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INA134UA
+NomenclatureIC AMP CLASS AB MONO 8SOIC
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FabricantTexas Instruments
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Pièce fabricant #INA134UA
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Package SOP-8
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En stock2840
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Spécifications
| Attribut | Valeur |
| Package / Case | Bulk,Tube |
| Part Status | Active |
| Type | Class AB |
| Output Type | 1-Channel (Mono) |
| Voltage - Supply | 8V ~ 36V, ±4V ~ 18V |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Supplier Device Package | 8-SOIC |
Présentation
Description
Key features include:
1. Low Distortion: Offers low total harmonic distortion, making it suitable for audio applications.
2. Wide Supply Range: Operates on dual power supplies ranging from ±2.25V to ±18V or a single supply from 4.5V to 36V.
3. High CMRR: Ensures excellent common-mode rejection ratio, critical for minimizing noise in differential signal processing.
4. Low Power Consumption: Makes it suitable for portable and battery-powered devices.
5. Surface-Mount Package: Comes in a SOIC-8 package designated by the suffix "UA," which is suitable for compact PCB layouts.
Typical applications include audio equipment, sensor signal conditioning, and data acquisition systems. Its combination of low noise, high accuracy, and ease of use makes it a popular choice among engineers.
Equivalent
1. INA137 - Similar performance with an additional mute function.
2. THAT1200 - Offers similar audio performance and pin configuration.
3. SSM2143 - Alternative with comparable features for audio applications.
4. DRV134 - Similar function but designed for differential output.
When selecting an equivalent, ensure compatibility in terms of pin configuration, voltage supply, and application requirements.
Features
1. Differential Amplification: Amplifies the difference between two input voltages, useful in eliminating noise present on both inputs.
2. Common-Mode Rejection Ratio (CMRR): High CMRR ensures excellent noise rejection, enhancing signal integrity.
3. Operating Voltage: Supports a wide supply voltage range, typically between ±4.5V to ±18V.
4. Gain: Has a fixed gain of 1, simplifying design in applications where precise gain settings are needed.
5. Low Distortion: Provides low total harmonic distortion, making it suitable for high-fidelity audio applications.
6. Input Common-Mode Range: Handles a wide input common-mode voltage range, useful in various applications.
7. Package: Available in an 8-pin SOIC package, facilitating compact PCB designs.
8. Applications: Ideal for audio applications, sensor signal conditioning, and differential signal interfacing.
Overall, the INA134UA offers precision and reliability in amplifying differential signals with minimal external components.
Pinout
Here is a brief description of the pin functions:
1. Pin 1 (IN+): Non-inverting input.
2. Pin 2 (IN-): Inverting input.
3. Pin 3 (RG): Gain resistor terminal (optional use).
4. Pin 4 (V-): Negative power supply.
5. Pin 5 (Ref): Reference voltage input (usually connected to ground for standard operation).
6. Pin 6 (Vout): Single-ended output.
7. Pin 7 (V+): Positive power supply.
8. Pin 8 (NC): No connection (sometimes used for thermal or mechanical stability).
This IC is widely used in professional audio equipment to maintain signal integrity and reduce noise by converting differential signals to single-ended format with high common-mode rejection.
Manufacturer
Application
1. Audio Interface Systems: It converts single-ended audio signals to differential signals, enhancing audio quality by reducing noise and interference.
2. Mixing Consoles: Used in professional and consumer audio equipment for precise signal amplification and balancing.
3. Microphone Preamplifiers: Improves microphone signal quality by boosting low-level audio signals.
4. Broadcast Equipment: Ensures high-quality audio transmission with minimal distortion.
5. Musical Instruments: Used in amplifiers and effects units to maintain signal integrity.
6. Telecommunications: Enhances voice signal clarity in communication devices.
Its low distortion, wide bandwidth, and high common-mode rejection ratio make it suitable for high-fidelity audio applications.