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參數(shù)資料
| 型號： | TA2145F |
| 廠商： | Toshiba Corporation |
| 英文描述： | 3V STEREO GEADPHONE AMPLIFIER (3V USE) |
| 中文描述： | 3V的立體聲GEADPHONE放大器（3V的使用） |
| 文件頁數(shù)： | 1/17頁 |
| 文件大小： | 292K |
| 代理商： | TA2145F |
TA2145AF
2002-04-19
1
TOSHIBA Bipolar Linear Integrated Circuit Silicon Monolithic
TA2145AF
3 V Stereo Headphone Amplifier (3 V USE)
The TA2145AF is developed for play-back stereo headphone
equipments (3 V USE).
It is built in dual preamplifiers, dual OCL power amplifiers,
motor governor, DC volume control and preamplifier on/off switch
etc.
Features
Built-in preamplifier
Input coupling condenser-less
Built-in input capacitor for reducing buzz noise
Low noise: V
ni
= 1.2 μVrms (typ.)
Preamplifier on/off switch.
Built-in power amplifier
OCL (Output condenser-less)
Voltage gain: G
V
= 31 dB (typ.)
Built-in motor governor (Current proportion type)
Built-in DC volume control function
ATT = 82dB (Ta = 25°C, typ.)
Built-in bass boost function
Low supply current (V
CC
= 3 V, f = 1 kHz, PRE OUT = 100 mVrms, Ta = 25°C, typ.)
Quiescent supply current
PRE + PW: I
CCQ
= 8.5 mA
GVN: I
CC
= 2.5 mA
0.1 mW × 2 ch output
I
CC1
= 9.8 mA (R
L
= 32
)
I
CC2
= 10.5 mA (R
L
= 16
)
0.5 mW × 2 ch output
I
CC3
= 14.0 mA (R
L
= 32
)
I
CC4
= 16.5 mA (R
L
= 16
)
Operating supply voltage range (Ta = 25°C)
V
CC (opr)
= 1.8~3.6 V
GVN V
CC (opr)
= 2.1~3.6 V (Motor voltage = 1.8 V)
Weight: 0.32 g (typ.)
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相關代理商/技術參數(shù) |
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|---|---|
| TA2149BFN | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:3 V AM/FM 1 Chip Tuner IC (for Digital Tuning System) |
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| TA2149N | 制造商:Panasonic Industrial Company 功能描述:TUNER |
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| TA2152FLG | 制造商:TOSHIBA 制造商全稱:Toshiba Semiconductor 功能描述:Low Current Consumption Headphone Amplifier (for 1.5-V/3-V Use) |
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