
| YD8207 | 制造商:YOUDA 制造商全称:Wuxi Youda electronics Co.,LTD 功能描述:DUAL AUDIO POWER AMPLIFIER |
| YD8227 | 制造商:YOUDA 制造商全称:Wuxi Youda electronics Co.,LTD 功能描述:LOW FREQUENCY POWER AMPLIFIER |
| YD8602 | 制造商:YOUDA 制造商全称:Wuxi Youda electronics Co.,LTD 功能描述:LOW POWER AUDIO AMPLIFIER |
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