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首页 > Products > Audio Amplifier IC > Class D Audio Power Amplifier >CXAR41311 High Efficiency I2S Input Class D Stereo Audio Power Amplifier 30W Stereo Class D I2S Input Audio Power Amplifier Provides 2*30W/8Ω Power Output in BTL Mode Provides 75W/4Ω Power Output Programmable Power Limit and AGC Function
CXAR41311 High Efficiency I2S Input Class D Stereo Audio Power Amplifier 30W Stereo Class D I2S Input Audio Power Amplifier Provides 2*30W/8Ω Power Output in BTL Mode Provides 75W/4Ω Power Output Programmable Power Limit and AGC Function

CXAR41311 is a high efficiency I2S input class D stereo audio power amplifier. CXAR41311 optional hardware or software I2C control. In BTL mode, it can provide 2*30W/8Ω power output; in PBTL mode, it can provide 75W/4Ω power output. The CXAR41311 has an over-temperature limiting function. When the internal temperature of the chip reaches the over-temperature limiting point, the CXAR41311 automatically reduces the gain, so that the IC can play continuously without interruption. In addition, the CXAR41311 has a power limiting function, one is an amplitude limiting function, which limits a certain output amplitude at the output end so that it does not damage the horn. The other is AGC anti-clipping distortion function, which can effectively improve the sound-breaking distortion caused by excessive input amplitude or reduced power supply voltage after being turned on. In addition, CXAR41311 built-in shutdown function minimizes the standby current, and also integrates functions such as output over-current protection, on-chip over-temperature protection and power supply under-voltage abnormal protection.

CXAR41311 High Efficiency I2S Input Class D Stereo Audio Power Amplifier 30W Stereo Class D I2S Input Audio Power Amplifier Provides 2*30W/8Ω Power Output in BTL Mode Provides 75W/4Ω Power Output Programmable Power Limit and AGC Function
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1.Product overview       2.Product Features     JCY嘉泰姆

3.Scope of application       4.Technical Specification Download(PDF Document)JCY嘉泰姆

5.Product packaging       6.Circuit schematic  JCY嘉泰姆
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Product overview Return to Top


CXAR41311 is a high efficiency I2S input class D stereo audio power amplifier. CXAR41311 optional hardware or software I2C control. In BTL mode, it can provide 2*30W/8Ω power output; in PBTL mode, it can provide 75W/4Ω power output. The CXAR41311 has an over-temperature limiting function. When the internal temperature of the chip reaches the over-temperature limiting point, the CXAR41311 automatically reduces the gain, so that the IC can play continuously without interruption. In addition, the CXAR41311 has a power limiting function, one is an amplitude limiting function, which limits a certain output amplitude at the output end so that it does not damage the horn. The other is AGC anti-clipping distortion function, which can effectively improve the sound-breaking distortion caused by excessive input amplitude or reduced power supply voltage after being turned on. In addition, the CXAR41311 built-in shutdown function minimizes the standby current, and also integrates functions such as output over-current protection, on-chip over-temperature protection and power supply under-voltage abnormal protection.

   Product Features Return to TopJCY嘉泰姆


   · Output powerJCY嘉泰姆

BTL,2 × 30W,24V/8Ω, continuousJCY嘉泰姆
BTL,2 × 25W,16V/4Ω, continuousJCY嘉泰姆
BTL,2 × 40W,18V/4Ω, peakJCY嘉泰姆
PBTL, 75W,24V/4Ω, continuous
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・Wide voltage input range of 4.5 V-26VJCY嘉泰姆
・ More than 90% efficiency without heat sinkJCY嘉泰姆
· Three-dimensional voice I 2S importJCY嘉泰姆
32,44.1,48,88.2,96kHz sampling ratesJCY嘉泰姆
Optional hardware or software controlJCY嘉泰姆
・ Restriction of merit, AGCJCY嘉泰姆
・over-temperature limiting functionJCY嘉泰姆
Output short circuit, overcurrent shutdown functionJCY嘉泰姆
Undervoltage abnormal protection functionJCY嘉泰姆
・Lead-free and halogen-free package, QFN36-P
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   Scope of applicationReturn to TopJCY嘉泰姆


