參數(shù)資料
型號(hào): LC75412E
廠商: Sanyo Electric Co.,Ltd.
英文描述: Electronic Volume Controller for Car Audio Systems
中文描述: 電子汽車音響系統(tǒng)的音量控制器
文件頁(yè)數(shù): 15/21頁(yè)
文件大小: 204K
代理商: LC75412E
Volume Block Equivalent Circuit Block Diagram
No. 7053-15/21
LC75412E, 75412W
R1=5434
LVRIN
1236
R85
LVref
1233
R84
1227
R82
1230
R83
1500
R81
1M
R86
LCT
R2=4845
R3=4319
R4=3850
R5=3431
–1dB
–2dB
–3dB
–4dB
–5dB
–6dB
–7dB
0dB
–8dB
–9dB
–10dB
–11dB
–12dB
–13dB
–14dB
–15dB
–16dB
–17dB
–18dB
–19dB
–20dB
–21dB
–22dB
–23dB
–24dB
–25dB
–26dB
–27dB
R6=3058
R7=2726
R8=2429
R9=2165
R10=1930
R11=1720
R12=1533
R13=1366
R14=1218
R15=1085
R16=967
R17=862
R18=768
R19=685
R20=610
R21=544
R22=485
R23=432
R24=385
R25=343
R26=306
R27=273
R28=243
R29=216
R30=193
R31=172
R32=153
–28dB
–29dB
–30dB
–31dB
–32dB
–33dB
–34dB
–35dB
–36dB
–37dB
–38dB
–39dB
–40dB
–41dB
–42dB
–43dB
–44dB
–45dB
–46dB
–47dB
–48dB
–49dB
–50dB
–51dB
–52dB
–53dB
–54dB
R33=839
R34=748
R35=667
R36=594
R37=530
R38=472
R39=421
R40=375
R41=334
R42=298
R43=266
R44=237
R45=211
R46=188
R47=168
R48=149
R49=133
R50=119
R51=106
R52=94
R53=84
R54=75
R55=133
R56=119
R57=106
R58=94
R59=84
–55dB
–56dB
–57dB
–58dB
–59dB
–60dB
–61dB
–62dB
–63dB
–64dB
–65dB
–66dB
–67dB
–68dB
–69dB
–70dB
–71dB
–72dB
–73dB
–74dB
–75dB
–76dB
–77dB
–78dB
–79dB
R60=75
R61=134
R62=119
R63=106
R64=95
R65=84
R66=75
R67=134
R68=119
R69=106
R70=95
R71=85
R72=75
R73=134
R74=120
R75=107
R76=95
R77=85
R78=76
R79=67
R80=552
Total resistance of
48.746 k
over tap
Total resistance of
1.256 k
under tap
(LOUD OFF)
Total resistance of
7.662 k
under tap
(LOUD ON)
Same for right channel
Unit (Resistance:
)
To tone block
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