INA111AU
Instrumentation Amplifiers High Speed FET-Input Instrumentation AmpINA111AU
Instrumentation Amplifiers High Speed FET-Input Instrumentation Amp
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製造商零件號 # : INA111AU
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包裝/封裝: SOIC-16
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製造商: Texas Instruments
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產品分類 : Instrumentation, OP Amps, Buffer Amps
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服務與包裝
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About After Sales Service
All Parts Extended Quality Guarantee
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INA111AU 數據表
價格 (USD)
數量 | 單價 | 總價 |
---|---|---|
1 | $12.177 | $12.18 |
200 | $4.713 | $942.60 |
500 | $4.548 | $2,274.00 |
1000 | $4.466 | $4,466.00 |
這些價格會受到市場波動的影響,需要提交報價才能取得最新價格。
詳細說明
The INA111AU is a highly efficient and high-speed instrumentation amplifier designed to deliver exceptional performance. With a current-feedback topology, it offers extended bandwidth of 2MHz at G = 10 and fast settling time of 4us to 0.01% at G = 100. This makes it suitable for a wide range of applications requiring precision and speed
主要特徵
- ULTRA LOW POWER:
- MAX SUPPLY CURRENT: 5mA
- MIN SUPPLY CURRENT: 150uA
- MINIMUM POWER CONSUMPTION:
- 10mW
規格
以下是所選零件的基本參數,涉及零件的特性及其所屬類別。
Number of channels | 1 | Vs (max) (V) | 36 |
Vs (min) (V) | 12 | Input offset (±) (max) (µV) | 500 |
Voltage gain (min) (V/V) | 1 | Voltage gain (max) (V/V) | 1000 |
Noise at 1 kHz (typ) (nV√Hz) | 10 | Features | Low bias current |
CMRR (min) (dB) | 106 | Input offset drift (±) (max) (V/°C) | 0.000005 |
Input bias current (±) (max) (nA) | 0.02 | Iq (typ) (mA) | 3.3 |
Bandwidth at min gain (typ) (MHz) | 2 | Gain error (±) (max) (%) | 0.5 |
Operating temperature range (°C) | -40 to 85 | Rating | Catalog |
Type | Resistor | Gain nonlinearity (±) (max) (%) | 0.005 |
Output swing headroom (to negative supply) (typ) (V) | 2.3 | Output swing headroom (to positive supply) (typ) (V) | -2.3 |
Input common mode headroom (to negative supply) (typ) (V) | 3 | Input common mode headroom (to positive supply) (typ) (V) | -3 |
Noise at 0.1 Hz to 10 Hz (typ) (µVPP) | 1 |
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等,這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is INA111AU?
The INA111AU is a precision instrumentation amplifier designed by Texas Instruments. It is used in applications requiring accurate amplification of small differential signals, such as sensor interfaces, industrial measurements, and medical instrumentation.
How Does INA111AU Work?
The INA111AU functions as an instrumentation amplifier that amplifies the difference between two input signals with high precision. It provides high common-mode rejection and low noise, making it suitable for applications where accurate signal measurement is essential. The amplifier has adjustable gain settings for flexibility in signal conditioning.
How Many Pins does INA111AU have and What are the Functions of the Pinout Configuration?
The INA111AU is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- OUT: Output pin of the instrumentation amplifier.
- REF: Reference pin for precision voltage reference.
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- IN-: Inverting input pin for the differential signal.
- IN+: Non-inverting input pin for the differential signal.
- RG: Gain setting resistor pin for adjusting the gain of the amplifier.
- VS: Supply voltage pin for internal circuitry.
What are the Pros and Cons of INA111AU?
Pros:
- Precision Amplification: Provides accurate and stable amplification of small differential signals.
- High Common-Mode Rejection: Effectively rejects common-mode noise for clean signal measurement.
- Adjustable Gain: Allows for flexibility in signal amplification settings.
- Low Noise: Offers low noise performance for sensitive measurements.
- Wide Supply Voltage Range: Works with a wide range of supply voltages for versatile application.
Cons:
- Complexity: Requires careful consideration of gain settings and input range for optimal performance.
- Higher Cost: Precision instrumentation amplifiers like the INA111AU may have a higher cost compared to simpler amplifiers.
- External Components: May need external resistors for gain setting and capacitors for stability in some applications.
Are There Any Equivalents/Alternatives to INA111AU for Recommendation?
- The AD620 from Analog Devices is a precision instrumentation amplifier similar to the INA111AU.
- Alternatives to the INA111AU include the INA114 from Texas Instruments and the LT1167 from Linear Technology.
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