 The Bluetooth speaker.JCY嘉泰姆

The portable speaker.JCY嘉泰姆
2.1 channel speakers.JCY嘉泰姆
the loudspeaker.JCY嘉泰姆
Pull rod speakerJCY嘉泰姆
LCD TV/Monitor
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   Technical Specification (Product PDF)Return to Top JCY嘉泰姆


If you need detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!JCY嘉泰姆
      QQ截图20160419174301.jpgJCY嘉泰姆
   Product packaging diagramReturn to TopJCY嘉泰姆


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   Circuit schematicReturn to TopJCY嘉泰姆


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  Related Chip Selection Guide Return to Top               More related products.....JCY嘉泰姆


Mono Class D Audio Power Amplifier Built-in Boost Audio Power Amplifier
Product Model Channel Operating voltage Output power Gain IQ Efficiency Encapsulation Remarks
CXAR41299 Mono 2.8V to 5.0V 7.0 W 30dB 4.0mA 85% TSSOP20L  
CXAR41300 Mono 2.8V to 5.0V 8.0 W 30dB 8.0mA 85% TSSOP28L  
CXAR41301 Dual channel 2.8V to 5.5V 2 × 8.0W 30dB 7mA 85% TSSOP24L  
CXAR41302 Mono 2.7V to 5.5V 5.2W 28dB 3mA 85% SOP16L-PP, QFN16L-PP
CXAR41303 Mono 2.7V to 5.5V 5.2W 28dB 3mA 84% SOP10L  
CXAR41304 Dual channel 2.7V to 5.5V 2*4.5W 28dB 7mA 81% TSSOP24  
CXAR41305 Mono 2.5V to 5.5V 7.0W 28dB 7mA 81%  SOP8L-PP  
CXAR41306 Mono 2.5V to 5.5V 11W 30dB 3mA 85% SOP8L  
CXAR41307 Mono 2.5V to 5.5V 9W 30dB 3mA 85% SOP16L-PP Class AB/D Switching Class F Audio Power Amplifier with Built-in BOOST Boost Module
CXAR41308 Dual channel 2.5V to 5.5V 2 × 4.75W 30dB 3mA 85% TSSOP20L Class AB/D switching 2 × 4.75W stereo class D audio power amplifier with built-in BOOST boost/anti-sound breaking function
CXAR41309 Dual channel 2.5V to 5.5V 2 × 5.5W 30dB 3mA 85% SOP16L Class AB/D Switching 2 × 5.5W Stereo Audio Power Amplifier with Built-in BOOST Boost
CXAR41310 Mono 2.5V to 5.5V 5.2W 28dB 3mA 84%  SOP10L Built-in high-efficiency adaptive charge pump boost, anti-clipping distortion function, D/AB switching 5.2W mono high-fidelity audio power amplifier
Digital Audio Amplifier
Product Model Channel Operating voltage Output power Gain IQ Efficiency Encapsulation Remarks
CXAR41311 Dual channel 4.5V-26V 2 × 40W 30dB 3mA 85% QFN36 30W Stereo Class D I2S Input Audio Amplifier Programmable Power Limit, and AGC Function
CXAR41312 Mono 3.0-3.6V 4.7W 30dB 3mA 85% TSSOP20, QFN20 2.8W I2S Input Mono Class D Audio Power Amplifier
Headset power amplifier
CXAR41313 Dual channel 4.5V-26V 2 × 30W 30dB 3mA 90% QFN36 33mW Output-Free Capacitive Stereo Headphone Amplifier
CXAR41314 Dual channel 2.5VTo5.2V 125mW/32Ω 30dB 3mA 90% QFN16 125mW Stereo Line Driver/Headphone Amplifier with No Output Coupling Capacitor
CXAR41315 Dual channel 1.65V to 4.8V 125mW/32Ω 30dB 3mA 90% QFN16 125mW Stereo Line Driver/Headphone Amplifier with No Output Coupling Capacitor
CXAR41316 Dual channel 2.5VTo5.2V 125mW/32Ω 30dB 3mA 90% QFN24L 125mW Output-Free Coupled Capacitive Stereo Line Driver/Headphone Amplifier with 3D Surround and Bass Boost