lv4901h Sanyo Semiconductor Corporation, lv4901h Datasheet - Page 10

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

Components
*
*
*
* C VDD , C VD and C BOOT , Each capacitor is arranged in the neighborhood of IC as much as possible
C BIASCAP
C RFCAP
C VBIAS
C MUTE
C BOOT
Symbol
C HPO
C VCC
C VDD
C PVD
C VD
-----
-----
-----
-----
-----
-----
C IN
C L
C
L
C16, C17, C18, C19
C20, C21, C22, C23
C4, C5, C10, C11
L1, L2, L3, L4
C12, C13
C14, C15
C24, C25
Part No.
C1, C2
SW1
SW2
SW3
C26
JK1
JK2
JK3
C3
C6
C7
C8
C9
Jack for D-Amp input.
Jack for HP output.
Jack for HP input.
STBY switch. Lower position : standby state.
MUTE switch. Lower position : mute state.
HP stanby switch. Lower position : standby state.
HP output coupling capacitors.
HP_Mute capacitor for soft mute.
Input coupling capacitors.
Internal regulator (VBIAS) input decoupling capacitor.
Internal regulator (VBIAS) output decoupling capacitor.
Internal regulator (V CC ) output decoupling capacitor.
Soft muting time constant adjustment capacitor.
internal regulator (V DD ) output decoupling capacitors.
VD high-frequency attenuation capacitors.
Boot strap capacitors.
Output low-pass filter coils : fc = 1/ (2π√LC)
Output low-pass filter capacitors.
Capacitor between outputs.
VD power supply capacitor.
LV4901H
Function
No.A0098-10/14