LM4766_06 NSC [National Semiconductor], LM4766_06 Datasheet
LM4766_06
Related parts for LM4766_06
LM4766_06 Summary of contents
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LM4766 Overture ™ Audio Power Amplifier Series Dual 40W Audio Power Amplifier with Mute General Description The LM4766 is a stereo audio amplifier capable of delivering typically 40W per channel with the non-isolated "T" package and 30W per channel with ...
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Typical Application FIGURE 1. Typical Audio Amplifier Application Circuit Note: Numbers in parentheses represent pinout for amplifier B. *Optional component dependent upon specific design requirements. www.national.com 10092801 2 ...
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Absolute Maximum Ratings 5) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage | (No Input) Supply Voltage | ...
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Electrical Characteristics The following specifications apply for V its apply for T = 25˚C. A Symbol Parameter PSRR Power Supply Rejection Ratio (Note 2) CMRR Common Mode Rejection Ratio V (Note 2) A Open Loop Voltage Gain VOL (Note 2) ...
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Test Circuit #1 (Note 2) (DC Electrical Test Circuit) Test Circuit #2 (Note 3) (AC Electrical Test Circuit) 10092804 5 10092803 www.national.com ...
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Bridged Amplifier Application Circuit www.national.com FIGURE 2. Bridged Amplifier Application Circuit 6 10092805 ...
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Single Supply Application Circuit FIGURE 3. Single Supply Amplifier Application Circuit Note: *Optional components dependent upon specific design requirements. Auxiliary Amplifier Application Circuit FIGURE 4. Special Audio Amplifier Application Circuit 10092806 10092807 7 www.national.com ...
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Equivalent Schematic (excluding active protection circuitry) www.national.com LM4766 (One Channel Only) 8 10092808 ...
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External Components Description Components 1 R Prevents currents from entering the amplifier’s non-inverting input which may be passed through to the load B upon power down of the system due to the low input impedance of the circuitry when the ...
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Typical Performance Characteristics THD+N vs Frequency THD+N vs Output Power THD+N vs Distribution www.national.com THD+N vs Frequency 10092855 THD+N vs Output Power 10092858 THD+N vs Distribution 10092872 10 10092856 10092857 10092873 ...
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Typical Performance Characteristics Channel Separation vs Frequency Output Power vs Load Resustance Power Dissipation vs Output Power (Continued) 10092810 10092874 10092876 11 Clipping Voltage vs Supply Voltage 10092868 Output Power vs Supply Voltage 10092878 Power Dissipation vs Output Power 10092877 ...
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Typical Performance Characteristics Note: The maximum heatsink thermal resistance values, θ the table above were calculated using a θ SA 0.2˚C/W due to thermal compound. Safe Area Pulse Power Limit www.national.com (Continued) Max Heatsink Thermal Resistance (˚C/W) at ...
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Typical Performance Characteristics Pulse Response Power Supply Rejection Ratio Open Loop Frequency Response (Continued) Large Signal Response 10092866 10092888 10092890 13 10092887 Common-Mode Rejection Ratio 10092889 Supply Current vs Case Temperature 10092865 www.national.com ...
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Typical Performance Characteristics Input Bias Current vs Case Temperature Mute Attenuation vs Mute Current (per Amplifier) Output Power/Channel vs Supply Voltage f = 1kHz 6Ω, 80kHz BW L www.national.com (Continued) Mute Current (per Amplifier) 10092867 Output Power/Channel f ...
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Application Information MUTE MODE The muting function of the LM4766 allows the user to mute the music going into the amplifier by drawing more than 0.5mA out of each mute pin on the device. This is accom- plished as shown ...
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Application Information Again it must be noted that the value of θ upon the system designer’s amplifier requirements. If the ambient temperature that the audio amplifier working under is higher than 25˚C, then the thermal resistance for ...
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Application Information AUDIO POWER AMPLlFIER DESIGN Design a 30W/8Ω Audio Amplifier Given: Power Output Load Impedance Input Level Input Impedance Bandwidth A designer must first determine the power supply require- ments in terms of both voltage and current needed to ...
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Physical Dimensions unless otherwise noted www.national.com inches (millimeters) Non-Isolated TO-220 15-Lead Package Order Number LM4766T NS Package Number TA15A 18 ...
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Physical Dimensions inches (millimeters) unless otherwise noted (Continued) National does not assume any responsibility for use of any circuitry described, no circuit patent licenses are implied and National reserves the right at any time without notice to change said circuitry ...