S1A2201X01 SAMSUNG | Alldatasheet
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Technical content
1.2W AUDIO POWER AMP S1A2201X01 INTRODUCTION The S1A2201X01 is a monolithic integrated audio amplifier. It is designed for the audio frequency class B amplifier.
FEATURES
- Wide range of operating supply voltage: V CC = 3V − 14V
- Medium output power
- P O = 1.2W at V CC = 9V, R L = 8 Ω , THD = 10%
- Low quiescent circuit current (I CCQ = 4mA: Typ)
- Good ripple rejection
- Minimum number of external parts required
ORDERING INFORMATION
Figure 1. Device Package Operating Temperature S1A2201X01-D0B0 8 −DIP −300 −20 °C − + 70 °C 8 −DIP −300 8 7 6 5 1 2 3 4 CB NF INPUT GND RIPPLE BOOTSTRAP VCC OUTPUT
S1A2201X01 1.2W AUDIO POWER AMP ABSOLUTE MAXIMUM RATINGS (T a = 25 °C)
ELECTRICAL CHARACTERISTICS
( Ta = 25 °C, V CC = 9V, f = 1kHz, R G = 600 Ω , R F = 120 Ω , R L = 8 Ω , unless otherwise specified ) Characteristic Symbol Value Unit Supply Voltage V CC 16 V Output Peak Current IPK 1.5 A Power Dissipation P D 1.25 W Operating Temperature T OPR − 20 — + 70 °C Storage Temperature T STG − 40 — + 150 °C Characteristic Symbol Test Conditions Min. Typ. Max. Unit Quiescent Circuit Current ICCQ V I = 0 − 4 12 mA Output Power P O V CC = 9V, R L = 4 Ω , THD = 10% − 1.6 − W V CC = 9V, R L = 8 Ω , THD = 10% 0.9 1.2 − V CC = 6V, R L = 4 Ω , THD = 10% − 0.75 − V CC = 6V, R L = 8 Ω , THD =10% 0.4 0.5 − V CC = 12V, R L = 8 Ω , THD =10% − 2 − Total Harmonic Distortion THD P O = 500mW − 0.3 1.0 % Open Loop Voltage Gain G VO R F = 0 Ω − 75 − dB Closed Loop Voltage Gain G VC R F = 120 Ω 33 36 39 dB Input Resistance R I − − 5 − M Ω Output Noise Voltage V NO R G = 10k Ω BW ( −3dB) = 50Hz − 20kHz − 0.3 1.0 mV
1.2W AUDIO POWER AMP S1A2201X01 TEST CIRCUIT Figure 2. 4 8 3 5 S1A2201X01 INPUT 10K R F 120 100 µ/10V 47 µ/10V 0.1 µ(M) R 2 1 470 µ/16V R L 8 Ω OUTPUT VCC 0.1 µ R 3 56 CB C7 100 µ/16V C 2 100 µ/16V
S1A2201X01 1.2W AUDIO POWER AMP