LM3876

Overture 56W ( ) 8 0.1 (THD N) 20Hz 20kHz 56W SPiKe (Self Peak Instantaneous Temperature ( Ke)) SOA(Safe Operating Area) SPiKe 2.0 V( ) 95dB(Min) SN 0.06 THD N IMD (SMTPE) 0.004 8 56W 100W SN 95dB(min) 1 56W ( ) 19930403 33020 23900 11800 ds011832 Converted to nat2000 DTD Fixing for the new databook. fixed overture SGMLFIX:PR1.doc (fixed (mm) SGMLFIX:PR4.doc (fixed (mm) SGMLFIX:PR8.doc (fixed (mm) SGMLFIX:PR16.doc (fixed (mm) 2000 8 V EE V CC 12V 11 TO-220 : 20V 94V TV Overture 56W ( ) * SPiKe Overture FIGURE 1. Typical Audio Amplifier Application Circuit 20000801 National Semiconductor Corporation 1 Printed in Japan NSJ 8/2001

Plastic Package (Note 11) LM3886PIN5 V Top View Order Number T or TF See NS Package Number TA11B for Staggered Lead Non-Isolated Package or TF11B for Staggered Lead Isolated Package http://www.national.com 2

(Note 4 5) V V ( ) 94V V V ( ) 84V V V V V 80V 60V (Note 6) 125W ESD (Note 7) 3000V (Note 8) 150 T ( 10 ) 260 40 150 T JC 1 /W JA 43 /W TF JC 2 /W (Note 4 5) T MIN T A T MAX V V Note 1: 20 T A 85 24V 84V 84V SPiKe (Note 4 5 V 35V V 35V I MUTE 0.5 ma R L 8 T A 25 Symbol Parameter Conditions Units Typical (Note 9) Limit (Note 10) (Limits) V V Power Supply Voltage (Note 13) V pin7 V 9V 18 24 V (min) 84 V (max) A M Mute Attenuation Pin 8 Open or at 0V, Mute: On Current out of Pin 8 0.5 ma, 120 80 db (min) Mute: Off P O (Note 3) Output Power (Continuous Average) THD N 0.1 (max) 56 40 W (min) f 1 khz; f 20 khz Peak P O Instantaneous Peak Output Power 100 W THD N Total Harmonic Distortion Plus Noise 40W, 20 Hz f 20 khz 0.06 A V 26 db SR (Note 3) Slew Rate (Note 12) V IN 1.2 Vrms, f 10 khz, V/ s 11 5 (min) Square-Wave, R L 2 k I (Note 2) Total Quiescent Power Supply V CM 0V, V o 0V, I o 0A, I mute 0A 30 70 ma (max) Current V OS (Note 2) Input Offset Voltage V CM 0V, I o 0 ma 1 15 mv (max) I B Input Bias Current V CM 0V, I o 0 ma 0.2 1 A (max) I OS Input Offset Current V CM 0V, I o 0 ma 0.01 0.2 A (max) I o Output Current Limit V V 12V, t ON 10 ms, V O 0V 6 4 A (min) V od (Note2) Output Dropout Voltage (Note 14) V V O, V 20V, I o 100 ma 1.6 5 V (max) V O V, V 20V, I o 100 ma 2.7 5 V (max) PSRR (Note 2) Power Supply Rejection Ratio V 40V to 20V, V 40V, 120 85 db (min) V CM 0V, I o 0 ma V 40V, V 40V to 20V, 120 85 db (min) V CM 0V, I o 0 ma CMRR (Note 2) Common Mode Rejection Ratio V 60V to 20V, V 20V to 60V, 120 80 db (min) V CM 20V to 20V, I o 0 ma 3 http://www.national.com

