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LM3886 Datasheet(PDF) 3 Page - National Semiconductor (TI) |
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LM3886 Datasheet(HTML) 3 Page - National Semiconductor (TI) |
3 / 20 page Absolute Maximum Ratings (Notes 6, 5) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage |V +|+|V−| (No Signal) 94V Supply Voltage |V +|+|V−| (Input Signal) 84V Common Mode Input Voltage (V + or V−) and |V +|+|V−| ≤ 80V Differential Input Voltage (Note 16) 60V Output Current Internally Limited Power Dissipation (Note 7) 125W ESD Susceptibility (Note 8) 3000V Junction Temperature (Note 9) 150˚C Soldering Information T Package (10 seconds) 260˚C Storage Temperature −40˚C to +150˚C Thermal Resistance θ JC 1˚C/W θ JA 43˚C/W Operating Ratings (Notes 5, 6) Temperature Range T MIN ≤ TA ≤ TMAX −20˚C ≤ T A ≤ +85˚C Supply Voltage |V +|+|V−| 20V to 84V Electrical Characteristics (Notes 5, 6) The following specifications apply for V + = +28V, V− = −28V, I MUTE = −0.5 mA with RL = 4Ω unless otherwise specified. Limits apply for T A = 25˚C. Symbol Parameter Conditions LM3886 Units (Limits) Typical (Note 10) Limit (Note 11) |V +|+|V−| Power Supply Voltage (Note 14) V pin7 −V − ≥ 9V 18 20 84 V (min) V (max) A M Mute Attenuation Pin 8 Open or at 0V, Mute: On Current out of Pin 8 > 0.5 mA, Mute: Off 115 80 dB (min) P O (Note 4) Output Power (Continuous Average) THD + N = 0.1% (max) f = 1 kHz; f = 20 kHz |V +| = |V−| = 28V, R L = 4Ω |V +| = |V−| = 28V, R L = 8Ω |V +| = |V−| = 35V, R L = 8Ω 68 38 50 60 30 W (min) W (min) W Peak P O Instantaneous Peak Output Power 135 W THD + N Total Harmonic Distortion Plus Noise 60W, R L = 4Ω, 30W, R L = 8Ω, 20 Hz ≤ f ≤ 20 kHz A V = 26 dB 0.03 0.03 % % SR (Note 4) Slew Rate (Note 13) V IN = 2.0Vp-p, tRISE = 2ns 19 8 V/µs (min) I + (Note 4) Total Quiescent Power Supply Current V CM = 0V, Vo = 0V, Io = 0A 50 85 mA (max) V OS (Note 3) Input Offset Voltage V CM = 0V, Io = 0mA 1 10 mV (max) I B Input Bias Current V CM = 0V, Io = 0 mA 0.2 1 µA (max) I OS Input Offset Current V CM = 0V, Io = 0 mA 0.01 0.2 µA (max) I o Output Current Limit |V +| = |V−| = 20V, t ON = 10 ms, VO = 0V 11.5 7 A (min) V od (Note 3) Output Dropout Voltage (Note 15) |V +–V O|, V + = 28V, I o = +100 mA |V O–V −|, V− = −28V, I o = −100 mA 1.6 2.5 2.0 3.0 V (max) V (max) PSRR (Note 3) Power Supply Rejection Ratio V + = 40V to 20V, V− = −40V, V CM = 0V, Io = 0mA V + = 40V, V− = −40V to −20V, V CM = 0V, Io = 0mA 120 105 85 85 dB (min) dB (min) CMRR (Note 3) Common Mode Rejection Ratio V + = 60V to 20V, V− = −20V to −60V, V CM = 20V to −20V, Io = 0mA 110 85 dB (min) A VOL (Note 3) Open Loop Voltage Gain |V +| = |V−| = 28V, R L = 2kΩ, ∆VO = 40V 115 90 dB (min) GBWP Gain-Bandwidth Product |V +| = |V−| = 30V f O = 100 kHz, VIN = 50 mVrms 82 MHz (min) www.national.com 3 |
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