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LA4708N Fiches technique(PDF) 7 Page - Sanyo Semicon Device

No de pièce LA4708N
Description  Monolithic Linear IC For Car Stereos 20W 2-channel BTL AF Power Amplifier
Download  9 Pages
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Fabricant  SANYO [Sanyo Semicon Device]
Site Internet  https://www.sanyo-av.com/us/
Logo SANYO - Sanyo Semicon Device

LA4708N Fiches technique(HTML) 7 Page - Sanyo Semicon Device

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LA4708N
7
10
24
22
20
18
16
14
12
PO -- f
Input frequency, f -- Hz
JK470814
10
23
5 7 100
23
5 7 1k
23
5 710k
23
5
VCC = 13.2V
RL = 4Ω
Rg = 600
Ω
VG = 40dB
THD = 10%
3%
1%
2
2
1.0
7
5
3
2
0.1
7
5
3
VNO -- Rg
Input resistance, Rg --
Ω
JK470816
23
5
7 1k
23
5
7 10k
23
5
7 100k
VCC = 13.2V
RL = 4Ω
DIN AUDIO
100k
-100
20
0
-20
-40
-60
-80
CH Sep -- f
Input frequency, f -- Hz
JK470815
10
23
5 7 100
23
5 7 1k
23
5 710k
23
5 7
VCC = 13.2V
RL = 4Ω
Rg = 10k
Ω
VO = 0dBm
CH1
CH2
CH2
CH1
20
-100
0
-20
-40
-60
-80
SVRR -- VCC
Supply voltage, VCC -- V
JK470817
46
8
10
12
14
16
18
OUT1
OUT2
RL = 4Ω
Rg = 0
fR = 100Hz
VCCR = 0dBm
2200
μF (power supply capacitor)
is changed to 0.47
μF (Mylar)
100k
-100
20
0
-20
-40
-60
-80
SVRR -- fR
Ripple frequency, fR -- Hz
JK470818
10
23
5 7 100 23 5 7 1k
23
5 7 10k
23
5 7
OUT1
OUT2
VCC = 13.2V
RL = 4Ω
Rg = 0
VCCR = 0dBm
The value of power supply capacitor is 0.47
μF (Mylar)
2.2
-100
0
-20
-40
-60
-80
SVRR -- VCCR
Power supply ripple voltage, VCCR -- Vrms JK470819
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
fR = 100Hz
fR = 3kHz
OUT1
OUT1
OUT2
OUT2
VCC = 13.2V
RL = 4Ω
fR = 100Hz/3kHz
The value of power supply capacitor is 0.47
μF (Mylar)
Calculate as SVRR = 20 log
VO
VCCR
Dual channel drive
7
2
2
100
7
5
3
2
10
7
5
3
2
2
10
7
5
3
2
1.0
7
5
3
Pd, ICC -- PO
Output power, PO -- W
JK470820
0.1
23
5
7 1.0
23
5 7 10
23
5
7
Pd
(V CC
= 16V)
Pd (V
CC =
13.2V)
I CC
(V
CC
= 16V)
RL = 4Ω
Rg = 600
Ω
f = 1kHz
Dual channel drive
Pd, ICC -- PO
Output power, PO -- W
JK470821
2
2
100
7
5
3
2
10
7
5
3
7
0.1
2
23
35
57
7
1.0
23
5 7 10
235
2
2
10
7
5
3
2
1.0
7
5
3
Pd
(V
CC
= 16V)
Pd max = 37.5W
RL = 2Ω
Rg = 600
Ω
f = 1kHz
Pd (VCC = 13.2V)
I CC
(V
CC
=
16V)
Dual channel drive
Allowable power dissipation package
No. A1783-7/9


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