常用运放电路集锦

TL H 7057Op Amp Circuit CollectionAN-311R2C11R1C1e12q R2C2m f unity gainTL H 7057–91R1C1t2t1V IN dtoffset error duecurrentTL H 7057–10Fast IntegratorTL H 7057–11Current to Voltage ConverterV OUT e l IN R1For minimum error duebias current R2e R1TL H 7057–12Circuit for Operating the LM101without a Negative SupplyTL H 7057–13Circuit for Generating theSecond Positive VoltageTL H 7057–14 2C N s R1R2C STL H 7057–15 Integrator with Bias Current CompensationAdjust for zero integratorCurrent drift typicallyover b55 C to125temperature rangeTL H 7057–16 Voltage Comparator for DrivingDTL or TTL Integrated CircuitsTL H 7057–17 Threshold Detector for PhotodiodesTL H 7057–18V OUT e4 6VV LT s V INV OUT e0VV IN k V LTTL H 7057–19 Multiple Aperture Window DiscriminatorTL H 7057–203RANGE e g VR2R1JTL H 7057–21RANGE e g V R2R1JGAINe 1aR5R4a R2TL H 7057–22Offset Voltage Adjustment for Voltage Followers RANGE e g VR3R1JTL H 7057–23Offset Voltage Adjustment for Differential AmplifiersR2e R3a R4RANGE e g V R5R4J R1R1a R3GAIN eR2R1TL H 7057–24Offset Voltage Adjustment for InvertingAmplifiers Using 10Source Resistance or LessR1e 2000R3U R4R4U R3s 10k X RANGE e g VR3U R4R1JTL H 7057–254High Frequency Sine Wave Generator with Quadrature Outputf o e10kHzTL H 7057–275Chosen for oscillation at100HzTL H 7057–28e R2e C2 Eldema1869e12q R1C110V 14mA BulbTL H 7057–29Function GeneratorTL H 7057–30 Pulse Width ModulatorTL H 7057–316I OUT e R3V IN R1R5R3e R4a R5R1e R2TL H 7057–32OUT eR3V INR1R5e R4a R5e R2TL H 7057–33Wein Bridge Oscillator with FET Amplitude StabilizationR1e R2C1e C2f e12q R1C17TL H 7057–35 V OUT e1V k XTL H 7057–91Positive Voltage ReferenceTL H 7057–36Positive Voltage ReferenceTL H 7057–37 8TL H 7057–38TL H 7057–39 Precision Current SinkI O e V IN R1V IN t0VTL H 7057–40Precision Current SourceTL H 7057–41SECTION3 SIGNAL PROCESSINGDifferential-Input Instrumentation AmplifierR4 R2eR5R3A V e R4R2TL H 7057–429Gain adjustA V e10b4R6Instrumentation Amplifier with g100Volt Common Mode RangeR3e R4R1e R6e10R3A V e R7 R6Matching determines10R2mode rejectionTL H 7057–4410R1e R4 R2e R5 R6e R7 MatchingA V e R6 R2 1High Input Impedance Instrumentation AmplifierR1e R4 R2eA V e1a R1 R2CMRRmaximize bandwidthBridge Amplifier with Low Noise Compensation11R1 R S1eR2R S2V OUT e V a 1bTL H 7057–48Precision ClampE REF must havepedance of lessD2is usedTL H 7057–50Fast Half Wave RectifierTL H 7057–51Precision ConverterFeedforward compensation can be used to make a fast full wave rectifier without a filter TL H 7057–52Low Drift Peak DetectorTL H 7057–5312R2cR1Sample and HoldPolycarbonate-dielectric capacitorSample and Holdless than2 5mV secPolyethylene or PolycarbonateCapacitor13gate-protection diodes Worst case drift less than500 Fast Summing Amplifier with Low Input Currentspeed the LM101A raises high and low frequency drive capability and eliminates thermal feedbackPower Bandwidth 250kHzSmall Signal Bandwidth 3 5MHzSlew Rate 10V m sC5e6c10b8R f14Adjustable Q Notch Filter1q R1C1HzR2e R3C2e C23TL H 7057–6015e R5e R3e R1e12q R40C1C2TL H 7057–61e12q0R1R2C1C2TL H 7057–62Two-Stage Tuned Circuitf O e12q0R1R2C1C2TL H 7057–6316Variable Capacitance Multiplier1a R b R a J C1Simulated Inductort R1R2C1e R2e R1TL H 7057–67Capacitance MultiplierC eR1R3I L eV OSR S e R3TL H 7057–68 17Values are for100Hz cutoff Use metalized polycarbonate capacitors for good temperature stabilityLow Pass Active FilterValues are for10kHz cutoff Use silvered mica capacitors for good temperature stability Nonlinear Operational Amplifier with Temperature Compensated Breakpoints18V OUT e R1R3 R2ITL H 7057–74TL H 7057–75 Power BoosterTL H 7057–7619R5e R1 V b10J V1t0V OUT e V1V2 10Long Interval TimerLow leakage b0 017m F per second delayTL H 7057–78Fast Zero Crossing DetectorTL H 7057–79 Propagation delay approximately200nsDTL or TTL fanout of threeMinimize stray capacitancePin8Amplifier for Piezoelectric TransducerLow frequency cutoff e R1C1TL H 7057–80Temperature ProbeSet for0V at0 CAdjust for100mV CTL H 7057–81 20V OUT e R1I DV OUT e10TL H 7057–82TL H 7057–83Operating photodiode with less than3mVacross it eliminates leakage currentsHigh Input FollowerTL H 7057–84Temperature Compensated Logarithmic Converter1k X(g1%)at25 C a3500Available from Vishay UltronixGrand Junction CO Q81SeriesDetermines current for zerocrossing on output 10m Aas shownnA k I IN k1mASensitivity is1V per decade2122TL H 7057–87 Cube GeneratorTL H 7057–88 23A N -31O p A m p C i r c u i t C o l l e c t i o nFast Log Generator1k X (g 1%)at 25 C a 3500ppm CAvailable from Vishay Ultronix Grand Junction CO Q81SeriesTL H 7057–89Anti-Log Generator1k X (g 1%)at 25 C a 3500ppm CAvailable from Vishay Ultronix Grand Junction CO Q81SeriesTL H 7057–90LIFE SUPPORT POLICYNATIONAL’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF NATIONAL SEMICONDUCTOR CORPORATION As used herein 1 Life support devices or systems are devices or 2 A critical component is any component of a life systems which (a)are intended for surgical implant support device or system whose failure to perform can into the body or (b)support or sustain life and whose be reasonably expected to cause the failure of the life failure to perform when properly used in accordance support device or system or to affect its safety or with instructions for use provided in the labeling can effectivenessbe reasonably expected to result in a significant injury to the userNational Semiconductor National Semiconductor National Semiconductor National Semiconductor CorporationEuropeHong Kong LtdJapan Ltd1111West Bardin RoadFax (a 49)0-180-530858613th Floor Straight Block Tel81-043-299-2309。