MAX40024ANL+ vs INA185A4IDRLT
| Part Number |
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| Category | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps | Linear - Amplifiers - Instrumentation, OP Amps, Buffer Amps |
| Manufacturer | Maxim Integrated | Texas Instruments |
| Description | IC INST AMP PROG GAIN WLP | IC CURR SENSE 1 CIRCUIT SOT563 |
| Package | Tape & Reel (TR) | Cut Tape (CT) |
| Series | - | - |
| Operating Temperature | -40°C ~ 125°C | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | 9-XFBGA, WLBGA | SOT-563, SOT-666 |
| Supplier Device Package | 9-WLP (1.23x1.23) | SOT-563 |
| Current - Supply | 17µA | 200µA |
| Output Type | Rail-to-Rail | Rail-to-Rail |
| Number of Circuits | 2 | 1 |
| Voltage - Supply, Single/Dual (±) | 1.6V ~ 3.6V | 2.7V ~ 5.5V |
| Current - Output / Channel | 10 mA | - |
| -3db Bandwidth | - | - |
| Amplifier Type | General Purpose | Current Sense |
| Current - Input Bias | 0.1 pA | 75 µA |
| Voltage - Input Offset | 100 µV | 25 µV |
| Slew Rate | 0.02V/µs | 2V/µs |
| Gain Bandwidth Product | 80 kHz | 105 kHz |
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1. How is the noise performance of instrumentation amplifiers optimized?
Select low-noise amplifiers in your design and use shielding, filters, and precise power management to minimize external noise. High-quality resistors should be used wherever possible and PCB layout should be optimized to reduce noise coupling.
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2. What is a gain adjustable instrumentation amplifier?
Gain-adjustable instrumentation amplifiers allow the gain to be adjusted by external resistors or digital controls to accommodate the dynamic range of different signal sources. These amplifiers are commonly used in a variety of sensor systems.
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3. How to achieve high accuracy and low drift in instrumentation amplifiers?
Select an amplifier with low bias current, low offset voltage, and low noise, and reduce the effect of temperature drift on accuracy through a stable power supply and proper temperature compensation circuit design.
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4. What are the application scenarios of buffer amplifiers?
Buffer amplifiers are commonly used in signal isolation, impedance matching, voltage follower and power amplification scenarios, and are suitable for protecting weak signal sources from load effects in signal processing chains.
