參數(shù)資料
型號(hào): LM4834MDC
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻控制
英文描述: 2 CHANNEL(S), VOLUME CONTROL CIRCUIT, UUC
封裝: DIE
文件頁(yè)數(shù): 11/15頁(yè)
文件大?。?/td> 479K
代理商: LM4834MDC
External Components Description Figure 2 (Continued)
Components.
Functional Description
5.
R
S
Summing resistor that combines the right and left line level outputs into the mono input of the bridged
amplifier. The two summing resistors in parallel determine the value of the input resistance of the bridged
amplifier.
6.
R
LFE
Resistor for the bridged power amplifier in series with R
F at high frequencies. Used in conjunction with
C
LFE to increase closed-loop gain at low frequencies.
7.
R
F
Feedback resistor which sets the closed-loop gain in conjunction with the equivalent R
S for the bridged
power amplifier.
8.
R
M1
Resistor in series with Microphone supply pin and the microphone for biasing differential input
microphones.
9.
R
M2
Resistor in series with reference ground and the microphone used for biasing differential input
microphones.
Typical Performance Characteristics
THD+N vs Frequency
Bridged Power Amp
DS100015-5
THD+N vs Frequency
Bridged Power Amp
DS100015-4
THD+N vs Frequency
Bridge Power Amp
DS100015-6
THD+N vs Frequency
Line Out/HP Amplifiers
DS100015-7
THD+N vs Frequency
Line Out/HP Amplifiers
DS100015-8
THD+N vs Frequency
Line Out/HP Amplifiers
DS100015-9
LM4834
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PDF描述
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