lv4901h Sanyo Semiconductor Corporation, lv4901h Datasheet - Page 6

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

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*PREVD : 6V line of Headphone Amp block
Pin No.
15
16
17
18
19
20
21
22
RF_CAP
HP_IN1
HP_IN2
HP_STBY
PVD2
PVD2
OUT2+
BOOT2+
Pin name
I/O
I/O
O
O
I
I
I
Headphone Ripple filter
Headphone channel 1 input
Headphone channel 2 input
Headphone standby mode control
Channel 2 power system power supply
Channel 2 power system power supply
Channel 2 high side output
Boot strap terminal, Channe 2 positive supply of
high side
Description
LV4901H
16
17
HP_GND
VD
18
VD
GND
HP_GND
HP_GND
Equivalent Circuit
VD
VD
200Ω
200Ω
30kΩ
VD
HP_GND
1kΩ
10kΩ
VREF
VREF
20kΩ
20kΩ
500Ω
5kΩ
50kΩ
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PREVD
PREVD
21
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