CXA1622M Datasheet, PDF (1/13 Pages) Sony Corporation – Stereo Power Amplifier/Monaural BTL Power Amplifier

CXA1622M/P
Stereo Power Amplifier/Monaural BTL Power Amplifier
Description
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.
CXA1622M
16 pin SOP (Plastic)
CXA1622P
16 pin DIP (Plastic)
Features
• Use one channel in stereo mode
· EIAJ output=110 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622M)
· EIAJ output=450 mW (Typ.), VCC=6 V, RL=8 Ω
(CXA1622P)
• BTL mode
· EIAJ output=320 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622M)
· EIAJ output=360 mW (Typ.), VCC=3 V, RL=8 Ω
(CXA1622P)
• Built-in electrical volume
• 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.
Applications
Suitable for audio power amplifier for stereo and
monaural radios and power amplifier for radio
cassette and Walkman.
Structure
Bipolar silicon monolithic IC
Absolute Maximum Ratings (Ta=25 °C)
• Supply voltage
VCC
8
V
• Operating temperature Topr –10 to +60 °C
• Storage temperature Tstg –65 to +150 °C
• Allowable power dissipation
PD 410 (CXA1622M) mW
1200 (CXA1622P) mW
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)
• Monaural BTL mode 1.8 V to 4.5 V
(3 V recommended)
Power dissipation curve
Free air
1000
CXA1622P
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.
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E92121B79-TE