(Note 4 5 V 35V V 35V I MUTE 0.5 ma R L 8 T A 25 Symbol Parameter Conditions Units Typical (Note 9) Limit (Note 10) (Limits) A VOL (Note 2) Open Loop Voltage Gain V V 40V, R L 2 k, V O 60V 120 90 db (min) GBWP Gain-Bandwidth Product V V 40V 8 2 MHz f O 100 khz, V IN 50 mvrms (min) e IN (Note 3) Input Noise IHF A Weighting Filter 2.0 8 V (max) R IN 600 (Input Referred) SNR Signal-to-Noise Ratio P O 1W, A-Weighted, 98 db Measured at 1 khz, R S 25 P O 40W, A-Weighted, 114 db Measured at 1 khz, R S 25 Ppk 100W, A-Weighted, 122 db Measured at 1 khz, R S 25 IMD Intermodulation Distortion Test 60 Hz, 7 khz, 4:1 (SMPTE) 0.004 60 Hz, 7 khz, 1:1 (SMPTE) 0.006 Note 2: Note 3: Note 4: Note 5: Note 6: Note 7: Note 8: Note 9: Note 10: Note 11: Note 12: Note 13: Note 14: DC 1 AC 2 GND (pin7) IC IC AC DC (Typical) 25 T J 150 JC 1.0 /W(T ) JC 2.0 /W(TF ) ESD 100pF 1.5k 150 250 25 (AOQL) T TA11B V CS ( ) V 16V/ s(typ) V 9V vs Test Circuit #1 (DC ) http://www.national.com 4

Test Circuit #2 (AC ) Single Supply Application Circuit 2 * FIGURE 2. Typical Single Supply Audio Amplifier Application Circuit 5 http://www.national.com

(excluding active protection circuitry) (Figure 1 2 ) 1. R IN 2. R A DC 3. C A 4. C AC 5. R B 1.5V 6. C C (Note 15) ( ) EMI 7. Ri R f1 AC 8. Ci (Note 15) DC f C 1/(2 R i C i ) ( ) 9. R f1 R i AC 10. R f2 (Note 15) R f1 R i C f AC ( ) f c [R f1 R f2 (s 1/R f2 C f )]/[(R f1 R f2 )(s 1/C f (R f1 R f2 ))] http://www.national.com 6

(Figure 1 2 ) 11. C f (Note 15) AC R f1 R f2 12. R M 8 0.5mA RM : R M ( V EE 2.6V)/I8I8 0.5 ma vs 13. C M 14. R SN (Note 15) C SN 15. C SN (Note 15) R SN f c 1/(2 R SN C SN ) 16. L (Note 15) R Q L 17. R (Note 15) R L 18. C S 19. S1 Note 15: C C C f 2 Figure 2 Safe Area SPiKe Protection Response Supply Current vs Supply Voltage 7 http://www.national.com

Pulse Thermal Resistance Pulse Thermal Resistance Supply Current vs Output Voltage Pulse Power Limit Pulse Power Limit Supply Current vs Case Temperature Pulse Response Input Bias Current vs Case Temperature Clipping Voltage vs Supply Voltage http://www.national.com 8

THD N vs Frequency THD N vs Output Power THD N vs Output Power THD N Distribution THD N Distribution Output Power vs Load Resistance Max Heatsink Thermal Resistance ( /W) at the Specified Ambient Temperature ( ) PDmax vs Supply Voltage Note: The maximum heat sink thermal resistance values, ø SA, in the table above were calculated using a ø CS 0.2 /W due to thermal compound 9 http://www.national.com

Power Dissipation vs Output Power Power Dissipation vs Output Power Output Power vs Supply Voltage IMD 60 Hz, 4:1 IMD 60 Hz, 7 khz, 4:1 IMD 60 Hz, 7 khz, 4:1 IMD 60 Hz, 1:1 IMD 60 Hz, 7 khz 1:1 IMD 60 Hz, 7 khz, 1:1 http://www.national.com 10

Mute Attenuation vs Mute Current Mute Attenuation vs Mute Current Large Signal Response Power Supply Rejection Ratio Common-Mode Rejection Ratio Open Loop Frequency Response : 8 0.5mA R M ( )8 V 8 R M R M ( V EE 2.6V)/I8I8 0.5 ma : DC : 6A( ) SPiKe : Safe Area SPiKe Safe Area : 165 155 165 165 155 IC 11 http://www.national.com

