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LA4743B Scheda tecnica(PDF) 2 Page - Sanyo Semicon Device

Il numero della parte LA4743B
Spiegazioni elettronici  45 W Four-Channel (Bridge Circuit) Power Amplifier
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Produttore elettronici  SANYO [Sanyo Semicon Device]
Homepage  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA4743B Scheda tecnica(HTML) 2 Page - Sanyo Semicon Device

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No. 6630-2/9
LA4743B
Parameter
Symbol
Conditions
Ratings
Unit
min
typ
max
Quiescent current
ICCO
RL = ∞, Rg = 0
100
200
350
mA
Standby current
Ist
Vst = 0 V
10
µA
Output offset voltage
VNoffset
Rg = 0
–150
+150
mV
Voltage gain
VG
VO = 0 dBm
31
32
33
dB
Voltage gain difference
∆VG
–1
+1
dB
PO1
THD = 10 %
23
28
W
Output power
PO max1 VCC = 13.7 V, VIN = 5 Vrms
40
W
PO max2 VIN = 5 Vrms
45
W
Total harmonic distortion
THD
PO = 4 W
0.1
0.4
%
Channel separation
CHsep
VO = 0 dBm, Rg = 10 kΩ
50
60
dB
Ripple rejection ratio
SVRR
fr = 100 Hz, VR = 0 dBm, Rg = 0
43
50
dB
Output noise voltage
VNO
Rg = 0, B.P.F. = 20 Hz to 20 kHz
250
450
µVrms
Muting attenuation
Mute(att)
VO = 20 dBm
70
80
dB
Operating Characteristics at Ta = 25°C, VCC = 14.4 V, f = 1 kHz, RL = 4 Ω, Rg = 600 Ω
Parameter
Symbol
Conditions
Ratings
Unit
Recommended supply voltage
VCC
14.4
V
Recommended load resistance
RL
4
Operating supply voltage range
VCC op
9 to 18
V
Operating Conditions at Ta = 25°C


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