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LM4951A Arkusz danych(PDF) 5 Page - National Semiconductor (TI) |
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LM4951A Arkusz danych(HTML) 5 Page - National Semiconductor (TI) |
5 / 20 page Absolute Maximum Ratings (Notes 1, 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage 9.5V Storage Temperature −65°C to +150°C Input Voltage −0.3V to V DD + 0.3V Power Dissipation (Note 3) Internally limited ESD Rating (Note 4) 2000V ESD Rating (Note 5) 200V Junction Temperature (T JMAX) 150°C Thermal Resistance θ JA (LLP) (Note 3) 73°C/W Soldering Information See AN-1187 'Leadless Leadframe Packaging (LLP).' Operating Ratings (Notes 1, 2) Temperature Range T MIN ≤ TA ≤ TMAX −40°C ≤ T A ≤ +85°C Supply Voltage 2.7V ≤ V DD ≤ 9V Electrical Characteristics V DD = 7.5V (Notes 1, 2) The following specifications apply for V DD = 7.5V, AV-BTL = 6dB, RL = 8Ω unless otherwise specified. Limits apply for TA = 25°C. Symbol Parameter Conditions LM4951A Units (Limits) Typical (Note 6) Limit (Note 7) I DD Quiescent Power Supply Current V IN = 0V, IO = 0A, RL = 8Ω BTL 2.5 4.5 mA (max) I SD Shutdown Current V SD = GND (Note 8) 0.01 5 µA (max) V OS Output Offset Voltage 5 30 mV (max) V SDIH Shutdown Voltage Input High 1.2 V (min) V SDIL Shutdown Voltage Input Low 0.4 V (max) R PULLDOWN Pull-down Resistor on SD pin 75 45 k Ω (min) T WU Wake-up Time C B = 1.0µF 25 35 ms (max) T SD Shutdown time C B = 1.0µF 10 ms (max) TSD Thermal Shutdown Temperature 170 150 190 °C (min) °C (max) P O Output Power THD = 1% (max); f = 1kHz R L = 8Ω Mono BTL 1.8 1.5 W (min) THD+N Total Harmonic Distortion + Noise P O = 600mWRMS; f = 1kHz A V-BTL = 6dB 0.07 0.5 % (max) P O = 600mWRMS; f = 1kHz A V-BTL = 26dB 0.35 % ε OS Output Noise A-Weighted Filter, R i = Rf = 20kΩ Input Referred (Note 9) 10 µV PSRR Power Supply Rejection Ratio V RIPPLE = 200mVp-p, f = 217Hz, C B = 1.0μF, Input Referred 66 56 dB (min) Electrical Characteristics V DD = 3.3V (Notes 1, 2) The following specifications apply for V DD = 3.3V, AV-BTL = 6dB, RL = 8Ω unless otherwise specified. Limits apply for TA = 25°C. Symbol Parameter Conditions LM4951A Units (Limits) Typical (Note 6) Limit (Note 7) I DD Quiescent Power Supply Current V IN = 0V, IO = 0A, RL = 8Ω BTL 2.5 4.5 mA (max) I SD Shutdown Current V SHUTDOWN = GND (Note 8) 0.01 2 µA (max) V OS Output Offset Voltage 3 30 mV (max) V SDIH Shutdown Voltage Input High 1.2 V (min) V SDIL Shutdown Voltage Input Low 0.4 V (max) T WU Wake-up Time C B = 1.0µF 25 ms T SD Shutdown time C B = 1.0µF 10 ms (max) 5 www.national.com |
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