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LM2902 数据表(PDF) 7 Page - STMicroelectronics |
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LM2902 数据表(HTML) 7 Page - STMicroelectronics |
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7 / 14 page ![]() 010 20 30 POSITIVE SUPP LY VOLTAGE (V) 100 75 50 25 am b T = +25 C 0 102030 POSITIVE S UPPLY VOLTAGE (V) 160 120 80 40 L R= 20k Ω L R= 2k Ω -55-35-15 5 25 45 65 85 105 125 AMBIENT TEMPERATURE ( C) 120 115 110 105 100 90 95 85 80 75 P OWER SUP P LY & COMMON MODE RE JE CTION RATIO (dB) 70 SVR CMR -55-35-15 5 25 45 65 85 105 125 AMBIENT TEMPERATURE ( C) 120 115 110 105 100 LARGE S IGNAL VOLTAGE GAIN Avd (d B) TYPICAL SINGLE - SUPPLY APPLICATIONS 1/4 LM290 2 ~ 0 2VPP R 10kΩ L Co e o R 6.2kΩ B R 100kΩ f R1 10kΩ C I e I VCC R2 100kΩ C1 10µF R3 100kΩ A= - R R1 V f (as s hown A = -10) V AC COUPLED INVERTING AMPLIFIER 1/4 LM290 2 ~ 0 2VPP R 10kΩ L Co e o R 6.2kΩ B C1 0.1µF e I VCC (a s s hown A = 11) V A= 1 + R2 R1 V R1 100kΩ R2 1MΩ CI R3 1MΩ R4 100kΩ R5 100kΩ C2 10µF AC COUPLED NON-INVERTING AMPLIFIER LM2902 7/14 |
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