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INA129UA
Precision, Low Power Instrumentation Amplifiers 8-SOIC -40 to 125INA129UA
Precision, Low Power Instrumentation Amplifiers 8-SOIC -40 to 125
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製造商零件號 # : INA129UA
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包裝/封裝: SOIC-8
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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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INA129UA 數據表
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詳細說明
Despite its impressive performance capabilities, the INA129UA is also incredibly power-efficient, thanks to its low quiescent current. This feature ensures minimal power consumption, making it a sustainable choice for energy-conscious applications. Additionally, its compact size and small outline package enhance its suitability for installations where space is a premium, allowing for efficient and effective use of available real estate on a circuit board
主要特徵
- Wide operating range
- High input impedance
- Low output capacitance
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。
| Rohs Code | Yes | Part Life Cycle Code | Active |
| Part Package Code | SOIC | Pin Count ! | 8 |
| Reach Compliance Code | compliant | ECCN Code | EAR99 |
| HTS Code ! | 8542.33.00.01 | Amplifier Type | INSTRUMENTATION AMPLIFIER |
| Average Bias Current-Max (IIB) | 0.01 µA | Bandwidth (3dB)-Nom | 1.3 MHz |
| Bias Current-Max (IIB) @25C | 0.005 µA | Common-mode Reject Ratio-Min | 73 dB |
| Input Offset Current-Max (IIO) | 0.01 µA | Input Offset Voltage-Max | 1125 µV |
| JESD-30 Code | R-PDSO-G8 | JESD-609 Code | e4 |
| Length | 4.9 mm | Moisture Sensitivity Level | 3 |
| Neg Supply Voltage Limit-Max | -18 V | Neg Supply Voltage-Nom (Vsup) | -15 V |
| Non-linearity-Max | 0.004% | Number of Functions | 1 |
| Number of Terminals | 8 | Operating Temperature-Max | 125 °C |
| Operating Temperature-Min | -40 °C | Package Body Material | PLASTIC/EPOXY |
| Package Code | SOP | Package Equivalence Code | SOP8,.25 |
| Package Shape | RECTANGULAR | Package Style | SMALL OUTLINE |
| Packing Method | TUBE | Peak Reflow Temperature (Cel) | 260 |
| Power Supplies ! | +-15 V | Qualification Status ! | Not Qualified |
| Seated Height-Max | 1.75 mm | Slew Rate-Nom | 4 V/us |
| Supply Current-Max | 0.75 mA | Supply Voltage Limit-Max | 18 V |
| Supply Voltage-Nom (Vsup) | 15 V | Surface Mount ! | YES |
| Technology | BIPOLAR | Temperature Grade ! | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Terminal Form ! | GULL WING |
| Terminal Pitch ! | 1.27 mm | Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | Voltage Gain-Max | 10000 |
| Voltage Gain-Min | 1 | Voltage Gain-Nom | 10 |
| Width | 3.9 mm |
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 INA129UA?
The INA129UA is a precision instrumentation amplifier designed by Texas Instruments. It is ideal for applications requiring accurate amplification of small differential signals, such as medical instrumentation, sensor interfaces, and data acquisition systems.
How Does INA129UA Work?
The INA129UA works by amplifying the voltage difference between two input signals while rejecting common-mode signals. It provides high common-mode rejection ratio (CMRR) and low drift, ensuring accurate amplification of small differential signals. The amplifier allows for adjustable gain settings to accommodate different input signal ranges.
How Many Pins does INA129UA have and What are the Functions of the Pinout Configuration?
The INA129UA is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:
- V+: Positive power supply pin.
- V-: Negative power supply pin.
- REF: Reference voltage pin.
- RG: Gain setting resistor pin.
- IN-: Inverting input pin.
- IN+: Non-inverting input pin.
- OUT: Output pin.
- VS-: Supply voltage pin for internal circuitry.
What are the Pros and Cons of INA129UA?
Pros:
- Precision Amplification: Provides accurate amplification of small differential signals.
- High CMRR: Offers high common-mode rejection ratio for improved noise rejection.
- Adjustable Gain: Allows for flexible gain settings to accommodate different input signal levels.
- Low Drift: Ensures stable operation over temperature variations.
- Low Noise: Delivers low noise performance for sensitive signal processing.
Cons:
- External Components: May require additional external components for optimal performance and filtering.
- Power Supply Considerations: Requires careful consideration of power supply stability for precision applications.
- Cost: Precision instrumentation amplifiers like the INA129UA may have a higher cost compared to simpler amplifiers.
Are There Any Equivalents/Alternatives to INA129UA for Recommendation?
- The AD620 from Analog Devices is a similar precision instrumentation amplifier with adjustable gain.
- Alternatives to the INA129UA include the INA118 from Texas Instruments and the LT1167 from Linear Technology.
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