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OPA4140AIPWR
+BOM-
ManufacturerTexas Instruments
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Mfr. Part #OPA4140AIPWR
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In Stock4951
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Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Part Status | Active |
| Amplifier Type | J-FET |
| Number of Circuits | 4 |
| Output Type | Rail-to-Rail |
| Slew Rate | 20V/µs |
| Gain Bandwidth Product | 11 MHz |
| Current - Input Bias | 0.5 pA |
| Voltage - Input Offset | 30 µV |
| Supply Current | 1.8mA (x4 Channels) |
| Current - Output / Channel | 36 mA |
| Voltage - Supply Span(Min) | 4.5 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Overview
Description
This operational amplifier offers a robust slew rate and a gain bandwidth product, making it suitable for precision signal conditioning. Its low input bias current and high common-mode rejection ratio ensure accurate and stable performance over time. Additionally, the device is available in a TSSOP-14 package, which is compact and suitable for high-density circuit designs.
The OPA4140AIPWR is particularly favored in applications requiring high-precision analog computations, sensor signal conditioning, and filter designs. It operates efficiently across a wide temperature range, enhancing its reliability in diverse environments.
Equivalent
1. AD8604 by Analog Devices: Offers similar low noise and precision.
2. LT6016 by Analog Devices (formerly Linear Technology): A precision op-amp with low offset voltage.
3. MCP6004 by Microchip Technology: Another precision quad op-amp option.
4. LM324 by Texas Instruments: A general-purpose quad op-amp.
These equivalents may vary in specific performance specs, so reviewing datasheets for exact matches is advised.
Features
1. Low Offset Voltage: With a typical offset voltage of 120 µV, it ensures high precision in signal processing applications.
2. Low Noise: The amplifier features a low voltage noise density of 5.1 nV/√Hz, suitable for low-noise applications.
3. Wide Supply Voltage Range: It operates on a dual supply range from ±2.25V to ±18V or a single supply from +4.5V to +36V, offering flexibility across different systems.
4. High Slew Rate: A slew rate of 20 V/µs enables fast signal response, critical in high-speed applications.
5. Rail-to-Rail Input: It supports rail-to-rail input, allowing full range input signal utilization.
6. Low Distortion: It has a low total harmonic distortion (THD) of 0.00005%, enhancing signal fidelity.
7. Temperature Range: Operates over a wide temperature range of -40°C to +85°C, suitable for various environments.
These features make the OPA4140AIPWR ideal for precision instrumentation, data acquisition, and audio applications.
Pinout
Pin Count:
- 14 pins.
Key Functions:
- Op-Amp Outputs: The package contains four op-amp channels, each with its output pin.
- V+: Positive power supply.
- V-: Negative power supply or ground.
- Inverting and Non-Inverting Inputs: Each op-amp has individual inverting and non-inverting input pins.
- V+ and V-: Provide the power supply connections for the entire chip.
The OPA4140 is designed for applications requiring high precision and low noise, such as medical instrumentation, sensor signal conditioning, and other analog signal processing tasks.
Manufacturer
Application
1. Instrumentation: Used in precision measurement devices due to its low offset voltage and low drift.
2. Data Acquisition: Ideal for analog-to-digital converter (ADC) buffering.
3. Medical Equipment: Supports high-resolution imaging and monitoring systems.
4. Industrial Control: Utilized in process control systems for accurate signal conditioning.
5. Test Equipment: Suited for automated test equipment (ATE) requiring high precision.
6. Audio Equipment: Ensures high fidelity in audio processing applications.
Its robust performance in these areas makes it valuable in both consumer electronics and professional systems.