LA4628_08 Datasheet, PDF (6/8 Pages) Sanyo Semicon Device – For General Audio 20W 2-Channel BTL Power Amplifier

LA4628
40
f = 1kHz
35 ^{Rg = 600Ω}
THD = 10%
30
PO -- VCC
25
= ^4Ω
20
R ^L _{R L= 6Ω}
15
10
5
0
6 7 8 9 10 11 12 13 14 15 16 17 18
Supply voltage, VCC -- V
PO -- f
25
100
7
5
3
VCC = 13.5V
RL = 4Ω
2 f = 1kHz
PO -- VIN
10
7
5
3
2
1.0
7
5
3
2
0.1
7
5
3
2
0.01
1.0
2
2 3 5 7 ₁₀ 2 3 5 7 ₁₀₀ 2 3
Input voltage, VIN -- mVrms
f Response
5 7 _1k
THD = 10%
20
THD = 3%
15
THD = 1%
10
5
0
10 ^{2 3 5 7100}
10
7 ^{VCC = 13.5V}
5 RL = 4Ω
3 ^{Rg = 600Ω}
2
VCC = 13.5V
RL = 4Ω
Rg = 600Ω
2 3 5 7 _1k 2 3 5 710k 2 3 5 7100k
Frequency, f -- Hz
THD -- PO
1.0
7
5
3
10kHz
2
0.1
100Hz
7
5
1kHz
3
2
0.01
0.1
10
7
5
3
2
23
5 7 _1.0 2 3 5 7 ₁₀
Output power, PO -- W
THD -- f
23
5 7 ₁₀₀
VCC = 13.5V
RL = 4Ω
RO = 1W
1.0
7
5
3
2
0.1
7
5
3
2
0.01
10 ^{2 3 5 7} 100 ^{2 3 5 7} 1k ^{2 3 5 710k 2 3 5 7100k}
Frequency, f -- Hz
0
-2
-4
-6
-8
-10
10 ^{2 3 5 7} 100
10
7
VCC = 13.5V
5 RL = 6Ω
3 ^{Rg = 600Ω}
2
VCC = 13.5V
RL = 4Ω
Rg = 600Ω
VO = 0dBm at 1kHz
2 3 5 7 _1k 2 3 5 710k 2 3 5 7100k
Frequency, Ta -- °C
THD -- PO
1.0
7
5
3
2
10kHz
0.1
7
5
3
2
0.01
0.1
0
-10
-20
1kHz
100Hz
2 3 5 7 _1.0 2 3 5 7 ₁₀ 2 3 5 7100
Output power, PO -- W
CHsep -- f
VCC = 13.5V
RL = 4Ω
Rg = 10kΩ
VO = 0dBm
-30
-40
-50
-60
CH1→2
CH2→1
-70
-80
-90
10 ^{2 3 5 7} 100 ^{2 3 5 7} 1k ^{2 3 5 7} 10k ^{2 3 5 7100k}
Frequency, f -- Hz
No.6632-6/8