lv4901h Sanyo Semiconductor Corporation, lv4901h Datasheet - Page 13

• Manufacturer Part Number: lv4901h
• Description: Buit-in 80mw Headphone Amplifier Btl 10w?2ch Class-d Audio Power Amplifier
• Manufacturer: Sanyo Semiconductor Corporation

Headphone amplifier block characteristics
0.01
100
– 10
– 20
– 30
0.1
100
– 1
10
10
80
60
40
20
0.001
6
4
2
0
0
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
0
0
10
10
0
R L = 16Ω
Rg = 0
HP_STBY = H
VD = 12V
R L = 16Ω
2ch-Drive
DIN AUDIO
VD = 12V
R L = 16Ω
P O = 10mW
2
2
3 5
3 5
2
7 0.01
7 100
Externally applied voltage, VD – V
Externally applied voltage, VD – V
Response -- Frequency
11
2
2
4
3 5
THD+N -- Power
3 5
I CCO hp -- VD
Frequency, f – Hz
Power -- VD
7
7
Power – mW
0.1
1k
6
2
2
12
3 5
3 5
8
7
7
10k
1
2
2
fin = 100Hz
3 5
3 5
10
R L = 16Ω
fin = 1kHz
THD+N = 10%
2ch-Drive
13
fin = 10kHz
7
7
100k
10
fin = 1kHz
12
2
2
3 5
3 5
7
7
1000k
100
LV4901H
14
14
0.00001
0.0001
0.001
0.01
0.01
100
– 20
– 40
– 60
0.1
0.1
10
1
1
4
3
2
1
0
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
7
5
3
2
0
10
10
10
0
R L = 16Ω
Rg = 0
VD = 12V
R L = 16Ω
P O = 10mW
2ch-Drive
DIN AUDIO
VD = 12V
R L = 16Ω
fin = 1kHz
Rg = 0
V O = 0dBm
DIN AUDIO
2
2 3
3
2
2
5
5 7
Externally applied voltage, VD – V
7
100
CH Sep. -- Frequency
100
3
THD+N -- Frequency
Input voltage, V IN – mVp
4
HP_OUT -- VD
2
2 3
Frequency, f – Hz
Frequency, f – Hz
Power -- V IN
5
3
7
5
5 7
6
7
100
1k
1k
8
2
2 3
3
CH1 → CH2
CH2 → CH1
2
5
5 7
10
7
10k
3
10k
No.A0098-13/14
VD = 12V
R L = 16Ω
fin = 1kHz
2ch-Drive
2
2 3
12
5
3
7
5
5 7
7
100k
100k
14
1k