CXA1622M/P
Stereo Power Amplifier/Monaural BTL Power Amplifier
Description
CXA1622M
CXA1622P
The CXA1622M/P is a bipolar IC developed as
power amplifier for compact radio cassettes with
built-in pre-amplifier and power amplifier electrical
volume.
16 pin SOP (Plastic)
16 pin DIP (Plastic)
Features
• Use one channel in stereo mode
· EIAJ output=110 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622M)
Structure
· EIAJ output=450 mW (Typ.), VCC=6 V, RL=8 Ω
(CXA1622P)
Bipolar silicon monolithic IC
• BTL mode
Absolute Maximum Ratings (Ta=25 °C)
· EIAJ output=320 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622M)
• Supply voltage
VCC
8
V
°C
°C
• Operating temperature Topr
–10 to +60
· EIAJ output=360 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622P)
• Storage temperature Tstg –65 to +150
• Allowable power dissipation
• Built-in electrical volume
PD 410 (CXA1622M) mW
1200 (CXA1622P) mW
• Built-in ripple filter (ripple rejection 34.5 dB typ.)
• Selection between stereo power amplifier and
monaural BTL power amplifier is possible by
switching Pin 2.
Operating Conditions (Ta=25 °C)
• Supply voltage
• Stereo mode
1.8 V to 4.5 V (CXA1622M)
1.8 V to 7.0 V (CXA1622P)
Applications
{
Suitable for audio power amplifier for stereo and
monaural radios and power amplifier for radio
cassette and Walkman.
• Monaural BTL mode 1.8 V to 4.5 V
(3 V recommended)
Power dissipation curve
Free air
CXA1622P
1000
500
CXA1622M
–30 –20 –10
0
10
20
30
40
50
60
70
Ta-Ambient temperature (°C)
Sony reserves the right to change products and specifications without prior notice. This information does not convey any license by
any implication or otherwise under any patents or other right. Application circuits shown, if any, are typical examples illustrating the
operation of the devices. Sony cannot assume responsibility for any problems arising out of the use of these circuits.
—1—
E92121B79-TE
SONY [ SONY CORPORATION ]
