High-Speed Op Amp Enables Infrared (IR) Proximity Sensing ... [Open results in new window]
... キーワード: high-speed op amps, IR proximity sensing, bandpass ... By varying the LED
current
you control the ... is AC coupled to the op amp's noninverting input ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4622 - 23k
Negative Resistor Cancels Op Amp Load - マキシム [Open results in new window]
... approach works equally well with dual-supply op amps, because the negative-resistor
portion can both
source and sink current. If the driver op amp does not ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1868 - 22k
Bi-directional Current-Sense with Single Output - マキシム [Open results in new window]
... キーワード: bidirectional, current sense amp, current monitor, battery, charge current,
discharge current, amplifier, amplifiers, amps. 関連製品. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1949 - 21k
High-Accuracy Current-Sense Amplifier Enables Current Sensing and ... [Open results in new window]
... An example of an op-amp-based circuit for a ... 2mV drop across R1 represents 1A output
current,
the 3mV ... Low-input offset-voltage op amps together with precision ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1180 - 22k
Spare Op Amp Generates Its Own Regulated Negative Supply ... [Open results in new window]
... Resistor R5 provides the initial base current to Q1 until OP1 ... I BIAS is negligible
for the
op amp shown. ... minimize the I BIAS error for other op amps, R2 should ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4405 - 21k
Lower the Supply Current in Your RS-232 System - マキシム [Open results in new window]
... less than 500pF of capacitance, it requires an operating supply current no higher ...
his system
already included analog circuitry (such as op amps) operating from ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1834 - 52k
High-Side Current Sensor Has Period Output - マキシム [Open results in new window]
... Iload × Rsense × Av), and solve for Iload: Iload = Vthresh/(Rsense × Av(1 - ε
-Tpulse/R1C1 )), where Iload
= measured current in amps Vthresh = comparator ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1084 - 22k
Nodal Analysis of Op Amp Circuits - マキシム [Open results in new window]
... op amp circuits, circuit analysis, op amps, transfer function ... Consider the circuit
at the input of an op amp. The current flowing toward the input pin is equal ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1939 - 28k
8:1 Mux-Amps Form Large Multiplane Mux Structures - マキシム [Open results in new window]
... キーワード: multiplexer, mux-amp, muxamp, multiplexers, multuiplane, multi-plane
home video switching ...
8:1 Mux-Amps Form Large Multiplane Mux Structures. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1953 - 25k
Low-Power Op-Amp Reduces Cable Costs for pH Probe - マキシム [Open results in new window]
... キーワード: op-amp, low power, buffer, pH probe, integrating ADC, analog to digital
converter, op amps,
opamp. 関連製品. APP 34: Nov 21, 2000. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/34 - 19k
AMPSパワーアンプ(PA)が50%のPAEを実現 - マキシム [Open results in new window]
... キーワード: rf, rfic, pa, tdma, amps, セルラ, 900MHz, パワーアンプ,
rf ic. 関連製品. ... AMPSパワーアンプ(PA)が50%のPAEを実現.
...
japan.maxim-ic.com/appnotes.cfm/an_pk/1124 - 28k
Fixed-Gain Op Amps Simplify Filter Design - マキシム [Open results in new window]
... low-pass or high-pass filter using a fixed-gain op amp, follow these steps: ...
Fixed-gain op
amps come optimally compensated for each gain version and provide ...
japan.maxim-ic.com/appnotes.cfm/an_pk/700 - 28k
3V/5V DACs Support Intelligent Current Loop - マキシム [Open results in new window]
... often includes one or more op amps and multiplexers. ... in Figure 3 include precision
output
amplifiers that can ... this internal amplifier with an external op amp. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/722/ - 55k
50W Current-Mode Forward Converter Design with the MAX8540 ... [Open results in new window]
... is applied to the inverting input of op-amp U4 ... The current through the MOSFET is
determined
as: A MOSFET ... considerations, IRF640 MOSFET, 200 Volts, 18 Amps, R DS ...
japan.maxim-ic.com/appnotes.cfm/an_pk/2040 - 66k
High-Side Current-Sense Measurement: Circuits and Principles ... [Open results in new window]
... their simplest form, such high-side monitors require a precision op amp and a ... The
use of
differential amplifiers in high-side current measurement recently ...
japan.maxim-ic.com/appnotes.cfm/an_pk/746 - 37k
Minimizing Component-Variation Sensitivity in Single Op Amp ... [Open results in new window]
... of our specification is shown in Figure 7. Again, a single-op-amp stage at the end ...
Circuit.
Passband Variation. Op Amps, Resistors. Capacitors. Capacitor Spread. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/738/ - 42k
Precision Current Source is Software-Programmable - マキシム [Open results in new window]
... of the digital pot changes V IN+ by: Op amp U2 regulates current through the pass
transistor,
and the digital pot sets current through the R SENSE resistor. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/3464 - 22k
Selectable-Range Current Loop - マキシム [Open results in new window]
... Δ = 1.6V and AGND = 0.4V. The voltage-output D/A converter (IC3) drives a V/I converter
(op amp IC4
and associated resistors) to produce the current loop. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/1085 - 21k
Extend Current-Sense Amplifier's Input Range Down to 0V ... [Open results in new window]
... Most high-side current-sense amplifiers operate over a limited ... Adding a -5V rail
to
this current-sense amplifier ... The internal op amp (A2) of IC1 now operates ...
japan.maxim-ic.com/appnotes.cfm/an_pk/4078 - 24k
Driving LEDs with Constant Current Port Expander Outputs ... [Open results in new window]
... アプリケーションノート 2197. Driving LEDs with Constant Current Port
Expander Outputs. ... Want More LED
Current? Use More Ports. ...
japan.maxim-ic.com/appnotes.cfm/an_pk/2197 - 26k