IC 100ms IC IC JC 1 /W CS 0.2 /W CS IC IC 120 0.5 /W 0.005 0.2 /W V 2 0.4 /W 0.5 /W IC IC (P D ) IC (1) IC (2) (3) IC V CC P DMAX V CC 2/2 2 R L (1) P DAVE (V Opk /R L )[V CC / V Opk /2] (2) V CC V Opk V CC / P DAVE V CC V Opk / R L V Opk 2 /2R L (3) V CC IC ( /W) (4) JC ( ) 1 /W 0.2 /W CS ( ) ( ) ( ) 3 2 JC CS ( ) P DMAX (T Jmax T Amb )/ JA where JA JC CS SA http://www.national.com 12

P DMAX JC SC SA SA [(T Jmax T Amb ) P DMAX ( JC CS )]/P DMAX (4) SA 25 (1) (2) JC T Jmax 150 CS SN A 3kHz 7kHz SN SN IC IC SN 1 (200kHz 2MHz) SN 10dB ( 2 ) ( 1) Note 16: CCIR/ARM: ; Ray Dolby David Robinson Kenneth Gundry AES Preprint No.1353 (F-3) 1. RMS 2. 3. 4. RMS ARM( ) (10 F ) (0.1 F) 470 F IC 20 F 2 ( 1 H ) 13 http://www.national.com

10 PC ( ) 0.1 F PC 2 2 R 2 2 I L I I V 1 R 1 R 2 3 PC ( ) (50pF 500pF ) C C 0.2 F 0.7 H 10 10 Q LR 10 RC ( ) http://www.national.com 14

( P O ) ( 5V) V opeak (I opeak ) 15 AC 10 (V opeak Vod)(1 )(1.1)(7) 20 200 40W 8 894mV 89mV SN THD N R IN DC R f1 (10k 100k ) R i 40W/8 : (5) (6) : 40W/8 V opeak 25.3V I opeak 3.16A : 30.3V 3.16A 15 AC (7) 38.3V THD N (5) (6) (8) 40W 8 1V(max) 100 k 20Hz 20kHz 0.25dB (8) : A V 18 21 ( )894mV R IN 100k Figure 1 10k 100k DC R f1 100k R i ( ) Ri R f1 /(A V 1) 100k/(21 1) 5 k ; 5.1k 3dB 5 0.17dB 0.25dB : f L 20Hz/5 4Hz f H 20kHz 5 100kHz 100kHz 3dB GBWP GBWP A V f3db 21 100kHz 2.1MHz GBWP 2.0MHz (min) C i Ci 1/(2 Ri f L ) 7.8 F; 10 F : 2 : 2 : 2 ( ): : : : : B : 180 2 AB 15 http://www.national.com

: B IC PNP THD N: Total Harmonic Distortion plus Noise( ) ( ) ( ) (SN ): : ( dbw) : (IHF ) : : ( THD N ) : : SPiKe ( ): : : 100ms IC IC : ( /W) DC AC : 0.707 3dB THD N 0.25 60W 30W 0.25 : A CL1 f 1 A CL2 f 2 (A CL1 1 (0dB)) fu fi GBWP GBWP A CL2 f 2 fu(gbwp) GBWP 3dB : 2 500Hz 1600Hz C.C.I.R./A.R.M.: Literally: International Radio Consultative Committee Average Responding Meter B S.P.L.: Sound Pressure Level 0.0002 Bars( ) S.P.L. 20 Log 10P/0.0002dB P R.M.S. (1 Bar 1 14.5lb/in 2 194dB S.P.L.) http://www.national.com 16

17 http://www.national.com

inches(millimeters) Order Number T NS Package Number TA11B Order Number TF NS Package Number TF11B http://www.national.com 18

Overture 56W ( ) 1. (a) (b) 2. 135-0042 2-17-16 TEL.(03)5639-7300 / http://www.national.com/jpn/ 0120-666-116