Dual Low - Voltage Power Amplifier - KODENSHI
Description
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TECHNICAL DATA
Dual Low - Voltage Power Amplifier.
DESCRIPTION The KK2822M is a monolithic integrated circuits of analog low - voltage power amplifier.
It is intended for use as mono (bridge)/stereo audio power amplifier in portable cassette players and radios.
FEATURES • Supply voltage down to 1,8 V • Low crossover distortion • Low quiescent current • Bridge or stereo configuration
KK2822M
ORDERING INFORMATION KK2822MN Plastic KK2822MD SOIC TA = -40° to 85° C for package
SCHEMATIC DIAGRAM
SUPPLY VOLTAGE 2 INPUT + (1) INPUT - (1)
7 1 8 OUTPUT (1)
INPUT + (2) INPUT - (2)
6 3 5 OUTPUT (2)
4
GND
1
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KK2822M
PIN CONFIGURATION PIN № 1 2 3 4 5 6 7 8 I/O OUTPUT OUTPUT INPUT INPUT INPUT INPUT NAME OUTPUT (1) SUPPLY VOLTAGE OUTPUT (2) GROUND INPUT - (2) INPUT + (2) INPUT - (1) INPUT + (1)
ABSOLUTE MAXIMUM RATINGS
Symbol Vs lo Plot Tstg, Tj Parameter Supply Voltage Peak Output Current Total Power Dissipation at Tamb = 50 °C at Tease = 50 °C Storage and Junction Temperature Value 15 1 1 1.
4 -40,+150 Unit V A WW °C
2
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KK2822M
ELECTRICAL CHARACTERISTICS (Vs-6V, Tamb=25°C, unless otherwise specified)
Symbol STEREO Vs Vo Id lb Po Supply Voltage Quiescent Output Voltage Quiescent Drain Current Input Bias Current Output Power (each channel) (f=1kHz,d= RL = 32Q Vs = 9V Vs=6V Vs = 4.
5V 10%) Vs=3V Vs=2V RL^IB^ Vs=6V RL = 8^ Vs = 9V Vs=6V RL = 4Q Vs=6V Vs = 4.
5V Vs=3V 90 15 170 300 450 Vs=3V 1.
8 2.
7 1.
2 6 100 300 120 60 20 5 220 1000 380 650 320 110 9 15 V VV mA nA mW Parameter Test Conditions Min.
Typ.
Max.
Unit
d
Distortion (f = 1 kHz)
RL = 32^ Po = 40mW RL=16^ Po=75mW RL=SQ Po=150mW
0.
2 0.
2 0.
2 36 100 2 2.
5 24 30 50 1.
8 15 6 9 ±50 100 39 41 ±1
%% % dB dB k^ uV nV dB dB V mA mV nA mW
Gv Agv Ri
SN
Closed Loop Voltage Gain Channel Balance Input Resistance Total Input Noise Supply Voltage Rejection Channel Separation Supply Voltage Quiescent Drain Current Output Offset Voltage (between the outputs) Input ...
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