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LM4991LD Arkusz danych(PDF) 3 Page - National Semiconductor (TI) |
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LM4991LD Arkusz danych(HTML) 3 Page - National Semiconductor (TI) |
3 / 15 page Absolute Maximum Ratings (Note 2) If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage 6.0V Supply Temperature −65˚C to +150˚C Input Voltage −0.3V to V DD to +0.3V Power Dissipation (Note 4) Internally Limited ESD Susceptibility (Note 5) 2000V ESD Susceptibility (Note 6) 200V Junction Temperature 150˚C Thermal Resistance θ JC (LD) (Note 9) 4.3˚C/W θ JA (LD) 56˚C/W θ JC (MA) 35˚C/W θ JA (MA) 140˚C/W Operating Ratings Temperature Range T MIN ≤ T A ≤ T MAX −40˚C ≤ T A ≤ +85˚C Supply Voltage 2.2V ≤ V DD ≤ 5.5V Electrical Characteristics V DD =5V (Notes 2, 3) The following specifications apply for V DD = 5V and RL =8 Ω unless otherwise specified. Limits apply for T A = 25˚C. Symbol Parameter Conditions LM4991 Typical (Note 7) Limit (Note 8) Units (Limits) I DD Quiescent Power Supply Current V IN = 0V, no Load 3 7 mA (max) V IN = 0V, RL =8 Ω 410 I SD Shutdown Current V SHUTDOWN =VDD 0.1 2.0 µA (max) V SDIH Shutdown Voltage 1.5 V V SDIL 1.3 V V OS Output Offset Voltage 5 35 mV (max) P o Output Power THD = 1% (max), f = 1kHz LM4991LD, R L =3 Ω (Note 10) LM4991LD, R L =4 Ω (Note 10) LM4991, R L =8 Ω 2.38 2.1 1.3 0.9 W (min) THD+N = 10%, f = 1kHz LM4991LD, R L =3 Ω (Note 10) LM4991LD, R L =4 Ω (Note 10) LM4991, R L =8 Ω 3 2.5 1.5 W THD+N Total Harmonic Distortion+Noise P O = 0.5W, f = 1kHz 0.2 % PSRR Power Supply Rejection Ratio V RIPPLE = 200mV sine p-p, Input terminated with 10 Ω, f = 1kHz 64 55 dB (min) Electrical Characteristics V DD =3V (Notes 2, 3) The following specifications apply for V DD = 3V and RL =8 Ω unless otherwise specified. Limits apply for T A = 25˚C. Symbol Parameter Conditions LM4991 Typical (Note 7) Limit (Note 8) Units (Limits) I DD Quiescent Power Supply Current V IN = 0V, no Load 3 7 mA (max) V IN = 0V, RL =8 Ω 47 I SD Shutdown Current V SHUTDOWN =VDD 0.1 2.0 µA (max) V SDIH Shutdown Voltage Input High 1.1 V V SDIL Shutdown Voltage Input Low 0.9 V V OS Output Offset Voltage 5 35 mV (max) P o Output Power THD = 1% (max), f = 1kHz R L =4 Ω R L =8 Ω 600 425 mW THD+N Total Harmonic Distortion+Noise P O = 0.25W, f = 1kHz 0.1 % www.national.com 3 |
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