LM7705MM NSC [National Semiconductor], LM7705MM Datasheet
LM7705MM
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LM7705MM Summary of contents
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Low Noise Negative Bias Generator General Description The LM7705 is a switched capacitor voltage inverter with a low noise, −0.23V fixed negative voltage regulator. This de- vice is designed to be used with low voltage amplifiers to enable the amplifiers ...
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Absolute Maximum Ratings If Military/Aerospace specified devices are required, please contact the National Semiconductor Sales Office/ Distributors for availability and specifications. Supply Voltage ESD Tolerance (Note 2) Human Body Model For input pins only ...
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Electrical Characteristics 5. µ FLY Symbol Parameter V Output Voltage OUT V Output Voltage Ripple R I Supply Current S I Shutdown Supply Current SD η Current Conversion ...
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... Connection Diagram Pin Number Ordering Information Package Part Number LM7705MM 8-Pin MSOP LM7705MME LM7705MMX Block Diagram www.national.com 8-Pin MSOP 20173002 Top View Pin Descriptions Symbol Description C C Positive Capacitor Connection F+ FLY V Power Ground SS SD Shutdown Pin If SD pin is LOW, device is ON ...
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Typical Performance Characteristics Output Voltage vs. Supply Voltage Output Voltage vs. Output Current Output Voltage Ripple vs. Temperature V = 3.3V and T = 25°C unless otherwise noted Supply Current vs. Supply Voltage 20173010 Output Voltage vs. Output ...
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Supply Current vs. Output Current Current Conversion Efficiency vs. Output Current Turn On Time www.national.com Supply Current vs. Output Current 20173016 Current Conversion Efficiency vs. Output Current 20173018 20173020 6 20173017 20173019 Turn On Time 20173021 ...
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Load Regulation vs. Temperature 20173022 Transient Response Transient Response Load Regulation vs. Temperature Transient Response 20173024 Transient Response 20173029 7 20173023 20173025 20173030 www.national.com ...
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Output voltage vs. shutdown Voltage Oscillator Frequency vs. Temperature www.national.com Supply Current vs. Shutdown Voltage 20173026 20173028 8 20173027 ...
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Application Information This applications section will give a description of the func- tionality of the LM7705. The LM7705 is a switched capacitor voltage inverter with a low noise, −0.23V fixed negative bias output. The part will operate over a supply ...
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When the switch is in position A, capacitor C voltage V . The total charge on capacitor The switch then moves to position B, discharging C 1 voltage V . After this discharge, the charge on ...
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FIGURE 6. Limitation of the Output of an Amplifier The introduction of operational amplifiers with output Rail-to- rail drive capabilities is a strong improvement and the (output) performance of op amps is for many applications no longer a limiting factor. ...
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The sensor generates a DC output signal. In this case coupled, 2-stage amplifier is used. The output voltage swing of the second op amp should me matched to the input voltage range of the Analog to Digital Converter ...
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The key specifications of the used components are given in the next part of the section. Supply Voltage/Reference Voltage Supply voltage +5V ADC Voltage Reference +5V LMP7701 V (typical DSAT V (over temperature DSAT LM7705 Output ...
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Physical Dimensions www.national.com inches (millimeters) unless otherwise noted 8-Pin MSOP NS Package Number MUA08A 14 ...
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Notes 15 www.national.com ...
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