la4802t Sanyo Semiconductor Corporation, la4802t Datasheet - Page 7

• Manufacturer Part Number: la4802t
• Description: Headphone Stereo Power Amplifier
• Manufacturer: Sanyo Semiconductor Corporation

Pin Descriptions
Pin No.
1
2
5
3
4
6
7
8
POWER SW
BOOST SW
POWER IN
Pin name
PRE GND
V
MUTE C
REF
OUT
voltage (V)
1.27
1.21
Pin
1.21
• IC on/off switch
• 0 to 0.5 V: IC off
• 1.4 to 4.5 V: IC on
• Power input
• Bass compensation circuit on/off switch
• 0 to 0.5 V: Boost on
• 1.4 to 4.5 V: Boost off
• Connection for the mute switch on/off
• V
impulse noise reduction capacitor
REF
amplifier reference
Pin description
LA4802T
1
4
2
5
6
7
8
Equivalent circuit
300
10k
1k
10k
300
20k
10k
Continued on next page.
A13730
A13732
A13731
A13733
A13734
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