LA4805 查看數據表（PDF） - SANYO -> Panasonic
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LA4805 Datasheet PDF : 17 Pages
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LA4805V
Operating Characteristics
at Ta = 25°C, VCC = 3.0 V, f = 1 kHz, 0.775 V = 0 dBm, RL = 10 kΩ (L.B), RL = 16 Ω (PWR)
Parameter
Symbol
Conditions
[L.BOOST +PVSS + PWR]
Quiescent current
[PWR AMP]
Output power
Voltage gain
Channel balance
Total harmonic distortion
Output noise voltage
Crosstalk
ICCO1
ICCO2
ICCO3
ICCO4
PO
VG1
VBL
THD1
VNO1
CT1
Ripple exclusion ratio
SVRR1
Muting attenuation
Beep output
Output current offset
Input resistance
[L.BOOST]
Voltage gain
Boost*
Maximum output voltage
Total harmonic distortion
Crosstalk
Output noise voltage
Ripple exclusion ratio
ATTM
VO BEEP
VDC OFF
Ri
VG2
L.BTS1
L.BTS2
VO max
THD2
CT2
VNO2
SVRR2
[L.BOOST + PWR]
Voltage gain
VG3
Output voltage
Total harmonic distortion
VO1
THD3
Crosstalk
CT3
[L.BOOST + PVSS + PWR]: When VO1 is maximum
PVSS voltage
VO PVSS2
PVSS width
VO PVSS W
PVSS distortion
PVSS starting input
Note: * Boost levels relative to 1 kHz
THD PVSS
VIN PVSS
IC off
Muting on
Rg = 0, L.BST/PVSS off
Rg = 0, L.BST/PVSS on
THD = 10%
VO = –10 dBm
VO = –10 dBm
VO = 0.35 V
Rg= 0, DIN AUDIO
VO = –10 dBm, TUN = 1 kHz, Rg = 0
VCC = 1.8 V, f = 100 Hz, VR = –20 dBm,
TUN = 100 Hz
THD = 1%, Rg = 0 kΩ
VIN = –16 dBm (sine wave)
VIN = 0 V, Rg = 0
VIN = –30 dBm, boost on/off
VIN = –30 dBm, f = 100 Hz, boost on
VIN = –30 dBm, f = 10 kHz, boost on
THD = 1%, boost on
VO = 0.1 V, boost on
VO = –20 dBm, Rg = 0, boost on
Rg = 0, boost off
Rg = 0, f = 100 Hz, Vg = –20 dBm,
boost on
VIN = –30 dBm, f = 1 kHz, boost on/off
VIN = –30 dBm, f = 100 Hz, boost on
VIN = –30 dBm, f = 100 Hz, boost on
VO = –20 dBm, RV = 0 Ω, boost on
VIN = –30 dBm, PVSS2
The input amplitude when the output is
+3 dB over the starting point
VIN = –40 dBm, PVSS2
PVSS2
min
1.0
4.0
4.5
15
15.7
–1
35
60
80
1.0
–20
7
–3.2
13
3
0.2
25
50
8
0.13
25
–32.5
25
–41
Ratings
typ
0.05
2.7
8.3
8.6
25
17.7
0
0.1
13
45
75
90
3.0
0
10
–5.2
15
5
0.4
0.085
30
3
60
10
0.23
0.14
32.5
–37.5
30
0.55
–46
max
1.0
5.0
12.0
12.5
19.7
1
0.3
25
20
13
–7.2
17
7
0.6
0.25
10
12
0.33
0.5
–42.5
35
2.0
–51
Unit
µA
mA
mA
mA
mW
dB
dB
%
µV
dB
dB
dB
mV
mV
kΩ
dB
dB
dB
V
%
dB
µV
dB
dB
V
%
dB
dBm
dB
%
dBm
No. 4469-2/17
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