Continued from preceding page.
Pin No.
Pin name
Pin
voltage (V)
LA4802T
Pin description
9
BEEP IN
1.21
• Beep input
Equivalent circuit
300Ω
300Ω
9
2.5kΩ
2.5kΩ
A13735
10
RF OUT
2.15
• Ripple filter output
11
RF CONT
2.15
• Ripple filter reference
10
300Ω
12kΩ
300Ω 45kΩ
11
A13736
A13737
12
VREF CONT C
1.21
• VREF amplifier reference
10kΩ
12
13kΩ
A13738
13
L. B C
• Connection for the bass compensation
1.33
circuit switch on/off impulse noise
reduction capacitor
14
VCC
100kΩ
13
300Ω
A13739
Continued on next page.
No. 6657-8/10