參數(shù)資料
型號: LM4874MH
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 音頻/視頻放大
英文描述: 2.1W Differential Input, BTL Output Stereo Audio Amplifier with Selectable Gain and Shutdown
中文描述: 2.6 W, 2 CHANNEL, AUDIO AMPLIFIER, PDSO20
封裝: TSSOP-20
文件頁數(shù): 11/21頁
文件大?。?/td> 869K
代理商: LM4874MH
Typical Performance Characteristics
MH Specific Characteristics
(Continued)
Output Power vs
Load Resistance
Channel-to-Channel gain Mismatch
vs Power Supply Voltage
200469C0
f
IN
= 1kHz, at (from top to bottom at 20
):
V
DD
= 5V, THD = 10%; V
DD
= 5V, THD = 1%;
V
DD
= 3V, THD = 10%; V
DD
= 3V, THD = 1%
200469C1
R
= 4
, f
= 1kHz,
at (from top to bottom at 4V):
A
V
= 21.6dB, A
V
= 15.6dB,
A
V
= 10dB, A
V
= 6dB
Channel-to-Channel gain Mismatch
vs Power Supply Voltage
Dropout Voltage
vs Power Supply Voltage
200469C2
R
= 8
, f
= 1kHz,
at (from top to bottom at 4V):
A
V
= 21.6dB, A
V
= 15.6dB,
A
V
= 10dB, A
V
= 6dB
200469C5
R
L
= 8
, f
IN
= 1kHz, both channels driven and loaded
at (from top to bottom at 4V):
positive signal swing, negative signal swing
L
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相關代理商/技術參數(shù)
參數(shù)描述
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