Specifications
| Attribute | Value |
| Package / Case | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Part Status | Active |
| Amplifier Type | General Purpose |
| Number of Circuits | 2 |
| Output Type | Rail-to-Rail |
| Slew Rate | 0.4V/µs |
| Gain Bandwidth Product | 1.2 MHz |
| Current - Input Bias | 8 pA |
| Voltage - Input Offset | 250 µV |
| Supply Current | 110µA (x2 Channels) |
| Current - Output / Channel | 20 mA |
| Voltage - Supply Span(Min) | 2.7 V |
| Voltage - Supply Span(Max) | 36 V |
| Operating Temperature | -40°C ~ 125°C |
| Mounting Type | Surface Mount |
Overview
Description
The OPA2170AIDGKR is a precision operational amplifier (op-amp) from Texas Instruments. It belongs to the OPA2170 series, which is known for its low-noise performance, low offset voltage, and low input bias current, making it suitable for precision signal processing applications. This op-amp is designed to operate over a wide supply voltage range, from 4.5V to 36V (or ±2.25V to ±18V), providing flexibility for various circuit designs.
The OPA2170AIDGKR features a rail-to-rail output, enhancing its dynamic range and making it ideal for driving analog-to-digital converters (ADCs) and other devices in data acquisition systems. It offers a gain bandwidth product of 1.2 MHz and a slew rate of 0.5 V/µs, balancing speed and precision. Its small footprint in the 8-pin VSSOP (DGK) package makes it suitable for space-constrained applications. Common applications include sensor signal conditioning, active filters, and medical instrumentation. The OPA2170AIDGKR provides reliable and accurate performance in demanding environments, thanks to its robust design and high-quality specifications.
The OPA2170AIDGKR features a rail-to-rail output, enhancing its dynamic range and making it ideal for driving analog-to-digital converters (ADCs) and other devices in data acquisition systems. It offers a gain bandwidth product of 1.2 MHz and a slew rate of 0.5 V/µs, balancing speed and precision. Its small footprint in the 8-pin VSSOP (DGK) package makes it suitable for space-constrained applications. Common applications include sensor signal conditioning, active filters, and medical instrumentation. The OPA2170AIDGKR provides reliable and accurate performance in demanding environments, thanks to its robust design and high-quality specifications.
Equivalent
The OPA2170AIDGKR is a precision operational amplifier by Texas Instruments. Equivalent products include:
1. OPA2171 - Another TI product with similar specifications but different performance characteristics.
2. AD8656 - From Analog Devices, offering similar precision and low noise.
3. LT1677 - By Analog Devices (formerly Linear Technology), known for low offset voltage.
4. MCP6022 - By Microchip Technology, a general-purpose precision op-amp.
Ensure to cross-reference datasheets for specific applications as performance characteristics may vary.
1. OPA2171 - Another TI product with similar specifications but different performance characteristics.
2. AD8656 - From Analog Devices, offering similar precision and low noise.
3. LT1677 - By Analog Devices (formerly Linear Technology), known for low offset voltage.
4. MCP6022 - By Microchip Technology, a general-purpose precision op-amp.
Ensure to cross-reference datasheets for specific applications as performance characteristics may vary.
Features
The OPA2170AIDGKR is a precision operational amplifier from Texas Instruments, featuring low noise, low offset voltage, and low quiescent current. It is part of the OPAx170 family and operates on a wide supply range from 2.7V to 36V, making it suitable for a variety of applications. Key features include a low input offset voltage of 0.25 mV (typical), low noise of 19 nV/√Hz at 1 kHz, and a quiescent current of 140 µA per amplifier. The device also boasts a wide bandwidth of 1.2 MHz and a slew rate of 0.5 V/µs. It is unity-gain stable and provides excellent performance across the entire supply voltage range. The OPA2170AIDGKR comes in an 8-pin VSSOP package, which is compact and ideal for space-constrained designs. Designed for robustness, it also offers high ESD protection and is well-suited for precision instrumentation, active filters, and medical equipment.
Pinout
The OPA2170AIDGKR is a precision operational amplifier from Texas Instruments. It comes in a VSSOP (DGK) package, which features 8 pins.
Here's a brief overview of the pin functions:
1. Pin 1 (OUTA): Output of the first operational amplifier.
2. Pin 2 (INA-): Inverting input of the first operational amplifier.
3. Pin 3 (INA+): Non-inverting input of the first operational amplifier.
4. Pin 4 (V-): Negative power supply voltage.
5. Pin 5 (INB+): Non-inverting input of the second operational amplifier.
6. Pin 6 (INB-): Inverting input of the second operational amplifier.
7. Pin 7 (OUTB): Output of the second operational amplifier.
8. Pin 8 (V+): Positive power supply voltage.
This dual operational amplifier is designed for a wide range of applications, featuring low offset voltage, low input bias current, and wide bandwidth, making it suitable for precision instrumentation, signal conditioning, and sensor interfacing.
Here's a brief overview of the pin functions:
1. Pin 1 (OUTA): Output of the first operational amplifier.
2. Pin 2 (INA-): Inverting input of the first operational amplifier.
3. Pin 3 (INA+): Non-inverting input of the first operational amplifier.
4. Pin 4 (V-): Negative power supply voltage.
5. Pin 5 (INB+): Non-inverting input of the second operational amplifier.
6. Pin 6 (INB-): Inverting input of the second operational amplifier.
7. Pin 7 (OUTB): Output of the second operational amplifier.
8. Pin 8 (V+): Positive power supply voltage.
This dual operational amplifier is designed for a wide range of applications, featuring low offset voltage, low input bias current, and wide bandwidth, making it suitable for precision instrumentation, signal conditioning, and sensor interfacing.
Manufacturer
The OPA2170AIDGKR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog and embedded processing chips. These chips are used in a broad range of electronics applications, including industrial, automotive, personal electronics, and communications equipment. TI is known for its innovation in semiconductor technology and its vast portfolio of products that help engineers design electronic systems.
Application
The OPA2170AIDGKR is a precision operational amplifier used in various applications due to its low offset voltage and low noise characteristics. Key application areas include:
1. Instrumentation and Sensor Signal Conditioning: Ideal for amplifying low-level sensor outputs.
2. Data Acquisition Systems: Enhances accuracy in converting analog signals to digital.
3. Medical Instrumentation: Suitable for precise and reliable measurements.
4. Industrial Process Control: Used for monitoring and controlling industrial processes.
5. Active Filters: Implemented in designing high-precision filter circuits.
6. Test and Measurement Equipment: Ensures accuracy and stability in measurement devices.
Its versatility and precision make it suitable for any application requiring high-performance signal amplification.
1. Instrumentation and Sensor Signal Conditioning: Ideal for amplifying low-level sensor outputs.
2. Data Acquisition Systems: Enhances accuracy in converting analog signals to digital.
3. Medical Instrumentation: Suitable for precise and reliable measurements.
4. Industrial Process Control: Used for monitoring and controlling industrial processes.
5. Active Filters: Implemented in designing high-precision filter circuits.
6. Test and Measurement Equipment: Ensures accuracy and stability in measurement devices.
Its versatility and precision make it suitable for any application requiring high-performance signal amplification.
Package
The OPA2170AIDGKR is a dual-channel operational amplifier from Texas Instruments. It comes in a VSSOP (Value Small Outline Package), specifically an 8-pin VSSOP package, also known as DGK package. This package is compact and suitable for applications requiring space-efficient solutions.
