INA185A1IDRLT vs MCP6V87-E/MS
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| Category | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps |
| Manufacturer | Texas Instruments | Microchip Technology |
| Description | IC CURR SENSE 1 CIRCUIT SOT563 | DUAL, ZERO-DRIFT OP AMP, E TEMP |
| Package | -Reel® | Tube |
| Series | - | Zero-Drift |
| Operating Temperature | -40°C ~ 125°C (TA) | -40°C ~ 125°C |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | SOT-563, SOT-666 | 8-TSSOP, 8-MSOP (0.118\", 3.00mm Width) |
| Supplier Device Package | SOT-563 | 8-MSOP |
| Current - Supply | 200µA | 500µA |
| Output Type | Rail-to-Rail | Rail-to-Rail |
| Number of Circuits | 1 | 2 |
| Voltage - Supply, Single/Dual (±) | 2.7V ~ 5.5V | 2.5V ~ 5.5V |
| Current - Output / Channel | - | 40 mA |
| -3db Bandwidth | - | - |
| Amplifier Type | Current Sense | Chopper (Zero-Drift) |
| Current - Input Bias | 75 µA | 2 pA |
| Voltage - Input Offset | 100 µV | 25 µV |
| Slew Rate | 2V/µs | 4V/µs |
| Gain Bandwidth Product | 350 kHz | 5 MHz |
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1. How to choose the right instrumentation amplifier?
The input common-mode voltage range, gain-bandwidth product, noise performance, power consumption, temperature drift, and common-mode rejection ratio (CMRR) should be considered when selecting an instrumentation amplifier to ensure that it meets the accuracy requirements of a particular application.
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2. What are the main application scenarios of Op Amps?
Operational amplifiers are widely used in signal conditioning, voltage follower, filter, comparator, integrator, differentiator, precision level shifter and other circuits, which are widely used in consumer electronics, industrial automation, and instrumentation.
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3. What is Slew Rate and how does it affect op amp performance?
Slew rate is the maximum rate of change of an operational amplifier's output voltage over time. Higher slew rates are good for fast-changing signals and can handle higher frequency inputs, while lower slew rates can cause signal distortion.
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4. Why do buffer amplifiers have high input impedance and low output impedance?
A high input impedance ensures that no load is applied to the preamplifier circuitry, preventing signal degradation, while a low output impedance provides a large driving capacity, ensuring that the signal can be passed on to subsequent circuits without loss.
