LM4755_02 NSC [National Semiconductor], LM4755_02 Datasheet
LM4755_02
Related parts for LM4755_02
LM4755_02 Summary of contents
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LM4755 Stereo 11W Audio Power Amplifier with Mute General Description The LM4755 is a stereo audio amplifier capable of delivering 11W per channel of continuous average output power to a 4Ω load or 7W per channel into 8Ω using a ...
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Connection Diagrams www.national.com Plastic Package 10005902 Package Description Top View Order Number LM4755T Package Number TA09A 10005936 Top View Order Number LM4755TS Package Number TS9A 2 ...
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Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage Input Voltage Output Current Power Dissipation (Note 3) ESD Susceptability (Note 4) Junction Temperature Soldering Information Electrical ...
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Electrical Characteristics Note 1: All voltages are measured with respect to the GND pin (5), unless otherwse specified. Note 2: Absolute Maximum Ratings indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the ...
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5 www.national.com ...
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Test Circuit www.national.com FIGURE 2. Test Circuit 6 10005904 ...
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System Application Circuit FIGURE 3. Circuit for External Components Description External Components Description Components Provides power supply filtering and bypassing Works with C to stabilize the output stage from high frequency oscillations. SN ...
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Typical Performance Characteristics THD+N vs Output Power THD+N vs Output Power THD+N vs Output Power www.national.com (Note 5) THD+N vs Output Power 10005912 THD+N vs Output Power 10005914 THD+N vs Output Power 10005907 8 10005913 10005906 10005908 ...
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Typical Performance Characteristics THD+N vs Output Power THD+N vs Output Power THD+N vs Output Power (Note 5) (Continued) THD+N vs Output Power 10005915 THD+N vs Output Power 10005917 THD+N vs Output Power 10005910 9 10005916 10005909 10005911 www.national.com ...
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Typical Performance Characteristics THD+N vs Output Power THD+N vs Output Power THD+N vs Output Power www.national.com (Note 5) (Continued) THD+N vs Output Power 10005938 THD+N vs Output Power 10005940 THD+N vs Output Power 10005942 10 10005939 10005941 10005943 ...
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Typical Performance Characteristics THD+N vs Output Power THD+N vs Output Power THD+N vs Output Power (Note 5) (Continued) THD+N vs Output Power 10005944 THD+N vs Output Power 10005946 THD+N vs Output Power 10005948 11 10005945 10005947 10005949 www.national.com ...
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Typical Performance Characteristics Output Power vs Supply Voltage Frequency Response THD+N vs Frequency www.national.com (Note 5) (Continued) Output Power vs Supply Voltage 10005918 10005920 10005922 12 10005919 THD+N vs Frequency 10005921 Frequency Response 10005923 ...
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Typical Performance Characteristics Channel Separation Supply Current vs Supply Voltage Power Dissipation vs Output Power (Note 5) (Continued) 10005924 10005926 Power Dissipation vs Output Power 10005928 13 PSRR vs Frequency 10005925 Power Derating Curve 10005927 10005929 www.national.com ...
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Typical Performance Characteristics Power Dissipation vs Output Power Application Information The LM4755 contains circuitry to pull down the bias line internally, effectively shutting down the input stage. An ex- ternal R-C should be used to adjust the timing of the ...
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Application Information FIGURE 5. THD (Continued) FIGURE 4. Bridge-Mode Application 10005931 for Bridge-Mode Application OUT 15 10005930 10005937 www.national.com ...
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Application Information PREVENTING OSCILLATIONS With the integration of the feedback and bias resistors on- chip, the LM4755 fits into a very compact package. However, due to the close proximity of the non-inverting input pins to the corresponding output pins, the ...
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Application Information 1.5 x 1.5 in. sq. 20–27˚C/W (T =28˚C, Sine wave A testing, 1 oz. Copper in. sq. 16–23˚C/W The above values for θ vary widely due to dimensional SA proportions (i.e. variations in width and ...
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Application Information PC BOARD LAYOUT-COMPOSITE www.national.com (Continued) 18 10005933 ...
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Application Information PC BOARD LAYOUT-SILK SCREEN (Continued) 19 10005934 www.national.com ...
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Application Information PC BOARD LAYOUT-SOLDER SIDE www.national.com (Continued) 20 10005935 ...
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Physical Dimensions inches (millimeters) unless otherwise noted Order Number LM4755T NS Package Number TA9A 21 www.national.com ...
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Physical Dimensions www.national.com inches (millimeters) unless otherwise noted (Continued) Order Number LM4755TS NS Package Number TS9A 22 ...
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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 and specifications. For the most current product information ...