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数据搜索系统，热门电子元器件搜索 |
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TS4994 数据表(PDF) 2 Page - STMicroelectronics |
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TS4994 数据表(HTML) 2 Page - STMicroelectronics |
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2 / 31 page  TS4994 Application Component Information 2/31 1 Application Component Information Figure 1. Typical Application DFN10 Version Figure 2. Typical Application Mini-SO8 Version Components Functional Description CS Supply Bypass capacitor which provides power supply filtering. CB Bypass capacitor which provides half supply filtering. RFEED Feedback resistor which sets the closed loop gain in conjunction with RIN AV= Closed Loop Gain= RFEED/RIN. RIN Inverting input resistor which sets the closed loop gain in conjunction with RFEED. CIN Optional input capacitor making a high pass filter together with RIN. (fcl = 1 / (2 x Pi x RIN x CIN) Rfeed1 20k Rin1 20k Rin2 20k Rfeed2 20k Cin1 220nF Cin2 220nF Cb 1u Cs 1u GND GND GND Diff. Input + Diff. input - GND GND GND VCC VCC VCC Optional 8 Ohms Bias Vin- Vin+ Bypass Standby VCC GND Vo- Vo+ + - 2 5 9 10 7 3 4 6 1 Mode Stdby TS4994IQ Rfeed1 20k Rin1 20k Rin2 20k Rfeed2 20k Cin1 220nF Cin2 220nF Cb 1u Cs 1u GND GND GND Diff. Input + Diff. input - GND GNDVCC VCC Optional 8 Ohms Bias Vin- Vin+ Bypass Standby VCC GND Vo- Vo+ + - 2 4 7 8 6 3 5 1 Stdby TS4994IS |
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