LM4766TF/NOPB National Semiconductor, LM4766TF/NOPB Datasheet
LM4766TF/NOPB
Specifications of LM4766TF/NOPB
*LM4766TF/NOPB
LM4766TF
Related parts for LM4766TF/NOPB
LM4766TF/NOPB Summary of contents
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... LM4766 optimum for high-end stereo TVs or mini- component systems. Connection Diagram SPiKe ™ Protection and Overture ™ are trademarks of National Semiconductor Corporation. © 2006 National Semiconductor Corporation Key Specifications j THD+N at 1kHz 30W continuous average output power into 8Ω j THD+N at 1kHz at continuous average output power 30W into 8Ω ...
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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 | (with Input) Common Mode Input Voltage Differential Input Voltage Output Current Power Dissipation (Note 6) ESD Susceptability (Note 7) ...
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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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... BANNED SUBSTANCE COMPLIANCE National Semiconductor manufactures products and uses packing materials that meet the provisions of the Customer Products Stewardship Specification (CSP-9-111C2) and the Banned Substances and Materials of Interest Specification (CSP-9-111S2) and contain no ‘‘Banned Substances’’ as defined in CSP-9-111S2. ...